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With therapeutic device

Subclass of:

600 - Surgery

600300000 - DIAGNOSTIC TESTING

600407000 - Detecting nuclear, electromagnetic, or ultrasonic radiation

600437000 - Ultrasonic

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DocumentTitleDate
20080281201Non-invasive ultrasonic body contouring - A methodology and system for lysing adipose tissue including directing ultrasonic energy at a multiplicity of target volumes within the region, which target volumes contain adipose tissue, thereby to selectively lyse the adipose tissue in the target volumes and generally not lyse non-adipose tissue in the target volumes and computerized tracking of the multiplicity of target volumes notwithstanding movement of the body.11-13-2008
20120172723INTRAVASCULAR CATHETER TO DELIVER UNFOCUSED ENERGY TO NERVES SURROUNDING A BLOOD VESSEL - In some examples, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some examples, different types of energy sources are utilized singly or combined with one another. In some examples, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents or the agents are enhanced by the energy sources.07-05-2012
20100160780Ultrasound System for Cerebral Blood Flow Imaging and Microbubble-Enhanced Blood Clot Lysis - An ultrasonic diagnostic imaging system is described which utilizes one or more transducer arrays affixed to the head of a patient to diagnose and treat stroke victims. The transducer headset produces a two or three dimensional image of the vasculature inside the cranium, preferably assisted by a microbubble contrast agent. A vascular flow map is produced by the system which may be diagnosed for signs of a blood clot. If a blood clot is detected, a therapeutic beam is transmitted while the contrast agent is present to break up the blood clot by the disruption of microbubbles. The headset may also be used in a monitoring application to detect the recurrence of blood clots in a stroke victim.06-24-2010
20100160781DOPPLER AND IMAGE GUIDED DEVICE FOR NEGATIVE FEEDBACK PHASED ARRAY HIFU TREATMENT OF VASCULARIZED LESIONS - A noninvasive technique that can be used to deny blood flow to a particular region of tissue, without the inherent risks associated with invasive procedures such as surgery and minimally-invasive procedures such as embolization. Blood flow in selected portions of the vasculature can be occluded by selectively treating specific portions of the vasculature with high intensity focused ultrasound (HIFU), where the HIFU is targeted Doppler ultrasound data, and a duration of the therapy is automatically controlled using a negative feedback loop provided by Doppler ultrasound data collected during the HIFU therapy. A portion of the vasculature providing blood flow to the undesired tissue is selected by a clinician, or automatically selected based on Doppler data, and HIFU is administered to the selected portion of the vasculature to occlude blood flow through that portion of the vasculature.06-24-2010
20110190630System and Method for Performing An Electrosurgical Procedure Using An Ablation Device With An Integrated Imaging Device - An ablation device includes an antenna assembly having a radiating portion configured to deliver energy from a power source to tissue. The radiating portion has an outer conductor and an inner conductor. The inner conductor is disposed within the outer conductor. The device also includes an imaging device operably coupled to the radiating portion. The imaging device is configured to generate imaging data corresponding to tissue proximate the radiating portion of the antenna assembly.08-04-2011
20130085388TISSUE PUNCTURE ASSEMBLIES AND METHODS FOR PUNCTURING TISSUE - A tissue puncture assembly includes an elongate tubular member having a lumen, a distal portion having a side wall, a side port opening extending through the side wall and, and a guiding surface having a distal end that extends adjacent to a distal edge of the side port opening. The tissue puncture assembly further includes a flexible puncture member insertable through the lumen of the elongate tubular member. The flexible puncture member deflects upon contacting the guiding surface to exit the elongate tubular member through the side port in a lateral direction relative to a longitudinal direction of the elongate tubular member. The tissue puncture member is capable of puncturing tissue at an oblique angle. The tissue puncture member may further adopt a pre-formed shape at its distal end to prevent inadvertent puncture of tissue and to maintain access to the puncture site. The transseptal puncture assembly may include various sensors to identify tissue structures and precisely locate the desired puncture site.04-04-2013
20130085387RADIOTHERAPY SYSTEM ADAPTED TO MONITOR A TARGET LOCATION IN REAL TIME - The present invention provides a radiotherapy system that can monitor a target location in real time. The radiotherapy system includes a remote control system operable to actuate a real-time image capturing device to acquire images in real time for monitoring the target location. The system also includes an image registration system that can register the acquired image with an image previously captured for the treatment plan, whereby it can be determined whether the patient's tumor is in the beam's eye view of the treatment plan. By confirming that the tumor is in the range of the beam's eye view, the accuracy of the treatment can be improved, and the irradiated area can be reduced, which makes the radiation treatment safer.04-04-2013
20130211257Ultrasonic imaging microwave therapeutic apparatus - An ultrasonic imaging microwave therapeutic apparatus includes a microwave radiation probe, a microwave generating unit, a laser generating unit, a color Doppler ultrasound imaging unit, and a microcomputer control unit. The microcomputer control unit outputs the microwave power control signal to control and adjust the power of the microwave generating unit. The microcomputer control unit outputs the laser control signal to control the switch-on/off of the laser generating unit. The advantages of using the therapeutic apparatus to treat the lower extremity varicose vein disease are as follows. The closure of the varicose vessel is accurate, firm, and thorough. The effect is definite. The traumas for patients are small. The pain of patients is light. The intraoperative bleeding is less. The recovery of patients is rapid. It is difficult to form deep vein thrombosis, can accurately treat the diseased blood vessel and simultaneously instantly verify the effect of the surgery.08-15-2013
20100036246Automatic fat thickness measurements - There is provided a system for lysing of adipose tissue that includes a fat measuring device adapted to automatically measure thickness of a fat layer in a target area of a subject, a transducer adapted to transmit focused ultrasound and a controller adapted to receive a measurement from said fat measuring device and to trigger said transducer to transmit focused ultrasound to said fat layer.02-11-2010
20130079635METHODS FOR IMAGE-GUIDED DELIVERY OF ANESTHETICS INTO THE ANATOMY - Devices and systems for injecting fluids, such as anesthetics, to or near nerve tissue or other targeted anatomical location are disclosed herein. A conduit is generally configured to place the fluid delivery module in fluid communication with a needle that is configured to be inserted into the patient's anatomy. One or more medicaments (e.g., anesthetics) and/or other materials contained within containers (e.g., vials) that are secured to the injection system can be selectively delivered into an anatomy through the needle. Nerve stimulation and/or imaging technologies (e.g., ultrasound) can be used to locate a targeted anatomical location. Aspiration can be used to confirm needle location. An overlay on the imaging display can include, in addition to real-time imaging data, data and other information relating to back pressure at or near the needle tip, volumes or other amounts of fluids delivered by and remaining within the system, stimulation level and/or the like.03-28-2013
20130041259PROPERTY DETERMINING APPARATUS FOR DETERMINING A PROPERTY OF AN OBJECT - A monitoring apparatus for monitoring an ablation procedure applied to an object comprises an ultrasound signal providing unit for providing an ultrasound signal. The ultrasound signal is produced by sending ultrasound pulses out to the object, by subsequently receiving dynamic echo series after the ultrasound pulses have been reflected by the object, and finally by generating the ultrasound signal depending on the received dynamic echo series, whereby ultrasound scattering properties of the object are determined that represent blood perfusion. The monitoring apparatus further comprises an ablation depth determination unit for determining an ablation depth from the provided ultrasound signal.02-14-2013
20100113927ULTRASONIC APPARATUS - A high-quality image pickup is performed even when there is a strong reflector, and image pickup and therapy are performed without reducing overall sound pressure even when there is a site which should not be exposed to a high sound pressure. Data for setting a desired beam is acquired, the position and intensity of a site to be avoided are detected from the data, the position and intensity are converted into a desired beam shape, focus data to form a beam along the desired beam shape is calculated, and the focus data is used to perform image generation or treatment.05-06-2010
20090287081SUBMUCOSAL FIBROID ABLATION FOR THE TREATMENT OF MENORRHAGIA - Submucosal fibroids are selectively treated by introducing a visualization and ablation instrument into a patient's uterus. Many or all of the fibroids are visualized, and the submucosal fibroids are identified. The identified submucosal fibroids are then selectively targeted, typically using a needle on the visualization and ablation instrument. In this way, the patients can be treated for menorrhagia without prolonging the time to treat intramural and subserosal fibroids which typically aren't responsible for menorrhagia.11-19-2009
20130041258IMAGING-GUIDED ANESTHESIA INJECTION SYSTEMS AND METHODS - Devices and systems for injecting fluids, such as anesthetics, to or near nerve tissue or other targeted anatomical location are disclosed herein. A conduit is generally configured to place the fluid delivery module in fluid communication with a needle that is configured to be inserted into the patient's anatomy. One or more medicaments (e.g., anesthetics) and/or other materials contained within containers (e.g., vials) that are secured to the injection system can be selectively delivered into an anatomy through the needle. Nerve stimulation and/or imaging technologies (e.g., ultrasound) can be used to locate a targeted anatomical location. Aspiration can be used to confirm needle location. An overlay on the imaging display can include, in addition to real-time imaging data, data and other information relating to back pressure at or near the needle tip, volumes or other amounts of fluids delivered by and remaining within the system, stimulation level and/or the like.02-14-2013
20100041990Needle Guides for Catheter Delivery - Provided are needle locks and methods of using the same for ultrasound guided catheter insertion. The needle locks hereof substantially immobilizes a needle relative to an ultrasound probe to permit manipulation of a catheter or other device through the needle. The needle locks of the present invention may be used in nerve block, venous catheter insertion procedures or other invasive procedures.02-18-2010
20100041989USE OF ULTRASOUND AS AN ANTIVASCULAR AGENT - A method for detecting and disrupting fragile blood vessels formed as a result of tumor angiogenesis by manipulating an extent of tissue vascularity in vivo, the method includes targeting a region in need of manipulating the extent of vascularity of the tissue by a diagnostic imaging; visualizing said fragile blood vessels in the tissue; obtaining a characteristic of the tissue; and contacting the tissue with a therapeutic ultrasound producing an unfocused or mildly focused ultrasound beam having an intensity below 2.6 W/cm2, wherein the therapeutic ultrasound is emitted from an ultrasound unit in accordance with the characteristic of the tissue and thereby reducing the extent of vascularity of the tissue and disrupting said fragile blood vessels formed to support the tumor in the region of interest.02-18-2010
20120184850Imaging and directed phototherapy catheter - Disclosed are systems, methods and devices for imaging and phototherapy. In one embodiment, a catheter system includes a light emitter and an ultrasound imaging system coupled to the light emitter. The ultrasound imaging system transmits an image to a display device, and the light emitter emits light energy directed at a target location.07-19-2012
20120165667LASSO CATHETER WITH ULTRASOUND TRANSDUCER - A medical device includes an insertion shaft, having a longitudinal axis and having a distal end adapted for insertion into a body of a patient. A resilient end section is fixed to the distal end of the insertion shaft and is formed so as to define an arc oriented obliquely relative to the axis and having a center of curvature on the axis. One or more electrodes are disposed along the end section. An ultrasound transducer is fixed to the distal end and is configured to image a vicinity of the arc using ultrasound waves.06-28-2012
20090030311Ultrasonic end effectors with increased active length - An end effector includes a first portion having a first specific acoustic impedance value, and a second portion having a second specific acoustic impedance value less than the first specific acoustic impedance value. The first portion includes a proximal end segment of the end effector and a distal end segment of the end effector, and the proximal end segment and the distal end segment are composed of a first material. The second portion includes an insert segment of the end effector composed of a second material. The insert segment is located between the proximal end segment and the distal end segment along the longitudinal axis of the end effector. The insert segment functions to bridge or fill the nodal energy gap. A surgical instrument includes a transducer configured to produce vibrations along a longitudinal axis as a predetermined frequency. An ultrasonic blade extends along the longitudinal axis coupled to the transducer. An insert segment or a pad is positioned adjacent to the blade such that it engages the blade when the surgical instrument is in a closed position and generates heat filling the nodal energy gap.01-29-2009
20120130241HANDHELD VOLUMETRIC ULTRASOUND SCANNING DEVICE - An apparatus and related methods for ultrasonically scanning a tissue volume are described, the apparatus being particularly advantageous in the context of freehand ultrasound assisted biopsy of the breast although readily applied to non-biopsy contexts and other body parts. The apparatus comprises a casing configured and dimensioned for single-handed manipulation relative to a surface of the tissue, and a texturably couplant-porous material sheet extending across an opening of the casing. The texturably couplant-porous material sheet has an outer side and an inner side relative to the casing, the outer side for compressively contacting the tissue surface. The apparatus further comprises an ultrasound transducer positioned against the inner side of the texturably couplant-porous material sheet and being mechanically translatable thereacross for volumetrically scanning the tissue volume therethrough.05-24-2012
20110009748TRANSPERINEAL PROSTATE BIOPSY SYSTEM AND METHODS - Method and systems for performing ultrasound guided transperineal prostate biopsies. A template having a plurality of apertures and attached to a transrectal ultrasound probe is used for planning and guiding the biopsy. The template is placed against the patient's perineum and transverse ultrasound images having a projected template image are displayed. Planned biopsy locations are marked on the projected aperture image and biopsy samples are obtained through the corresponding template apertures. Sagittal ultrasounds may be viewed to ensure the correct depth of the biopsy needle during the biopsy. Information about the location of the biopsy sample can be recorded by identifying the template aperture through which the biopsy was obtained. Stored biopsy location information can be used for planning later treatments which can use a template having the same set of apertures.01-13-2011
20090306502Head for Imaging and Treating Organs of Living Organisms and Production Method Thereof - An imaging and treatment head for imaging and treating an organ or tissue of a living being, and usable in particular for treating tumors of the prostate or the thyroid, said head comprising: imaging means (12-10-2009
20130060141ULTRASONIC TRANSDUCER ASSEMBLY - An ultrasound transducer assembly includes an acoustic focusing lens and a therapy transducer mounted to a holder member so that the lens is movable relative to the transducer. The lens and the transducer are mounted to the holder member so that the lens is spaced a predetermined distance from the transducer element. A liquid layer having a thickness of the predetermined distance is provided between the lens and the transducer element. A solid backing member is disposed on a side of the transducer element opposite the lens. The backing member is spaced by an additional liquid layer of a predetermined thickness from the transducer element. The focusing depth of the lens-transducer assembly is controllable by transducer operating frequency.03-07-2013
20130060140Dual-Mode Piezocomposite Ultrasonic Transducer - A compact, high power, dual mode, emitting and receiving ultrasound transducer and method for applying ultrasonic energy within a living subject and for monitoring the effects it induces in tissue comprises a set of piezoelectric polymeric transducer elements and a set of piezoelectric ceramic elements, bonded together. The polymeric transducer elements have electrodes enabling their use for low power diagnostic imaging interrogation of the tissue and the ceramic transducer elements have electrodes enabling their use for high power therapy applications.03-07-2013
20090076390INTEGRATED ULTRASOUND IMAGING AND ABLATION PROBE - A system for imaging and providing therapy to one or more regions of interest is presented. The system includes an imaging and therapy catheter configured to image an anatomical region to facilitate assessing need for therapy in one or more regions within the anatomical region and delivering therapy to the one or more regions of interest within the anatomical region. In addition, the system includes a medical imaging system operationally coupled to the catheter and having a display area and a user interface area, wherein the medical imaging system is configured to facilitate defining a therapy pathway to facilitate delivering therapy to the one or more regions of interest.03-19-2009
20100081934TREATMENT OF VASCULAR OCCLUSIONS USING ULTRASONIC ENERGY AND MICROBUBBLES - In one embodiment of the present invention, a method of treating a vascular occlusion located at a treatment site within a patient's vasculature comprises positioning an ultrasound catheter at the treatment site. The method further comprises delivering a microbubble therapeutic compound from the ultrasound catheter to the vascular occlusion during a first treatment phase. The method further comprises pausing the delivery of the microbubble therapeutic compound and delivering ultrasonic energy from the ultrasound catheter to the vascular occlusion during a second treatment phase while the delivery of microbubble therapeutic compound remains paused.04-01-2010
20130066205Ultrasound bone imaging assembly - A device for orienting a bone cutting tool with respect to a locking screw hole of an intramedullary nail inserted within a bone is provided. The device includes a device body which is configured with a cutting path for a cutting device and a distal end portion which is adapted for positioning against a surface of the bone. The device also includes an ultrasound probe holder which serves for aligning the cutting path with the screw locking feature using at least one ultrasound signal of at least one ultrasound probe attached to the device.03-14-2013
20100081933TREATING WEAKENED VESSEL WALL SUCH AS VULNERABLE PLAQUE OR ANEURYSMS - Described is a method of stabilizing blood vessel wall abnormality. The method includes ultrasonically heating at least a portion of the blood vessel wall having the abnormality; monitoring a parameter related to a property of at least a portion of the heated portion of the blood vessel wall; and stopping the heating when the monitored parameter changes by a predetermined factor or after the monitored parameter changes in a slow enough rate. The slow enough rate may be, for instance, a predetermined fraction of a maximal rate change observed during heating.04-01-2010
20110021912REGIONAL ANESTHESIA SYSTEM AND CART - A regional anesthesia system and a cart for aiding in the placement of a regional anesthesia block without the need of ancillary assistance. The invention includes equipment for use in the performance of a regional anesthesia block which is carried on a cart for transporting and providing a stable foundation for the equipment. The equipment includes a nerve localization means such as ultrasound or a peripheral nerve stimulator for locating a target nerve of a patient, a position assist arm for maintaining the position of the localization means over the target nerve while the operator inserts an anesthetic needle over the target nerve, and an anesthetic infusion device for infusing or aspirating through the anesthesia needle. The infusion device includes an infusion pump controlled by a foot pedal. The system may be easily transported to a patient requiring a regional anesthesia block, and allows the regional anesthesia block to be performed with minimal ancillary assistance.01-27-2011
20120116222ULTRASOUND TREATMENT SYSTEM AND METHOD OF ACTUATING THE ULTRASOUND TREATMENT SYSTEM - An ultrasound treatment system applies an ultrasound driving signal generated by an ultrasound driving signal generating section on an ultrasound treatment section, treats a treatment target living tissue with ultrasound vibration under observation by an observing section, and acquires, with an image acquiring section, an observed image of the living tissue being treated. A control section controls, for example, output of the ultrasound driving signal on the basis of a comparison result of the observed image and a reference image of the living tissue in a state in which mist does not occur.05-10-2012
20120238873Ultrasound Treatment Device - The invention concerns a device for treatment of an organ or tissue of a living being. The device comprises at least one treatment transducer for emission of ultrasound waves, preferably high intensity focused ultrasound (HIFU) waves, focusable on a focal point within or on the surface of said organ or tissue, as well as means for rotating said treatment transducer around an axis which intersects said focal point. The device further comprises synchronization means for synchronizing the rotation of the treatment transducer with at least the emission of ultrasound waves from said treatment transducer and/or an additional imaging transducer.09-20-2012
20080294044Treatment of breast disease with vibrating device - An elongate probe, with a suction channel extending longitudinally along the probe, is inserted into a patient so that a distal tip of the probe is in contact with a fibroid mass inside the patient. Thereafter the probe is ultrasonically vibrated so that the distal tip has an excursion amplitude or distance greater than 275 microns. During probe vibration, suction is applied to the channel at a vacuum level greater than 24″ Hg to thereby maintain the target tissue mass in engagement with the distal tip during the vibrating of the probe and enable ablation of at least a selectable portion of the target tissue mass.11-27-2008
20120271171ENERGETIC MODULATION OF NERVES - A system to modulate an autonomic nerve in a patient utilizing transcutaneous ultrasound energy delivery includes a processor comprising an input for receiving information regarding energy and power to be delivered to a treatment region containing the nerve, and an output for outputting a signal, wherein the processor is configured to determine a position of a reference target from outside the patient to localize the nerve relative to the reference target, a therapeutic energy device comprising a transducer for delivering ultrasound energy from outside the patient, a controller to control an aiming of the transducer based at least in part on the signal from the processor, and an imaging system coupled to the processor or the therapeutic energy device.10-25-2012
20100041988FEEDBACK LOOP FOR FOCUSED ULTRASOUND APPLICATION - A method is disclosed using a feedback loop for focused ultrasound application. The method includes the steps of determining a location of a target side within a body using ultrasound waves, applying focused ultrasound waves to the target site, determining a new location of the target site using further ultrasound waves, and adjusting the focused ultrasound waves in response to the new location of the target site.02-18-2010
20120116221METHODS AND SYSTEMS FOR IMAGE-GUIDED TREATMENT OF BLOOD VESSELS - Methods and systems of treating at least one blood vessel involves the application of therapy ultrasound to the blood vessel(s) using one or more dosing conditions. An image of the region of interest is acquired responsive to the applied therapy ultrasound. A change in vascularity of the blood vessel(s) is estimated, responsive to the applied therapy ultrasound, using the acquired image to determine whether to adjust at least one of the dosing conditions. The therapy ultrasound is applied with an intensity to modify the blood vessel(s) without damaging a surrounding tissue. A method of treating a tumor comprises introducing a therapeutic agent into a bloodstream and applying therapy ultrasound to blood vessel(s). The therapy ultrasound, along with an agent, disrupts the blood vessel(s) to limit flow to and from the tumor, thereby retaining the therapeutic agent within the tumor.05-10-2012
20120232389METHODS AND APPARATUS FOR ADMINISTERING LOCAL ANESTHETIC - Apparatus for administering certain nerve blocks includes a sheath constructed from a flexible ultrasound echogenic material, a more rigid introducer/dilator for introducing the sheath into the patient, and an ultrasound echogenic catheter for inserting through the sheath once the distal end of the sheath is in place adjacent the nerve(s) to be blocked and the introducer/dilator has been withdrawn. The catheter has provisions at its proximal end for connecting to a source of local anesthetic. Methods for use of this apparatus are also described.09-13-2012
20090187103Contrast agent destruction effectiveness determination for medical diagnostic ultrasound imaging - The effectiveness of contrast agent destruction is determined. Locations of ineffectively destroyed contrast agents are identified. The response from undestroyed contrast agents may be distinguished from response from tissue due to saturation or from rapid perfusion. The locations may be highlighted on resulting images, indicating to the user locations not associated with perfusion. The user may make a diagnosis on perfusion rather than a lack of destruction of contrast agents.07-23-2009
20110288412DEVICES AND METHODS FOR TREATMENT OF TISSUE - Delivery systems, and methods using the same, having an ultrasound viewing window for improved imaging and a needle for ablation treatment of target tissues. In an embodiment, the target tissue is a fibroid within a female's uterus. In an embodiment, the delivery system includes a rigid shaft having a proximal end, a distal end, and an axial passage extending through the rigid shaft. In an embodiment, the axial passage is configured for removably receiving the ultrasound imaging insert having an ultrasound array disposed a distal portion.11-24-2011
20110288411Multi-Mode Induced Acoustic Imaging Systems And Methods - A multi-mode Electro-Magnetic Acoustic Imaging (EMAI) system is disclosed. The EMAI system utilizes an electromagnetic energy source to induce multiple acoustic signals in surrounding objects including a target tissue area or a transducer. The induced acoustic signals can be collected and converted to imaging data, which can be used to display a tissue area image. The collected acoustic signals can be filtered or isolated based on one or more signal proprieties including frequency. A signal's frequency can indicate a property of the target tissue including the tissue's conductivity or its density.11-24-2011
20080275343Percussion assisted angiogenesis - The present invention relates to a new non-invasive method for inducing angiogenesis and more particularly coronary angiogenesis wherein an operator applies localized percussion upon the upper torso proximate an ischemic myocardial region, whereby the percussive forces penetrate to cause sheer stresses to the endothelium of the coronaries which lie thereupon, and thereby cause new coronary growth by virtue of endogenous liberation of beneficial angiogenic mediators. A pair of vibratory contacts are advantageously applied to rib-spaces to either side of the sternum (or alternatively to the upper back), where-after percussion is applied at the resonance frequency of the heart/epimyocardium at a displacement amplitude of 0.1 mm-15 mm (preferably greater than 1 mm), such as to maximize an internal oscillatory effect. The system is also adaptable for cerebral and peripheral vasculature applications. Ultrasonic imaging may optionally be utilized to direct percussive therapy.11-06-2008
20120190981SYSTEMS AND METHODS FOR AUTONOMOUS INTRAVENOUS NEEDLE INSERTION - Systems and methods for autonomous intravenous needle insertion are disclosed herein. In an embodiment, a system for autonomous intravenous insertion include a robot arm, one or more sensors pivotally attached to the robot arm for gathering information about potential insertion sites in a subject arm, a medical device pivotally attached to the robot arm, and a controller in communication with the sensors and the robot arm, wherein the controller receives the information from the sensors about potential insertion sites, and the controller selects a target insertion site and directs the robot arm to insert the medical device into the target insertion site.07-26-2012
20120190982TREATMENT DEVICE - A treatment device includes a probe to acquire an image of a target using ultrasonic waves, a needle guide provided along the probe, a needle movable along the needle guide, a measurement unit to sense a movement distance of the needle based on contact caused by movement of the needle, and a controller to calculate the movement distance of the needle based on a value measured by the measurement unit. The treatment device may further include a needle sensing unit to determine whether the needle has reached a reference position. The measurement unit is driven based on the determination of the needle sensing unit.07-26-2012
20100036245IMAGE-GUIDED THERAPY DELIVERY AND DIAGNOSTIC NEEDLE SYSTEM - An automated system for delivery of seeds or other therapeutic or diagnostic capsules to internal organs of the patient's body for radiation brachytherapy includes a needling mechanism, a 2DOF robot, an ultrasound probe driver, a 5DOF passive platform, and an easy lock cart. The needling mechanism implants radioisotope seeds by its cannula and stylet driven by two moving stages pushed by DC motors with ball screw transmission. Force sensors are included for detecting insertion forces and bending force. In another embodiment, the needle is rotated for insertion into the patient and can also be used for tissue removal for biopsy. The two embodiments are usable together or separately.02-11-2010
20100106019METHOD AND APPARATUS FOR FEEDBACK CONTROL OF HIFU TREATMENTS - HIFU therapy to a desired tissue site is controlled based on detected changes in one or more characteristics of a received backscatter signal resulting from exposure of the tissue to HIFU or other interrogation signals. In one embodiment, the bloom of backscatter signals outward from a treatment region (e.g., towards the HIFU transducer) is detected and monitored. Once the bloom reaches a predetermined location, treatment is stopped. Other signal characteristics such as angular distribution of frequency components in the backscatter signal, changes in reflection, power required to saturate a tissue characteristic, changes in attenuation and changes in a cumulative energy distribution function of the backscatter signal that change as a result of the application of HIFU power are also used to control the delivery of HIFU signals in accordance with other embodiments of the disclosed technology.04-29-2010
20090149754ULTRASONIC DIAGNOSIS APPARATUS, RADIOFREQUENCY WAVE CAUTERY TREATMENT DEVICE, ULTRASONIC DIAGNOSIS AND TREATMENT SYSTEM, AND ULTRASONIC DIAGNOSIS AND TREATMENT APPARATUS - An ultrasonic diagnosis and treatment system includes an ultrasonic probe for transmitting and for receiving ultrasonic waves; an image generator unit for generating an ultrasonic image based on the echo signals received by the ultrasonic probe; a display unit for displaying an ultrasonic image generated by the image generator unit; and a biopsy needle for radiating radiofrequency waves. The ultrasonic diagnosis and treatment system includes a display controller unit for displaying on the display unit an ultrasonic image at the time of non-radiation of the radiofrequency waves generated based on the echo signals received by the ultrasonic probe at the time when the radiofrequency waves are not radiated from the biopsy needle, in place of the ultrasonic image at the time of radiation of the radiofrequency waves generated based on the echo signals received by the biopsy needle at the time of radiating the radiofrequency wave from the biopsy needle.06-11-2009
20090149753CATHETER-BASED ACOUSTIC RADIATION FORCE IMPULSE SYSTEM - A probe, including an ablation element which is configured to perform ablation of tissue. The probe also includes an ultrasonic transducer, located in proximity to the ablation element, which is configured to transmit acoustic radiation force impulses (ARFIs) to the tissue, and to measure a displacement of the tissue in response to the ARFIs so as to monitor the ablation of the tissue.06-11-2009
20120035476Tissue Imaging And Treatment Method - Embodiments of a dermatological cosmetic treatment and imaging system and method can include use of a hand wand and a removable transducer module having an ultrasound transducer. The system can include a control module that is coupled to the hand wand and has a graphical user interface for controlling the removable transducer module, and an interface coupling the hand wand to the control module. In some embodiments, the cosmetic treatment system may be used in cosmetic procedures on at least a portion of a face, head, neck, body, and/or other part of a patient for a face lift, a brow lift, a chin lift, an eye treatment, a wrinkle reduction, a scar reduction, a burn treatment, a tattoo removal, a skin tightening, a vein reduction, a treatment on a sweat gland, a treatment of hyperhidrosis, a sun spot removal, a fat treatment, a vaginal rejuvenation, and/or an acne treatment.02-09-2012
20120035473LAPAROSCOPIC HIFU PROBE - A high-intensity focused ultrasound ablation of tissue using minimally invasive medical procedures is provided.02-09-2012
20120108967USE OF FOCUSED ULTRASOUND FOR VASCULAR SEALING - Methods for applying heat to a region proximate a blood vessel are disclosed. In one embodiment, a method can include generating an imaging ultrasound beam adapted to image a blood vessel target and receiving a reflection of the imaging ultrasound beam. The method can also include producing an output signal in response to the reflection of the imaging ultrasonic beam and processing the output signal to identify a location of a treatment zone proximate an outer wall of the blood vessel. Therapeutic energy can be applied to the treatment zone. In some embodiments, the therapeutic ultrasound energy beam can be moved to over-scan the treatment zone. Other methods are also disclosed.05-03-2012
20120108966USE OF FOCUSED ULTRASOUND FOR VASCULAR SEALING - Methods for applying heat to a region proximate a blood vessel are disclosed. In one embodiment, a method can include generating an imaging ultrasound beam adapted to image a blood vessel target and receiving a reflection of the imaging ultrasound beam. The method can also include producing an output signal in response to the reflection of the imaging ultrasonic beam and processing the output signal to identify a location of a treatment zone proximate an outer wall of the blood vessel. Therapeutic energy can be applied to the treatment zone. In some embodiments, the therapeutic ultrasound energy beam can be moved to over-scan the treatment zone. Other methods are also disclosed.05-03-2012
20090054772Focused Ultrasound Therapy System - The present invention pertains to an ultrasound therapy system and more specifically, to a high-intensity focused ultrasound (HIFU) therapy apparatus guided by image registration and fusion method. The therapy system of the present invention comprises a central control means; an acoustic energy applicator; a mechanical driving and locating means of said acoustic energy applicator; a real-time B-mode ultrasound image guiding device. Further the therapy system of the present invention comprises an immobilization means for body position. By the help of this immobilization means for body position, real-time B-mode ultrasound images can be registered with diagnosis images, and then on the basis of registration, said B-mode ultrasound images are fused with said diagnosis images for guiding said therapy. Comparing to the existed technical solutions in this field, the present invention has effectively solved the difficult problems in high-intensity focused ultrasound therapy and particularly for tumor treatment with a low cost. And it provides a very practical technical solution, which can be easily applied to clinical treatment of tumors.02-26-2009
20110201930Continuous Transversus Abdominis Plane Block - A procedure and kit are provided for performing an ultrasound-guided transversus abdominis plane (TAP) procedure. The patient's abdomen is scanned with an ultrasound probe to identify and mark the external oblique, internal oblique, and TAP. An introducer sheath is placed over a fluid delivery needle such that the distal end of the needle extends beyond the distal end of the sheath, the needle having echogenic properties for ultrasound imaging. The needle and sheath are ultrasonically guided into the TAP. A local anesthetic or saline/anesthetic combination is injected through the needle to create a liquid pool in the TAP. The needle is removed from the sheath while maintaining the sheath within the TAP and a catheter is subsequently advanced through the sheath and into the pooled liquid in the TAP. The sheath is withdrawn while maintaining the catheter located within the TAP. A catheter is connected to a source of local anesthetic for providing a defined volume of anesthetic to the catheter site at a controlled delivery rate.08-18-2011
20110172529FLOW DIRECTED HEATING OF NERVOUS STRUCTURES - In some examples, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some examples, different types of energy sources are utilized singly or combined with one another. In some examples, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents or the agents are enhanced by the energy sources.07-14-2011
20110172527SYSTEMS FOR EXTERNALLY DELIVERED ENERGY TO MODULATE NEURAL STRUCTURES - In some examples, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some examples, different types of energy sources are utilized singly or combined with one another. In some examples, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents or the agents are enhanced by the energy sources.07-14-2011
20090088636APPARATUS FOR DELIVERING HIGH INTENSITY FOCUSED ULTRASOUND ENERGY TO A TREATMENT SITE INTERNAL TO A PATIENT'S BODY - An apparatus for delivering HIFU energy may include a probe with a plurality of leaves that provide a bowl-shaped HIFU therapy transducer. In once case, pins may slide within grooves in the leaves to deploy the leaves. In another case, spines may be configured to slide in a channel defined in each leaf. In other cases, a spring or a shape memory alloy may be used to deploy the leaves. In another implementation, a probe may be fitted with a flexible material that couples the HIFU therapy transducer to the probe and allows the transducer to be drawn to the side of the probe for insertion. In another implementation, a probe may have one or more inflatable bladders that form the HIFU therapy transducer. In yet another implementation, a probe may have an imaging component and a HIFU therapy transducer disposed thereon that rotate, as a unit, about a hinge.04-02-2009
20100125198SYSTEMS AND METHODS FOR ABLATING BODY TISSUE - A transducer subassembly with combined imaging and therapeutic capabilities is disclosed. The subassembly includes heat sinks that are configured to maintain the transducer at a low operating temperature so that the transducer operates at high efficiency and also can handle a wider range of frequencies. The subassembly is also configured to allow cooling fluid to flow past the transducer element. One heat sink in the subassembly also acts as an acoustic matching layer and another heat sink acts as a backing. Alternatively, the second heat sink which acts as a backing is optional. The transducer is configured to transmit at one power level for imaging, and at a second power level for ablating. The transducer may comprise sub-elements transmitting at different power levels. The subassembly may be operated at one power level for imaging and a second power level for ablating.05-20-2010
20090287082SYSTEM AND METHOD FOR ULTRASONIC HARMONIC IMAGING FOR THERAPY GUIDANCE AND MONITORING - An ultrasound system is provided which includes a therapy ultrasound transducer and a diagnostic ultrasound transducer and operates in accordance with a method to direct the application of the therapy ultrasound. The method includes operating the diagnostic ultrasound transducer to acquire a first ultrasound image; simultaneously operating the diagnostic ultrasound transducer and therapy ultrasound transducer for a second interval to acquire a second ultrasound image; and determining a difference in the first and second images indicative of the pattern of the therapy ultrasound transducer signal. The difference in the images, which result from enhanced non-linearities and propagation distortions induced by the high intensity therapy ultrasound, can be obtained by subtracting the two images. A method is also provided for monitoring the progress of high intensity therapy ultrasound which evaluates transient changes due to in-situ heating as well as permanent changes which result from cell microstructure alteration.11-19-2009
20080208052Systems and methods for improving image-guided tissue ablation - The cryosurgical kit and method of use relates to the combined use of biodegradable, imageable, drug(s) carriers, vectors or microcapsules deposited into a target tissue region inside a body and the controlled cooling of the target tissue region. A minimally invasive method of treatment that applies a cooling device to a selected tissue region, uses a vibrating resonant frequency delivery device to inject drug(s) carriers (microcapsules) containing therapeutic and contrast agents into tissue region(s) submitted to cooling temperatures, successive real-time imaging of the microcapsule deposition and later detection of the progressive degradation of microcapsules with ultrasound imaging which provides estimation of sustained release rates and for planning re-dosing regimens. The thermosensitive microcapsules preferably contain ethiodol, a contrast agent for Ultrasound and/or X-Ray imaging, and cytotoxic drug(s).08-28-2008
20110172530VISUAL IMAGING SYSTEM FOR ULTRASONIC PROBE - A non-invasive visual imaging system is provided, wherein the imaging system procures an image of a transducer position during diagnostic or therapeutic treatment. In addition, the system suitably provides for the transducer to capture patient information, such as acoustic, temperature, or ultrasonic images. For example, an ultrasonic image captured by the transducer can be correlated, fused or otherwise combined with the corresponding positional transducer image, such that the corresponding images represent not only the location of the transducer with respect to the patient, but also the ultrasonic image of the region of interest being scanned. Further, a system is provided wherein the information relating to the transducer position on a single patient may be used to capture similar imaging planes on the same patient, or with subsequent patients. Moreover, the imaging information can be effectively utilized as a training tool for medical practitioners.07-14-2011
20110172526Feature Tracking Using Ultrasound - Various implementations of the invention provide techniques and supporting systems that facilitate real-time or near-real-time ultrasound tracking for the purpose of calculating changes in anatomical features during a medical procedure. More specifically, anatomical features within a patient undergoing a medical procedure are tracked by obtaining temporally-distinct three dimensional ultrasound images that include the feature of interest and obtaining a targeted subset of ultrasound images focused on the feature. Based on the targeted subset of ultrasound images, a displacement of the feature is determined and image parameters used to obtain the targeted subset of ultrasound images are adjusted based on the displacement. This results in a time-based sequence of three dimensional images and targeted ultrasound images of the feature that identify changes in the position, size, location, and/or shape of the feature.07-14-2011
20090287080TREATMENT INSTRUMENT FOR ENDOSCOPE AND LYMPH NODE REMOVING METHOD - A treatment instrument for endoscope of the present invention includes a puncture needle having a barb. A lymph node removing method of the present invention includes: an insertion step, wherein an endoscope has an insertable insertion portion which is inserted into an esophagus or a trachea being a lumen inside the body of a subject; the step of inserting a distal end portion arranged at the tip of the insertion portion of the endoscope into the lumen; a confirmation step of confirming the position of a mediastinal lymph node by performing ultrasound scanning using an ultrasound transducer arranged at the distal end portion; an anchoring step of placing an anchoring device which has been inserted through a channel inside the insertion portion of the endoscope, on the mediastinal lymph node by performing the ultrasound scanning; a incision step of cutting a wall of the lumen to make a fistula; and a drawing-in step of drawing the mediastinal lymph node into the lumen with the anchoring device.11-19-2009
20090299180Distance-determining method and treatment apparatus which uses said method - A method of determining the real distance between an emitter/receiver face (12-03-2009
20110270085ULTRASONIC IN SITU RESPIRATORY MASK TESTING PROCESS AND MASK - A respiratory mask includes a mask body with a perimeter. The mask has a use position wherein the mask body covers at least the mouth and nose and the perimeter is in contact with the face surrounding at least the mouth and nose. At least one ultrasonic sensor is supported on the mask body in detecting proximity to the perimeter. The ultrasonic sensor is operable to detect ultrasound. The ultrasonic sensor allows leakage around the perimeter of the mask body to be detected.11-03-2011
20110208054ABLATION DEVICE AND METHOD FOR CREATING AN ELONGATE LESION USING SELECTIVELY ACTUATED TRANSDUCER CONTROLLED BY LESION COMPLETION SENSOR - Device, system and method for evaluating the effectiveness of tissue ablations of a heart of a patient. The tissue is clamped between a pair of opposing jaws. A portion of the tissue is ablated at a first generally linear position on the tissue by applying ablative energy to two of a plurality of elongate electrodes, each of the two of the plurality of elongate electrodes being coupled in opposing relationship to each other and the pair of opposing jaws, respectively. An effectiveness of the ablation is sensed at a second generally linear position on the tissue with at least one of the plurality of elongate electrodes positioned on one of the pair of opposing jaws. The second linear position on the tissue is laterally distal to the first linear position on the tissue with respect to the atrium of the heart.08-25-2011
20100280373Feedback in medical ultrasound imaging for high intensity focused ultrasound - Feedback of position is provided for high intensity focused ultrasound. The location of a beam from a HIFU transducer is determined using ultrasound imaging. The ultrasound imaging detects tissue displacement caused by a beam transmitted from the HIFU transducer. The displacement or information derived from the displacement may be used to detect and image the location of the beam. Separate transducers may be used for HIFU and imaging. The user aims the HIFU transmissions with feedback from ultrasound imaging of displacement of tissue.11-04-2010
20080275342METHOD AND SYSTEM FOR ULTRASOUND TREATMENT WITH A MULTI-DIRECTIONAL TRANSDUCER - A method and system for ultrasound treatment utilizing a multi-directional transducer to facilitate treatment, such as therapy and/or imaging or other tissue parameter monitoring, in two or more directions. In accordance with an exemplary embodiment, a multi-directional transducer comprises at least two transduction elements configured to provide for ultrasound energy, such as radiation, acoustical energy, heat energy, imaging, positional information and/or tissue parameter monitoring signals in two or more directions. The transduction elements can comprise various materials for providing ultrasound energy or radiation, such as piezoelectric materials, with and without matching layers. In addition, the transduction elements can be configured for substantially uniform, focused and/or defocused radiation patterns, as well as for single, multiple-element and/or multiple-element array configurations. In addition, an exemplary multi-directional transducer can comprise multiple elements, either side by side, stacked or in an array.11-06-2008
20080281200Elevated coupling liquid temperature during HIFU treatment method and hardware - A medical procedure utilizes a high-intensity focused ultrasound instrument having an applicator surface, a liquid-containing bolus or expandable chamber acting as a heat sink, and a source of ultrasonic vibrations, the applicator surface being a surface of a flexible wall of the bolus, the source of ultrasonic vibrations being in operative contact with the bolus. The applicator surface is placed in contact with an organ surface of a patient, the source is energized to produce ultrasonic vibrations focused at a predetermined focal region inside the organ, and a temperature of liquid in the bolus is controlled while the applicator surface is in contact with the organ surface to control temperature elevation in tissues of the organ between the focal region and the organ surface to necrose the tissues to within a desired distance from the organ surface.11-13-2008
20080281199SYSTEM AND METHOD FOR A DUAL SHOCK SOURCE LITHOTRIPSY SYSTEM - A system and method is provided for presenting a patient with lithotripsy medical treatments. The patient is placed upon a patient table for a lithotripsy treatment such that a region of the patient's body may be targeted with the lithotripsy system. The lithotripsy system may include either a first therapy head or a second therapy head. The therapy head included in the system is moveably coupled within the lithotripsy system to provide fine adjustments to shockwave projections of the therapy head. The therapy head may be adjusted such that a specific target area in a patient treatment region may be locked in for shockwave treatment. Other embodiments are also disclosed.11-13-2008
20080287794METHOD FOR IMPLEMENTING AN IMAGING ND NAVIGATION SYSTEM - A method for implementing an imaging and navigation system to perform a medical procedure such as cardiac ablation is disclosed herein. The a method includes implementing an ultrasonic imaging device to provide a generally real time three-dimensional patient image, identifying a target site on the generally real time three-dimensional patient image, directing a medical instrument to the target site using a tracking system, and performing a medical procedure at the target site.11-20-2008
20120296211ULTRASOUND DIAGNOSTIC APPARATUS - An ultrasound diagnostic apparatus includes a light irradiator for irradiating a lattice point set in the region to be imaged with light converging to the lattice point, so as to impart heat locally to the point; an image for distortion amount calculation-generating section for generating an ultrasound image for distortion amount calculation based on a reception signal of ultrasound generated; and a distortion amount calculating section for calculating the difference between the position of the lattice point on an ultrasound image for distortion amount calculation and the absolute coordinates of the lattice point as the distortion amount. Such apparatus allows precise sound speed values in the living body to be obtained and, accordingly, an ultrasound image of high accuracy to be taken. In consequence, a more accurate diagnosis is conducted on the region to be diagnosed in a subject.11-22-2012
20090264755High-Intensity Ultrasonic Vessel Ablator Using Blood Flow Signal for Precise Positioning - The present invention relates to a precise blood vessel positioning and high-intensity focused ultrasound ablator by use of one ultrasound transducer.10-22-2009
20120143055METHOD AND SYSTEM FOR ULTRASOUND IMAGING - A method and system for ultrasound imaging includes tracking the position and orientation of an ultrasound probe. The method and system includes tracking the position and orientation of an instrument while moving the instrument. The method and system includes acquiring ultrasound data of a plane defined along a longitudinal axis of the instrument, where the position of the plane is determined based on the position and orientation of the ultrasound probe and the position and orientation of the instrument. The method and system includes generating a plurality of images of the plane based on the ultrasound data and displaying the plurality of images of the plane as part of a dynamic image.06-07-2012
20080269608Non-Invasive Treatment of Fascia - Various methods and devices for minimally invasive treatment and prevention of conditions of the fascia are provided. In one aspect, a method includes providing an acoustic wave source effective to deliver a focused acoustic wave to a target site within a patient's body, and focusing an acoustic wave through a patient's skin such that at least one location in the patient's fascia is fenestrated in a desired pattern.10-30-2008
20080269607Ultrasonic Treatment Apparatus - An ultrasonic treatment apparatus includes a trace and follow computing unit 10-30-2008
20090030312IMAGE-GUIDED INTRAVASCULAR THERAPY CATHETERS - An intravascular ultrasound catheter having an imaging array and ablation electrodes is provided. The imaging array and ablation electrodes are forward facing and the catheter can be used to ablate plaque in partially or totally occluded blood vessels under real time ultrasound visualization. The ablation electrodes are integrated into the distal face of the catheter and allow ultrasound to pass through them, which provides the ability to achieve highly accurate real time visualization of the tissue undergoing treatment.01-29-2009
20110208055METHOD AND SYSTEM FOR ULTRASOUND THERAPY - An ultrasound ablation system can include an imaging device (08-25-2011
20080234579Interactive Ultrasound-Based Depth Measurement For Medical Applications - A device for determining the internal structure of a bone along a path directed into the bone (or other tissue) is disclosed. The device comprises a nozzle fluidically connected to a liquid reservoir for providing a liquid jet directed at the bone in the direction of the path; an ultrasonic transducer for generating ultrasonic waves through the liquid jet and for detecting echoes of the ultrasonic waves caused by changes in the acoustical impedance in the bone characterizing changes in the structure of the bone along the path; and an analyzer for interpreting the echoes into meaningful information relating to the location of the structural changes along the path.09-25-2008
20110144491SELF-AIMING DIRECTABLE ACOUSTIC TRANSDUCER ASSEMBLY FOR INVASIVE MEDICAL DEVICE APPLICATIONS - A directable acoustic transducer assembly is presented for use in a medical insertion device (MID). In an embodiment, the assembly aims an acoustic signal in response to a sensed or detected force or load imposed on the MID. The directable acoustic transducer assembly includes a switch array and a plurality of directional acoustic transducer elements. The switch array responds to the force or load and activates the directional acoustic transducer elements closest to the source of the force or load. The switch array may include a plurality of switches, at least one of which responses to a force or load and may activate directional acoustic transducer elements having a target tissue in the field of view. The assembly includes embodiments that are responsive to various loads. A directable acoustic transducer assembly may be part of a diagnostic and/or therapeutic system, such as an RF ablation system.06-16-2011
20110144492Targeted Treatment Delivery System - This invention relates generally to the targeting and biopsy of tissue for medical purposes, and more particularly to a targeted biopsy system which allows planning of tissue to be sampled, targeting of specific areas of tissue in reference to the plan, capturing the tissue sample and recording the source location of the tissue sample, particularly for use in collecting tissue samples from the prostate gland. A further purpose of this invention is to provide a targeted treatment system which allows planning of tissue to be treated, targeting of specific areas of tissue in reference to the plan, and delivering the treatment to the targeted tissue.06-16-2011
20110144493ULTRASOUND DIAGNOSTIC AND THERAPEUTIC DEVICES - An ultrasound diagnostic and therapeutic device includes a catheter equipped with an intracorporeal ultrasound transducer at its tip, an extracorporeal ultrasound transmitter, an imaging electronic unit and a time-reversal electronic unit. The intracorporeal transducer may be used to record an image of surrounding tissues so as to identify a treatment site. The same transducer is then used as a beacon to receive an ultrasound impulse from the extracorporeal transmitter. The impulse response signal from the intracorporeal transducer is then time-reversed so that high-intensity focused ultrasound can be generated at the location of the intracorporeal transducer. The device is capable of shaping the area of focused ultrasound to correspond to that of the treatment site.06-16-2011
20120197121CUSTOMIZED COSMETIC TREATMENT - A method and system for controlled thermal injury of human superficial tissue based on the ability to controllably create thermal lesions of variable shape, size, and depth via precise spatial and temporal control of acoustic energy deposition. The apparatus includes a control system and probes that facilitate treatment planning, control and delivery of energy, and monitoring of treatment conditions.08-02-2012
20120197119Treatment instrument - A treatment instrument that is inserted in a freely advancing and retracting manner into the channel of an ultrasonic endoscope, includes a treatment member that has a distal end and a proximal end and an outer surface that is a circular cylindrical shape in which a plurality of dimples are formed indenting into the outer surface. The length component that is measured in the direction of the center axis of the treatment member and which is the distance between the rear edge, which is positioned closest to the proximal end, and the deepest part of the dimple is shorter than the length component that is measured in the direction of the center axis and which is the distance between the front edge which is closest to the distal end and the deepest part.08-02-2012
20090143678DEVICES FOR CREATING PASSAGES AND SENSING BLOOD VESSELS - Devices and methods are disclosed for creating passages in tissue and detecting blood vessels in and around the passages. The devices may be used to create channels for altering gaseous flow within a lung to improve the expiration cycle of an individual, particularly individuals having Chronic Obstructive Pulmonary Disease (COPD). In addition, the devices may be used to sample tissue during biopsy or other medical procedures where perforating a blood vessel could result in injury to a patient.06-04-2009
20090143677FLASHLIGHT VIEW OF AN ANATOMICAL STRUCTURE - A method for imaging an anatomical structure on a display, including acquiring an initial spatial representation of the anatomical structure and positioning an instrument in proximity to the anatomical structure. The method further includes determining a location of the instrument, and generating, in response to the location, an image of a part of the anatomical structure. The method includes appending the image to the initial spatial representation to display a combined spatial representation.06-04-2009
20090326372Compound Imaging with HIFU Transducer and Use of Pseudo 3D Imaging - A medical imaging and therapy applicator is provided that may include any of a number of features. One feature of the medical imaging and therapy applicator is that it can image target tissue of a patient with ultrasound imaging transducers. Another feature of the medical imaging and therapy applicator is that it can display the imaging information and provide therapeutic energy to the target tissue. Methods associated with use of the medical imaging and therapy applicator are also covered.12-31-2009
20090198131Method and apparatus for the treatment of tissue - A method and apparatus is disclosed for determining the success of a proposed HIFU Treatment, of an ongoing HIFU Treatment, and/or of a completed HIFU Treatment. An energy density of a given HIFU Treatment may be used as a comparison factor between the given HIFU Treatment and other HIFU Treatments and as a predictor of the success of the given HIFU Treatment. One exemplary energy density is the amount of energy deposited in the treatment region divided by the volume of the treatment region. Another exemplary energy density is the amount of energy deposited in the treatment region divided by the pre-treatment mass of the treatment region. A method and apparatus is disclosed to detect the presence of focal hyperechoic features and non-focal hyperechoic features. A method and apparatus is disclosed to detect the presence of an acoustic obstruction.08-06-2009
20110144490DEVICES AND METHODS FOR ADIPOSE TISSUE REDUCTION AND SKIN CONTOUR IRREGULARITY SMOOTHING - In one embodiment, an ultrasound device disposed in a housing is provided. The ultrasound device comprises a first transducer for imaging a region of interest, and a second transducer that generates one or more ultrasound frequencies for cavitating fat cells in the region of interest, and one or more frequencies for thermally treating connective tissues in the region of interest.06-16-2011
20090240147BRAIN STIMULATION ELECTRODE LINE AND INSERTION DEVICE FOR BRAIN STIMULATION ELECTRODE LINES - The invention relates to a brain stimulation electrode line (09-24-2009
20110230763SYSTEM AND METHOD FOR TREATING A THERAPEUTIC SITE - A targeting catheter is used to locate an arteriotomy, such as is formed during a femoral artery catheterization procedure. The targeting catheter includes one or more targeting aids, such as an inflatable balloon or sensor (e.g., Doppler or temperature sensor), to locate the arteriotomy. The targeting aid may be positioned at the arteriotomy. An ultrasonic beacon on the catheter may then be located relative to a therapeutic ultrasonic applicator (e.g., by using acoustic time-of-flight) so that the focus of ultrasonic energy from the applicator can be aligned with the arteriotomy.09-22-2011
20080262350Ultrasound Apparatus and Method to Treat an Ischemic Stroke - An apparatus and a method are disclosed to treat a patient sustaining cerebral ischemia or an ischemic stroke in the brain. The method supplies an ultrasound emitting device 10-23-2008
20080262349Ultrasonic Cancer Treatment Enhancer and Cell Killer - There is provided an ultrasonic cancer treatment enhancer and cell killer that can significantly improve the effect of treating cancer by ultrasonic irradiation while ensuring a high level of safety. The ultrasonic cancer treatment enhancer and cell killer comprise metal semiconductor particles and can be activated upon ultrasonic irradiation to kill or destruct cancer cells.10-23-2008
20120302883METHOD AND SYSTEM FOR TREATMENT AND DIAGNOSIS USING ULTRASOUND - A method and system for treatment and diagnosis using ultrasound includes irradiating ultrasound for treatment into a treatment site, inducing a shear wave around the treatment site, irradiating ultrasound for diagnosis into the treatment site, and determining a degree of treatment or necrosis of a tissue of the treatment site by using a measured displacement of the shear wave.11-29-2012
20090240149METHOD AND COMPOSITION FOR HYPERTHERMALLY TREATING CELLS IN THE EYE WITH SIMULTANEOUS IMAGING - A method and composition for hyperthermally treating cells in the eye with simultaneous imaging. The heat (temperature) production inside the eye ( target) tissue is imaged. The desired temperature is achieved using a laser and photoacoustic imaging technique. Hyperthermia treatment of tissue in a target site applies a heat source to kill cells without protein denaturation. The method introduces an encapsulated dye that is released at a selected temperature in the target site to indicate that a threshold temperature has been reached to hyperthermally treat the tissue. In one embodiment, the composition releases the dye at a temperature of 42° C. to 50° C., and preferably about 45° C. to 49° C. The composition which can be a liposome composition encapsulating the dye can be introduced to the bloodstream of the patient to flow through the target site.09-24-2009
20090240148ULTRASONIC APPARATUS AND METHOD FOR REAL-TIME SIMULTANEOUS THERAPY AND DIAGNOSIS - For noninvasive treatment of tissue using high intensity focused ultrasound, composite imaging and therapy acoustic techniques are described. Embodiments include an integrated multi-functional confocal array and a strategy to perform both imaging and therapy simultaneously with this array by using coded excitation techniques with/without a notch filter. An exemplary array embodiment includes a triple-row phased array with one array in the center row for imaging and two arrays in the outer rows for therapy. Different types of piezoelectric materials and stack configurations may be employed to maximize the respective therapy and imaging functionalities. Reflected therapeutic signals that would otherwise corrupt the quality of imaging signals received by the center-row array can be mitigated or removed by use of the coding and/or a notch filter when B-mode images are formed during therapy. A 13-bit Barker code is preferred for implementing coded excitation, although other codes or compression techniques may be used.09-24-2009
20090240145PRESSING MECHANISM AND ULTRASOUND DIAGNOSTIC APPARATUS - An ultrasound diagnostic apparatus according to the present invention includes a pressing mechanism capable of appropriately applying a pressing force to a predetermined position on a fractured bone. The pressing mechanism includes an annular belt detachably hung around a leg in which a shinbone (i.e., a target bone) is present, a deadweight connected to a lower end of the annular belt and having a weight value corresponding to a desired pressing force, and a mobile base positioned under the deadweight and movable in an up-and-down direction. If the mobile base moves downward, the deadweight separates from the mobile base and is brought into a free state where a pressing force acts on the target bone. If the mobile base moves upward, the deadweight is supported by the mobile base and the target bone is released from the pressing force.09-24-2009
20090253988METHOD AND SYSTEM FOR NONINVASIVE MASTOPEXY - Methods and systems for noninvasive mastopexy through deep tissue tightening with ultrasound are provided. An exemplary method and system comprise a therapeutic ultrasound system configured for providing ultrasound treatment to a deep tissue region, such as a region comprising muscular fascia and ligaments. In accordance with various exemplary embodiments, a therapeutic ultrasound system can be configured to achieve depth from 1 mm to 4 cm with a conformal selective deposition of ultrasound energy without damaging an intervening tissue in the range of frequencies from 1 to 15 MHz. In addition, a therapeutic ultrasound can also be configured in combination with ultrasound imaging or imaging/monitoring capabilities, either separately configured with imaging, therapy and monitoring systems or any level of integration thereof.10-08-2009
20120035474ABLATION DEVICE WITH ARTICULATED IMAGING TRANSDUCER - A system for imaging and treating tissue comprises a probe having a deflectable distal tip for carrying an imaging array and a delivery needle for advancement within a field of view of the imaging array. Optionally, the needle will carry a plurality of tines which may be selectively radially deployed from the needle. The imaging array will preferably be provided in a separate, removable component.02-09-2012
20100168571IMAGE-BASED POWER FEEDBACK FOR OPTIMAL ULTRASOUND IMAGING OR RADIO FREQUENCY TISSUE ABLATION - Methods and systems are provided for monitoring and regulating radiofrequency (RF) ablation therapy to improve quality of ultrasound imaging. Feedback is provided from real-time ultrasound imaging, and RF power is altered in response to a feedback signal to improve image quality.07-01-2010
20100160779ULTRASOUND SYSTEM FOR CEREBRAL BLOOD FLOW IMAGING AND MICROBUBBLE-ENHANCED BLOOD CLOT LYSIS - An ultrasonic diagnostic imaging system is described which utilizes one or more transducer arrays affixed to the head of a patient to diagnose and treat stroke victims. The transducer headset produces a two or three dimensional image of the vasculature inside the cranium, preferably assisted by a microbubble contrast agent. A vascular flow map is produced by the system which may be diagnosed for signs of a blood clot. If a blood clot is detected, a therapeutic beam is transmitted while the contrast agent is present to break up the blood clot by the disruption of microbubbles. The headset may also be used in a monitoring application to detect the recurrence of blood clots in a stroke victim.06-24-2010
20090318805BREATHING CIRCUIT WITH EMBEDDED ACOUSTIC REFLECTOMETER - An instrument may continuously monitoring acoustic reflections from within and/or beyond an intubation tube positioned within the mouth of a patient while the patient is breathing. The instrument may include an acoustic reflectometer configured to detect the acoustic reflections. An acoustic flow channel may contain the acoustic reflectometer within it. The acoustic flow channel may be configured to acoustically couple the acoustic reflectometer to an end of the intubation tube, but to substantially block the free flow of expiratory gas from the end of the intubation tube through the acoustic flow channel. A gas flow channel may be separate from the acoustic flow channel and may be configured to allow the free flow of expiratory gas from the end of the intubation tube through the gas flow channel.12-24-2009
20090318804Cryotherapy Planning and Control System - The present invention relates to devices and methods for planning and supervising minimally invasive surgery. Included are enhancements to systems for planning, monitoring, and controlling cryosurgery.12-24-2009
20100152582HANDHELD SYSTEM AND METHOD FOR DELIVERING ENERGY TO TISSUE - A system for ablating tissue comprises an ergonomically shaped handpiece having a proximal end and a distal end. An energy source is near the distal end of the handpiece and is adapted to deliver energy to the tissue and create a zone of ablation that blocks abnormal electrical activity in the tissue. The system also includes a barrier near a front face of the energy source. The barrier is adapted to prevent direct contact between blood and the energy source so that the blood does not coagulate on the front face.06-17-2010
20090292204METHOD AND DEVICE FOR RECOGNIZING TISSUE STRUCTURE USING DOPPLER EFFECT - An apparatus, method and system comprising an imaging tool for imaging an interventional device and its target organ using Doppler ultrasound are disclosed. The apparatus comprises an imaging tool and an interventional medical device; in some embodiments the imaging tool itself may be an interventional device or may comprise components of the interventional device. The imaging tool comprises a vibratory transducer and a vibratable element. The vibratory transducer is energized to generate a vibration motion in the vibratable element at first imaging frequency, which in turn is capable of oscillating a target organ at a second imaging frequency, the imaging frequencies being detectable by an ultrasound imaging system with Doppler mode. In certain applications the vibratory transducer may be energized to vibrate at a therapeutic frequency to effect treatment of the target organ, for example to clear a lumenal or vascular stenosis or to penetrate a vascular occlusion.11-26-2009
20100168572Apparatus and Methods for Acoustic Monitoring of Ablation Procedures - A system for ablating tissue includes a catheter having an elongate body, with at least one ablation element (e.g., RF electrode) and at least one acoustic transducer located within the body's tip region. The transducer receives acoustic signals from proximate the tip region. The system also includes a monitoring unit coupled to the transducer to interpret the received acoustic signals as data regarding at least one therapeutic parameter (e.g., pre-pop detection, lesion making progress, tissue interface detection, tissue contact force, tissue contact establishment, bubble spatial distribution, bubble depth, bubble size, bubble size distribution, tissue interface distance, tissue interface position, tissue attenuation, tissue thickness, lesion spectral fingerprint). The monitoring unit is operable to provide feedback to a practitioner, such as graphical, audible, and/or haptic output of sensed data, and may also be operable to control operation of the at least one ablation element in response thereto.07-01-2010
20100185087METHODS AND APPARATUSES FOR PERFORMING AND MONITORING THERMAL ABLATION - A thermal ablation system is operable to perform thermal ablation using an x-ray system to measure temperature changes throughout a volume of interest in a patient. Image data sets captured by the x-ray system during a thermal ablation procedure provide temperature change information for the volume being subjected to the thermal ablation. Intermediate image data sets captured during the thermal ablation procedure may be fed into a system controller, which may modify or update a thermal ablation plan to achieve volume coagulation necrosis targets. The thermal ablation may be delivered by a variety of ablation modes including radiofrequency ablation, microwave therapy, high intensity focused ultrasound, laser ablation, and other interstitial heat delivery methods. Methods of performing thermal ablation using x-ray system temperature measurements as a feedback source are also provided. Methods of assessing the post-ablation status of the patient and performance of the system are also provided.07-22-2010
20120197120METHODS FOR TREATMENT OF SWEAT GLANDS - A method and system for ultrasound treatment of sweat glands are provided. An exemplary method and system for targeted treatment of sweat glands can be configured in various manners, such as through use of therapy only, therapy and monitoring, imaging and therapy, or therapy, imaging, and monitoring, and/or through use of focused, unfocused, or defocused ultrasound through control of various spatial and temporal parameters. As a result, ablative energy can be deposited at the particular depth at which the aberrant sweat gland population is located below the skin surface.08-02-2012
20130123624VENTRICULAR ASSIST DEVICE CAPABLE OF IMPLANTATION OF STEM CELLS - A biologic ventricular assist device that also has the capability to capture, grow, and administer stem cells to regenerate and restore damaged myocardium in the heart. The device works in conjunction with a traditional ventricular assist device and possesses an additional external path or tube that is in-line with the path of the ventricular assist device. The external path allows for the administration of stem cells, genes, genetically modified cells or other therapeutic biologic or pharmacologic agents, as well as leading to a stem cell collecting accessory that captures circulating stem cells. The stem cell collecting accessory is also associated with a chamber for culturing the captured stem cells. The cultured stem cells can be delivered back to the heart by an electro-mechanical or ultrasound/echocardiographic delivery system that runs through the external path back into the ventricular assist device and allows for the delivery of the stem cells, or other therapeutic biologic or pharmacologic agents, directly into the internal chambers of the heart. Administering the stem cells, genes, genetically modified cells or other therapeutic biologic or pharmacologic agents, either alone or in combination, to the heart allows the myocardium to regenerate and repair itself even while the heart is attached to the ventricular assist device, ultimately allowing the heart to regenerate, recover and allow the VAD to be removed.05-16-2013
20130123625INTEGRATED ULTRASOUND ABLATION AND IMAGING DEVICE AND RELATED METHODS - Intravascular nerve modulation systems and methods for making and using the same are disclosed. An example system may include an elongate shaft having a proximal end region and a distal end region and a central longitudinal axis. An ablation transducer may be disposed at the distal end region. The system may also include a rotational drive configured to rotate the ablation transducer about the central longitudinal axis. A control and power system may be operably connected to the ablation transducer and the rotational drive. In some instances, the ablation transducer may be a combined ablation and imaging transducer.05-16-2013
20120035475METHODS FOR NON-INVASIVE COSMETIC TREATMENT OF THE EYE REGION - Embodiments of a dermatological cosmetic treatment and imaging system and method can include use of a hand wand and a removable transducer module having an ultrasound transducer. The system can include a control module that is coupled to the hand wand and has a graphical user interface for controlling the removable transducer module, and an interface coupling the hand wand to the control module. In some embodiments, the cosmetic treatment system may be used in cosmetic procedures on at least a portion of a face, head, neck, body, and/or other part of a patient for a face lift, a brow lift, a chin lift, an eye treatment, a wrinkle reduction, a scar reduction, a burn treatment, a tattoo removal, a skin tightening, a vein reduction, a treatment on a sweat gland, a treatment of hyperhidrosis, a sun spot removal, a fat treatment, a vaginal rejuvenation, and/or an acne treatment.02-09-2012
20130218013Ultrasound Medical System and Method - An ultrasound medical system includes an interstitial end effector. The interstitial end effector is interstitially insertable into patient tissue, includes at least one medical-treatment ultrasound transducer, and includes at least one end-effector-tissue-track ablation device. One method for ultrasonically treating a lesion in a patient includes the steps of obtaining the interstitial end effector and inserting it into the patient creating a tissue track which is surrounded by patient tissue and which ends at the distal end of the inserted interstitial end effector. Other steps include ultrasonically ablating the lesion using the at-least-one medical-treatment ultrasound transducer, using the at-least-one end-effector-tissue-track ablation device to ablate the patient tissue surrounding the tissue track along substantially the entire tissue track, and withdrawing the end effector from the patient.08-22-2013
20100222677NEEDLE AND TINE DEPLOYMENT MECHANISM - A needle electrode deployment shaft includes a central member and a plurality of needle electrodes. The central member has a plurality of needle advancement channels formed therein. The needle electrodes are disposed within the advancement channels and each advancement channel terminates in a ramp portion which deflects the needles radially outwardly as they are axially advanced. The ramps may be spirally or acutely configured in order to increase the distance through which the needles may be bent as they are axially advanced. Additionally, the central member may have a radially reduced distal tip in order to decrease tissue insertion forces.09-02-2010
20100204577SYSTEMS AND METHODS FOR PERFORMING ACOUSTIC HEMOSTASIS OF DEEP BLEEDING TRAUMA IN LIMBS - An inflatable cuff having integrated ultrasound transducers is used to effect hemostasis of deep bleeding wounds in limbs. The cuff includes a chamber defined by a bladder or a series of dams into which a fluid may be introduced and pressurized. The pressure of the fluid stops or slows bleeding while high intensity focused ultrasound is applied to effect hemostasis. The fluid may also serve as an acoustic couplant between the limb and the ultrasound transducers. The transducers may be electrostrictive transducers. Diodes may be used to reduce parallel capacitive loading in the transducer array. Bypass capacitors using the electrostrictive material may also be used.08-12-2010
20110028840HIGH INTENSITY FOCUSED ULTRASOUND METHOD AND ASSOCIATED APPARATUS - A medical treatment apparatus includes a high intensity focused ultrasound transducer disposable in juxtaposition to a patient, a servomechanism operatively connected to the transducer for moving the transducer along a path, a signal generator operatively connected to the transducer for energizing same to produce focused ultrasonic pressure waves in the patient continuously during motion of the transducer along the path, and a computer operatively connected to the servomechanism for determining the path and controlling the servomechanism to move the transducer along the path. The computer is operatively connected to the generator for controlling same to energize the transducer continuously during motion of the transducer along the path.02-03-2011
20100198064DEVICES AND METHODS FOR NON-INVASIVE ULTRASOUND-GUIDED BODY CONTOURING USING SKIN CONTACT COOLING - The present invention discloses devices and methods, for non-invasive ultrasound-guided body contouring, including: a variable-frequency treatment applicator having at least one variable-frequency ultrasound emitter; and a control unit for adjusting an output frequency of at least one ultrasound emitter. Devices and methods including: a variable-frequency treatment applicator having at least one variable-frequency ultrasound emitter; a resonance sensor for determining a resonant frequency of a treatment area; and a control unit for adjusting an output frequency, of at least one ultrasound emitter, to the resonant frequency based on a signal from the resonance sensor. Devices and methods including: a variable-frequency treatment applicator having at least one variable-frequency ultrasound emitter; a cooling mechanism located in the treatment applicator; and a control unit for applying an output frequency to at least one ultrasound emitter. Preferably, the output frequency is within a frequency range from 25 kHz to 60 kHz.08-05-2010
20100198066Method and Device for Obtaining Tissue Samples - A method for obtaining one or more tissue samples, such as from the prostate, is provided. The method can include use of a handheld, vacuum assisted, single insertion multiple sample biopsy device to remove two spaced apart volumes of prostate tissue, one on either side of the urethra. A sleeve with multiple electrodes can be received on the biopsy device or otherwise associated with the biopsy device, to provide RF energy to the biopsy site and to cauterize tissue surfaces from which the tissue samples have been taken.08-05-2010
20080287793Low frequency vibration assisted blood perfusion emergency system - A non-invasive vibrator comprising a vibration source operable to generate vibration at a frequency in the range of 1-1000 Hz, and a phased array ultrasonic imaging transducer operatively connected to said vibration source, such as to enable targeting of vibration via an image generated on an ultrasonic display. The preferred vibrator is operable at a frequency greater than 20 Hz and an amplitude greater than 1 mm, such as to provide an effective, deeply penetrative transthoracic tool in remediation of blood flow disturbances within the thoracic cavity (such as acute myocardial infarction). In a variation, means for emitting a therapeutic low frequency ultrasonic waveform in concert with vibration in the range of 1-1000 Hz (wherein both waveforms are simultaneously directed by high frequency ultrasonic imaging) is also provided.11-20-2008
20120143056Methods and systems for treating plantar fascia - Various embodiments, described herein, provide methods and systems for the treatment of plantar fascia. In some embodiments, a method of non-invasive treatment of plantar fasciacan include the steps of identifying a damage location comprising a planter fascia; directing a conformal distribution of ultrasound energy to the plantar fascia at the damage location; creating a plurality of micro lesions in the plantar fascia at the damage location; initiating healing of a plurality of micro tears in the plantar fascia at the damage location; and sparing intervening tissue between the plantar fascia and a surface of a sole of a foot.06-07-2012
20090069678Method and Apparatus for Ultrasonic Drug Delivery and Medical Diagnostic Imaging Apparatus - According to the present invention, there are provided an ultrasonic drug delivery method and an ultrasonic drug delivery apparatus each capable of performing more localized and efficient drug-delivery with the aid of ultrasonic irradiation under static pressure, which increases the effect of drug delivery to deep tissue parts in treatment by ultrasonic irradiation to a living body for delivery of drugs such as nucleic acids (such as DNA, RNA, decoys, and RNAi), proteins and pharmaceutical compounds, and there is also provided a medical diagnostic imaging apparatus.03-12-2009
20090069677SYSTEM AND METHOD FOR TISSUE CHANGE MONITORING DURING HIFU TREATMENT - A method and apparatus is disclosed for determining the presence of tissue change due to exposure to HIFU Therapy.03-12-2009
20100168567Apparatus for Protecting a Cavity Wall During Ablation of Tissue Near the Cavity - The present invention relates to apparatus and methods for protecting walls of a body cavity during thermal ablation of tissues near that body cavity, while enabling ultrasound monitoring of the ablation process. Heating protective devices and cooling protective devices are provided. Heatable/coolable ultrasound probes and heatable/coolable independent protective devices compatible with ultrasound imaging by moving ultrasound probes are provided.07-01-2010
20130137979ABLATION DEVICE WITH ARTICULATED IMAGING TRANSDUCER - A system for imaging and treating tissue comprises a probe having a deflectable distal tip for carrying an imaging array and a delivery needle for advancement within a field of view of the imaging array. Optionally, the needle will carry a plurality of tines which may be selectively radially deployed from the needle. The imaging array will preferably be provided in a separate, removable component.05-30-2013
20130137980CATHETERS FOR IMAGING AND ABLATING TISSUE - An ultrasound catheter includes an elongated body, a first and second ablation element each configured to ablate soft tissue and an imaging core having an ultrasound transducer. In another example, an ultrasound catheter includes an elongated body, a RF ablator configured to ablate soft tissue at a frequency less than 1 MHz, and an ultrasound transducer configured to image at a frequency greater than or equal to 10 MHz. In another example, an ultrasound catheter apparatus includes an ultrasound catheter having an ablator and an ultrasound transducer, and a graphical user interface displayed using a computer processor. The graphical user interface displays a real-time image of a treatment area and the ultrasound catheter, and a chart displaying ablation as a function of time, the chart being updated in real-time.05-30-2013
20090036773METHODS AND APPARATUS FOR ENGAGEMENT AND COUPLING OF AN INTRACAVITORY IMAGING AND HIGH INTENSITY FOCUSED ULTRASOUND PROBE - A combined imaging/HIFU probe includes an imaging scan head, a HIFU transducer, and an outlet port that delivers a flow of fluid across the HIFU transducer. At least a portion of the body cavity is filled with fluid in which the probe is immersed. The fluid provides a coupling for transmission of ultrasound energy between the probe and the patient. A flow of fluid may also be used to flush obstructions from an area of tissue near the HIFU transducer. Further described herein is a cuff to help retain fluid in the body cavity, a regulator to regulate fluid flow with respect to the body cavity according to a desired fluid pressure, and a cover for the HIFU transducer that has at least one perforation defined therethrough to allow fluid to flow through the cover. Further disclosed herein are methods of deploying a combined imaging/HIFU probe in a body cavity.02-05-2009
20090036774CONTROLLED HIGH EFFICIENCY LESION FORMATION USING HIGH INTENSITY ULTRASOUND - An ultrasound system used for both imaging and delivery high intensity ultrasound energy therapy to treatment sites and a method for treating tumors and other undesired tissue within a patient's body with an ultrasound device. The ultrasound device has an ultrasound transducer array disposed on a distal end of an elongate, relatively thin shaft. In one form of the invention, the transducer array is disposed within a liquid-filled elastomeric material that more effectively couples ultrasound energy into the tumor, that is directly contacted with the device. Using the device in a continuous wave mode, a necrotic zone of tissue having a desired size and shape (e.g., a necrotic volume selected to interrupt a blood supply to a tumor) can be created by controlling at least one of the f-number, duration, intensity, and direction of the ultrasound energy administered. This method speeds the therapy and avoids continuously pausing to enable intervening normal tissue to cool.02-05-2009
20110172528SYSTEMS AND METHODS FOR TREATMENT USING ULTRASONIC ENERGY - In some examples, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some examples, different types of energy sources are utilized singly or combined with one another. In some examples, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents or the agents are enhanced by the energy sources.07-14-2011
20130144163DRUG DELIVERY DEVICE FOR OVARIAN CANCER - A drug delivery device has been designed to directly deliver an agent to the ovaries through direct contact with the fallopian tubes. The device consists of three main components: a tubular inserter, a cylindrical chamber and a plunger. The device is a single-use applicator designed in a shape similar to a tampon to facilitate its insertion through the vagina and into the uterus. Positioning of the device centrally in the uterus is accomplished through the use of ultrasound. The chamber is inserted into the tubular inserter. Adjusting the length of the chamber inserted into the tubular inserter controls the amount of tubing released from the apertures in the tubular inserter. Ultrasound is used to ensure the proper placement of each tube at the entrance of each fallopian tube. The plunger is inserted into the chamber and adjustment of the plunger controls the amount of the agent released into the tubes.06-06-2013
20100331687SYSTEM FOR CONTINUOUS WAVE, PULSED, AND PULSED-ECHO PARAMETER MEASUREMENT - A measurement system for capturing a transit time, phase, or frequency of energy waves propagating through a propagation medium is disclosed. The measurement system comprises two different closed-loop feedback paths. The first path includes a driver circuit (12-30-2010
20100222676Ultrasonic Therapeutic Apparatus - An ultrasonic therapeutic apparatus according to the present invention being provided with: an ultrasonic probe (09-02-2010
20100228126ULTRASOUND TREATMENT AND IMAGING APPLICATOR - An ultrasound treatment system includes an applicator in which a therapeutic ultrasound transducer is surrounded by an annular imaging transducer. Illumination signals generated by the therapy or imaging transducer are sequentially or simultaneously delivered to tissue in a viewing space to create corresponding echo signals that are received by the elements of the annular imaging transducer. These echo signals are analyzed with a processor to produce an image of tissue in the viewing space.09-09-2010
20080319316Combination Imaging and Therapy Transducer - A combined ultrasound imaging and therapy transducer includes a linear array of imaging transducer elements. First and second linear arrays of therapy transducer elements extend longitudinally along respective first and second sides of the imaging transducer elements and are canted inwardly toward each other. The imaging and therapy transducer is used with an ultrasound imaging system to locate clots in a region of interest. After the region of interest has been perfused with a microbubble contrast agent, the therapy transducer elements are driven by an amplifier located in the transducer to dissolve the clot. The use of the imaging transducer elements and the therapy transducer elements can be interleaved so that the therapy can be conditioned on an ultrasound image showing substantial destruction of the contrast agent microbubbles, re-perfusion of microbubbles in the region of interest, or the continued presence of the clot.12-25-2008
20110213248ULTRASONIC TREATMENT APPARATUS - An ultrasonic treatment apparatus includes a sound source, a frequency setter and a drive signal generator. The sound source emits ultrasonic waves. The ultrasonic waves are finite amplitude acoustic waves including a first signal frequency and a second signal frequency. The frequency setter sets the first signal frequency and the second signal frequency in accordance with a target position of a treatment object with respect to the sound source. The drive signal generator is configured to generate a drive signal and to drive the sound source. The drive signal is a signal which causes the sound source to emit the ultrasonic waves.09-01-2011
20110087099NON-INVASIVE ULTRASONIC BODY CONTOURING - An apparatus for lysing adipose tissue, the apparatus comprising a power source and modulator assembly configured to supply modulated electrical power; an ultrasonic therapeutic transducer connected to said power source and modulator assembly and configured to convert the modulated electrical power to ultrasonic energy directed at a target volume in a region of a body containing adipose and non-adipose tissue, so as to selectively generally lyse the adipose tissue and generally not lyse the non-adipose tissue; an ultrasonic imaging sub-system configured to identify changes in the target volume resulting from the ultrasonic energy; and a lipolysis control computer configured to control said power source and modulator assembly based on the changes identified by said ultrasonic imaging sub-system.04-14-2011
20100198065SYSTEM AND METHOD FOR ULTRASONICALLY SENSING AND ABLATING TISSUE - Echo-anatomically mapping tissue includes advancing a catheter having an ultrasound transducer toward tissue. A console adjacent the proximal end of the catheter controls catheter movement, and the ultrasound transducer senses tissue. First and second regions of the tissue are ultrasonically sensed while moving the ultrasound transducer along first, and second sensing patterns, respectively. A first 3-dimensional surface map of the first region, and a second 3-dimensional surface map of the second region are generated. The 3-dimensional surface maps are combined to form a combined surface map. Anatomical features may be identified in the first or second sensed regions. The tissue may be ultrasonically ablated while moving the ultrasound transducer along a first ablation path. The first ablation path may form a lesion around the identified anatomical features, and may be selected from a catalog of ablation paths or it may be prescribed by a physician.08-05-2010
20110087100METHOD AND DEVICE FOR UTERINE FIBROID TREATMENT - Methods and devices for both imaging and treating uterine fibroid tumors in one real-time system are provided. One minimally invasive method comprises introducing a sheath into a uterus and determining a location of a fibroid using a visualization element within or on the sheath. Upon identification, a portion of the sheath is steered to position at least one treatment needle at the determined location. The needle is then anchored in uterine tissue and the fibroid treated with the needle.04-14-2011
20090048514DEVICE FOR ULTRASOUND MONITORED TISSUE TREATMENT - Apparatus is provided for lipolysis and body contouring of a subject. The apparatus includes a housing adapted for placement on tissue of the subject. The apparatus also includes a plurality of acoustic elements disposed at respective locations with respect to the housing, including at least a first and a second subset of the acoustic elements, wherein the first subset is configured to transmit energy in a plane defined by the housing, such that at least a portion of the transmitted energy reaches the second subset. Other embodiments are also described.02-19-2009
20090312637ULTRASOUND MONITORING AND FEEDBACK FOR MAGNETIC HYPERTHERMIA - A method and system of magnetic hyperthermia control using ultrasound thermometry, the method comprising: acquiring a reference set of ultrasound data corresponding to a tissue of interest (12-17-2009
20100056914 ULTRASONIC APPARATUS, A THERAPEUTIC SYSTEM AND A METHOD OF INCREASING A WORKFLOW - The invention relates to an ultrasonic apparatus (03-04-2010
20120172722ULTRASOUND APPARATUS AND GRAPHICAL INTERFACE FOR PROCEDURAL ASSISTANCE - A system includes an ultrasound transducer and a processing device coupled to the transducer and configured to generate to a display device a graphical user interface. The processing device is further configured to generate to a first region of the user interface an ultrasound image of a patient region of interest, generate to the first region at least one overlay image configured to indicate a specific feature associated with the region of interest, generate to a second region of the user interface a first set of selectable soft keys, the second region being exclusive of the first region, and in response to user selection of a first-set soft key, generate to a third region of the user interface a corresponding functional image.07-05-2012
20100063392ULTRASOUND-GUIDED ABLATION METHOD AND ULTRASOUND-GUIDED ABLATION SYSTEM - An ultrasound-guided ablation method captures an objective area to be ablated in an ultrasound scan area of an ultrasound transducer and delineates the objective area on an ultrasound image; specifies an ablation target area to display the ablation target area with a margin necessary for ablating the objective area on the ultrasound image processed by an ultrasound observation device and displayed on a display device; ablates, by an ablation device, the ablation target area displayed on the ultrasound image; and checks, on the ultrasound image, that an ablated area ablated by the ablation device has reached the ablation target area displayed on the ultrasound image.03-11-2010
20090216122Method and apparatus to control therapy of moving objects in living body - The invention relates to a method and apparatus for controlling the generation of therapeutic energy waves when aimed at a moving target object inside the living body where some energy waves can miss their target if the object moves outside the energy waves' focal zone. The apparatus comprises of a therapy controller that is designed to connect with energy waves' generators to control energy waves' generation and also to receive the object position data through connection with a real-time medical imaging system. The invention offers precise targeting of moving objects and minimizes wasted energy waves and undesired adversary effects of aiming at other healthy tissues. The energy waves' therapy is intended for objects within a living body. The object is in particular selected from a concretion, an organ, a tissue, a diseased part or a tumor, notably a malignant tumor.08-27-2009
20090216121Head for imaging and treating organs of living beings and method for making same - An imaging and treatment head for imaging and treating an organ or tissue of a living being, and usable in particular for treating tumors of the prostate or the thyroid, said head comprising: imaging means (08-27-2009
20110087098MAMMOGRAPHY SYSTEM AND METHOD FOR SONOGRAPHIC AND RADIOGRAPHIC EXAMINATION OF A BREAST - A mammography device for examining a breast has a support plate and a compression plate, between which the breast is positioned and compressed during a radiographic examination. An ultrasound transducer for obtaining a sonogram of the breast is brought into direct contact with the breast either by temporary mounting in one of the support plate or the compression plate or by exchanging one of the compression plate or the support plate with another plate that contains the ultrasound transducer.04-14-2011
20100069754APPARATUS FOR 3D ULTRASOUND IMAGING AND THERAPY - An apparatus for application of three-dimensional ultrasound imaging and therapy comprising a two-dimensional ultrasound imaging array of transducer elements having an image signal transmitter and receiver that forms, steers and selectively focuses ultrasound beams to a three-dimensional moving or stationary spatial volume; one or more two-dimensional ultrasound therapy arrays of transducer elements, each array having a therapy signal transmitter that forms, steers and selectively focuses and delivers ultrasound therapy to the volume; wherein the location of the array of imaging and therapy transducer elements are known relative to one another; and a controller that controls the image transmitter and receiver to provide three-dimensional images of the volume and simultaneously independently controls each of the one or more therapy transmitters to deliver therapy to the volume. Also disclosed is a method of delivering ultrasound therapy to a biological tissue in a three-dimensional moving or stationary spatial volume utilizing the apparatus.03-18-2010
20110251487Apparatus and Methods for Intravascular Ultrasound Imaging and for Crossing Severe Vascular Occlusions - An intravascular ultrasound catheter system is provided and enables a simplified, economical technique for ultrasound visualization of a blood vessel. The catheter may include a park ablation system for crossing chronic total occlusions and severe stenoses. The catheter is advanceable and is oriented entirely under manual control of the clinician and the application of radiofrequency energy for spark erosion of the stenosis also is controlled manually by the clinician. The system enables the clinician to observe an ultrasound image sufficiently to determine where to orient the ablation electrode so as to reduce the risk of dissection or perforation of the blood vessel. The ultrasound image is generated in response to manual rotation of the catheter and the ablation spark is generated only when the physician is satisfied as to the orientation of the electrode within the vessel.10-13-2011
20110071394Central venous catheter kit with line gripping and needle localizing devices - A central venous catheter kit enables health care workers quickly and controllably gain ultrasound supported access to vascular tissue for catheterization. Ultrasound support requires gel for reducing acoustic impedance and reflectance loss, which gel is included in the kit, as well as at least two newly conceived devices, the first for gripping the guide wire in an otherwise gelled environment, and the second for marking the skin for proper needle localization. State of the art kit components are thus included in the kit, in addition to the scanning gel and the noted device(s). The devices each comprise certain finger- or digit-grippable structure, and textured surfacing for enhancing the frictional contact between the user's digits and the devices.03-24-2011
20110077514VARIABLE TREATMENT SITE BODY CONTOURING USING AN ULTRASOUND THERAPY DEVICE - A medical ultrasound system. A base unit is included having system electronics, a user interface and ultrasound control electronics. An ultrasound therapy head is in electronic communication with the base unit. The therapy head includes a replaceable, sealed transducer cartridge with a coupling fluid therein. A cooling system is provided for cooling the coupling fluid. A plurality of guide indicators are positioned around the therapy head to align with crossed lines on a patient so as to properly align the therapy head prior to use. The therapy head can provide variable treatments to an area while the therapy head is in contact with a patient.03-31-2011
20110071395TRANSESOPHAGEAL AND TRANSNASAL, TRANSESOPHAGEAL ULTRASOUND IMAGING SYSTEMS - A semi-invasive ultrasound imaging system for imaging biological tissue includes a transesophageal probe or a transnasal, transesophageal probe connected to a two-dimensional ultrasound transducer array, a transmit beamformer, a receive beamformer, and an image generator. The two-dimensional transducer array is disposed on a distal portion of the probe's elongated body. The transmit beamformer is connected to the transducer array and is constructed to transmit several ultrasound beams over a selected pattern defined by azimuthal and elevation orientations. The receive beamformer is connected to the transducer array and is constructed to acquire ultrasound data from the echoes reflected over a selected tissue volume. The tissue volume is defined by the azimuthal and elevation orientations and a selected scan range. The receive beamformer is constructed to synthesize image data from the acquired ultrasound data. The image generator is constructed to receive the image data and generate images that are displayed on an image display. Preferably, the image generator is constructed to generate, from the image data, several orthographic projection views over the selected tissue volume.03-24-2011
20120302884METHOD OF OPERATING A PATHOLOGY LABORATORY - A method of operating a pathology laboratory, which utilizes an ultrasound imaging device, adapted to automatically image tissue specimens, in the laboratory. Resected tissue specimens are received into the laboratory and the ultrasound imaging device is used to image some of the received tissue specimens, thereby creating 3-dimensional tissue specimen images of imaged tissue specimens. Locations on the imaged tissue specimens to take tissue sample, in order to make microscope slides, are determined in reliance on the tissue specimen images and the tissue samples are taken from the locations determined and the microscope slides are produced.11-29-2012
20120302882COMBINATION CATHETER FOR FORWARD AND SIDE LESIONING WITH ACOUSTIC LESION FEEDBACK CAPABILITY - An ablation system comprises a catheter including a pulse-echo ultrasonic transducer disposed in a distal portion and arranged to emit and receive an acoustic beam. The transducer emits and receives acoustic pulses to provide transducer detected information regarding the targeted tissue region being ablated. A rotation mechanism rotates at least the distal portion around a longitudinal axis of the catheter. A control and interface system processes the transducer detected information and provides feedback to a user via a user interface and/or the control and interface system to be used to control ablation. The transducer detected information includes a detected lesion depth along a beam emanation direction. The control and interface system includes a lesion depth correction module which converts the detected lesion depth along the beam direction to a corrected lesion depth in a normal direction which is perpendicular to the tissue surface in contact with the ablation element.11-29-2012
20110257524EXTERNAL AUTONOMIC MODULATION - In some embodiments, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some embodiments, different types of energy sources are utilized singly or combined with one another. In some embodiments, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents.10-20-2011
20100298702NEEDLE INSERTION SYSTEMS AND METHODS - Embodiments of a needle insertion system and method are disclosed. One method embodiment includes transmitting a sound beam along an axis to contact a blood vessel; receiving the reflected sound beam from the blood vessel; processing the reflected sound beam to detect the location of the blood vessel; and, responsive to the detection, receiving a needle in a guideway that is oriented parallel to the axis.11-25-2010
20100113928SYSTEM AND METHOD FOR DELIVERY OF ENERGY TO TISSUE WHILE COMPENSATING FOR COLLATERAL TISSUE - A tissue ablation method for treating atrial fibrillation in a patient comprises locating an ostium of a pulmonary vein and positioning an interventional catheter adjacent the ostium. The interventional catheter has an energy source. Collateral tissue adjacent the ostium is located and tissue around the ostium is ablated with energy from the energy source so as to form a contiguous lesion circumscribing the ostium. The lesion blocks aberrant electrical pathways in the tissue so as to reduce or eliminate the atrial fibrillation. The ablating is modified so as to avoid ablating or otherwise damaging the collateral tissue.05-06-2010
20110160584Acoustic coupling for assessment and ablation procedures - Acoustic coupling systems and methods are disclosed as these can be used for assessment and ablation procedures. An exemplary acoustic assessment system for a catheter may comprise a flexible catheter shaft. At least one acoustic transducer is positioned in the flexible catheter shaft. The at least one acoustic transducer emits a generated acoustic signal for reflection by adjacent tissue. The at least one acoustic transducer receives a reflected acoustic signal from the adjacent tissue and generates electrical signals corresponding to one or more property of the tissue. An output device is electrically connected to the at least one acoustic transducer. The output device receives the electrical signals and generate output for a user for assessing the tissue.06-30-2011
20100004536METHOD AND APPARATUS FOR ULTRASOUND TISSUE TREATMENT - Disclosed is a method of treatment of soft tissue where at least two ultrasound transducers are applied to a tissue protrusion and operated to emit the protrusion ultrasound radiation in pulse or continuous operation mode. At least one of the transducers receives a portion of the ultrasound power emitted by the other transducer and transmitted through the protrusion. A controller analyzes the received portion of the ultrasound and employs the data for actively monitoring the ultrasound radiation with tissue coupling. Disclosed is also an apparatus enabling implementation of the method.01-07-2010
20090275832Lithotripsy system with automatic 3D tracking - A lithotripsy system capable of 3D tracking monitors the acoustic reflection from the stone in order to focus the shock wave on the stone regardless of shock wave displacement or stone movement. The tracking and focusing is based on a phased array concept, allowing the lithotripsy head to remain stationary and well coupled to the body.11-05-2009
20120277587METHOD AND APPARATUS FOR REAL TIME MONITORING OF TISSUE LAYERS - The disclosed method and apparatus employ ultrasound beams to monitor the tissue type composition of body tissue that is to be treated and the temperature at each body tissue type or layer in real time. Additionally, the disclosed method and apparatus also provides ultrasound-based thermo-control of an aesthetic body treatment session.11-01-2012
20090054773Medical Treatment Device - A medical treatment device inserted into a treatment instrument insertion channel of an ultrasonic endoscope inserted into a body cavity for treating an organ in the body cavity comprises a treatment probe having an electrode portion inserted and stuck into the organ in the body cavity through the treatment instrument insertion channel of the ultrasonic endoscope for radio-frequency cautery treatment of a tissue in the organ and an ultrasonic reflection portion formed on the surface of the electrode portion of the treatment probe for reflecting an ultrasonic signal from the ultrasonic endoscope.02-26-2009
20110257526CATHETER AND METHOD OF MANUFACTURING SAME - A catheter basically has a catheter shaft in which a catheter tip of which is provided with a joint made of a material which is more flexible than the material of the catheter shaft. The joint is disposed between the distal end of the catheter shaft and the distal end of the catheter tip. The front end consists of a material being the same or more rigid than that of the catheter shaft.10-20-2011
20110257525SENSOR GUIDED CATHETER NAVIGATION SYSTEM - A method and a system for producing images of a subject, such as the heart of a human being. The method may comprise acquiring ultrasound images of the subject with a catheter comprising a position sensor. The method may also comprise capturing a plurality of 4D surface registration points in the acquired ultrasound images corresponding to points on the subject. The method may also comprise registering, in space and time, a high-resolution 4D model of the subject with the plurality of 4D surface registration points. The method may also comprise displaying high resolution, real-time images of the subject during a medical procedure based on the registration of the high resolution 4D model to the 4D surface registration points. Embodiments of the present invention are especially useful in left atrium ablation procedures.10-20-2011
20080281202Transducer Cuff for Guidance and Application of High Intensity Focused Ultrasound for Control of Bleeding Due to Severed Limbs - An ultrasonic diagnostic and therapy system is described for stopping the bleeding of severely damaged blood vessels or vessels severed in a limb amputation. A cuff (11-13-2008
20080255450Handpiece for Ultrasonic Electro-Medical Apparatuses - The proposed handpiece (10-16-2008
20080255449Ablation Devices and Methods With Ultrasonic Imaging - Ablation apparatus such as a catheter (10-16-2008
20110054315MICROMANIPULATOR CONTROL ARM FOR THERAPEUTIC AND IMAGING ULTRASOUND TRANSDUCERS - A medical imaging and therapy device is provided that may include any of a number of features. One feature of the device is that it can image a target tissue volume and apply ultrasound energy to the target tissue volume. In some embodiments, the medical imaging and therapy device is configured controllably apply ultrasound energy into the prostate by maintaining a cavitational bubble cloud generated by an ultrasound therapy system within an image of the prostate generated by an imaging system. The medical imaging and therapy device can be used in therapeutic applications such as Histotripsy, Lithotripsy, and HIFU, for example. Methods associated with use of the medical imaging and therapy device are also covered.03-03-2011
20110021911ENDOVENTRICULAR INJECTION CATHETER SYSTEM WITH INTEGRATED ECHOCARDIOGRAPHIC CAPABILITIES - An endoventricular injection catheter with integrated echocardiographic capability enables injections into heart tissue under visualization. The catheter includes an elongated body having a distal end and an imaging core arranged to be inserted into a heart. The imaging core is arranged to transmit ultrasonic energy and to receive reflected ultrasonic energy at the distal end to provide electrical signals representing echocardiographic images to enable cardiac visualization. The catheter further includes an injector carried on the elongated body with the imaging core. The injector is arranged to inject a therapeutic agent into tissue of the heart visualized by the imaging core.01-27-2011
20110021913USE OF FOCUSED ULTRASOUND FOR VASCULAR SEALING - An ultrasonic applicator unit (01-27-2011
20110118602METHODS AND APPARATUS FOR FOCUSED ULTRASOUND APPLICATION - An ultrasonic applicator unit (05-19-2011
20110118600External Autonomic Modulation - In some embodiments, nerves surrounding arteries or leading to organs are targeted with energy sources to correct or modulate physiologic processes. In some embodiments, different types of energy sources are utilized singly or combined with one another. In some embodiments, bioactive agents or devices activated by the energy sources are delivered to the region of interest and the energy is enhanced by such agents.05-19-2011
20100305439Device and Method for Three-Dimensional Guidance and Three-Dimensional Monitoring of Cryoablation - Systems and methods for three-dimensional guidance and monitoring of a cryotherapy procedure, including virtually performing the procedure. A method of virtually performing a cryotherapy procedure includes: selecting a target object from three-dimensional image data displayed in three dimensions; selecting a three-dimensional ablation zone; selecting, from a library of virtual cryoprobe needles, a cryoprobe needle with a three-dimensional ablation zone that corresponds to the selected ablation zone; comparing the location of the target object with the selected ablation zone, the location of the ablation zone encompassing the target object to the greatest extent being an optimal location, determining, via a processor, a virtual trajectory for the virtual cryoprobe needle from an entry site to the target object when the ablation zone of the virtual cryoprobe needle is in the optimal position; and calculating a result of the procedure based on the target object, the selected ablation zone, the selected needle, and a duration of treatment. Guidance may also optionally be provided during an actual cryotherapy procedure, based upon three dimensional image data and/or data from one or more sensors, for example according to the results of the virtual cryotherapy procedure.12-02-2010
20100324417MATCHING OF VIBRATORY INHALERS TO PATIENT VOCAL TRACT FOR OPTIMIZATION OF PARTICLE DISPERSION - An optimization methodology is employed to match vibratory inhaler devices having certain characteristics to the particular anatomical and acoustic properties of a patient's vocal tract, in order to achieve the most effective dispersion of a dry powder medicament using inspiratory effort of a user of the inhaler. In embodiments, optimization involves employing one or more measurements of acoustic frequency spectrum properties as well as one or more anatomical/geometric measurements of the structures comprising the particular patient's mouth, pharynx, and upper respiratory tract and matching a vibratory inhalation device that corresponds thereto.12-23-2010
20100168568Combined Diagnostic and Therapeutic Device Using Aligned Energy Beams - A device for both providing therapy to a tissue and detecting a characteristic of said tissue is provided. The device includes a deformable tubular body such as a catheter or scope. An electrode is supported by the body and configured to deliver therapeutic energy to the tissue along a first path. The electrode may, for example, be used in cardiac ablation and the therapeutic energy may comprise any common ablation energy modality including radio waves or ultrasound waves. The device further includes an acoustic transducer supported by the body and configured to receive acoustic energy along a second path. The transducer may also transmit acoustic energy. The first and second paths are aligned and may be parallel or overlap, for example. The physical relationship of the electrode and transducer and the alignment of the energy paths eliminates the need to register the spatial coordinates of the therapeutic and diagnostic elements.07-01-2010
20100168570Methods and Apparatus for Utilizing Impeller-Based Rotationally-Scanning Catheters - An ablation catheter includes a tubular catheter body having a lumen, a tip portion, a liquid inlet, at least one liquid outlet, a liquid flow path defined between the liquid inlet and the liquid outlet, and an ablation element mounted on the tip portion of the catheter body. A rotationally-scanning ultrasound assembly is disposed within the lumen of the catheter body adjacent the tip portion. The ultrasound assembly includes an ultrasound transducer having an active face, an acoustic mirror acoustically coupled to the active face of the ultrasound transducer, and an impeller positioned in the liquid flow path and operably coupled to at least one of the ultrasound transducer and the acoustic mirror to impart rotational motion thereto when a liquid flows through the impeller.07-01-2010
20100168569IMAGE-GUIDED ABLATION SYSTEM AND METHOD FOR MONITORING AN ABLATION PROCEDURE - An ablation system comprises a tool including an shaft having proximal and distal end portions, a handle at the proximal end portion, and a lumen extending between the proximal and distal end portions. The system further includes an ablation subsystem comprised of an ablation element at the distal end portion of the shaft, and an ablation source connected to the ablation element. The system further includes an imaging subsystem comprising an ultrasound imaging transducer disposed proximate the ablation element. The transducer is pivotally attached to the shaft or the ablation element to allow the transducer to articulate between stowed and deployed positions. The imaging subsystem further comprises a processor connected to the transducer configured to receive image data acquired by the transducer, and to generate an image corresponding thereto. The imaging subsystem still further includes a display connected to the processor configured to display the generated image.07-01-2010
20090171203Cryotherapy Insertion System and Method - Methods and systems for inserting therapeutic probes into a patient are present. Embodiments include an automated probe insertion system and a probe insertion guide comprising a moveable probe guide sleeve; a positioner for positioning said probe guide sleeve; and a controller operable to receive a definition of a locus within a body of a patient and to direct positioning and orienting of said probe guide sleeve so that a probe advanced through said sleeve will advance in direction of said locus. Cryosurgery applications are presented.07-02-2009
20090171202INTEGRATION OF CONTROL SOFTWARE WITH A MEDICAL DEVICE AND SYSTEM - A medical device for diagnosis or treatment of tissue is disclosed. The device includes an electronically-controlled tool configured for diagnosis or treatment, an electrical connector, and a computer readable memory. The electrical connector is configured for connection with an electronic control unit and configured to receive control signals, including signals concerning the operation of the tool, from the electronic control unit. The computer readable memory is accessible through the connector. The memory can include a set of programming instructions for control of the tool, and the programming instructions can be configured to be downloadable from the memory upon connection of the electrical connector with the electronic control unit. A system is also disclosed in which the electronic control unit is configured to transmit a data log from memory in the electronic control unit to the memory in the medical device upon the occurrence or detection of a predetermined event.07-02-2009
20110137167Device for Therapeutic Treatment - Device for therapeutic treatment, comprising: an acoustic transducer (06-09-2011
20100191112ULTRASOUND APPARATUSES FOR THERMALLY-INDUCED RENAL NEUROMODULATION - Methods and apparatus are provided for thermally-induced renal neuromodulation. Thermally-induced renal neuromodulation may be achieved via direct and/or via indirect application of thermal energy to heat or cool neural fibers that contribute to renal function, or of vascular structures that feed or perfuse the neural fibers. In some embodiments, parameters of the neural fibers, of non-target tissue, or of the thermal energy delivery element, may be monitored via one or more sensors for controlling the thermally-induced neuromodulation. In some embodiments, protective elements may be provided to reduce a degree of thermal damage induced in the non-target tissues.07-29-2010
20110190631METHOD AND APPARATUS FOR QUANTIFICATION OF CARDIAC WALL MOTION ASYNCHRONY - A phase analysis technique provides for quantification of regional wall motion asynchrony from endocardial border contours generated from two-dimensional echocardiographic ventricular images. The technique produces results including a degree of radial ventricular asynchrony in heart failure patients with ventricular conduction delay to predict a magnitude of contractile function improvement with pacing therapy. Quantification of change in ventricular regional wall motion asynchrony in response to a therapy provides for a means to identify candidates to receive the therapy and quantitatively predict the benefit of the therapy. Quantification of changes in ventricular regional wall motion asynchrony in response to a sequence of therapies provides for a means to determine an approximately optimal therapy for an intended patient response.08-04-2011
20110201929METHOD FOR USING HIGH INTENSITY FOCUSED ULTRASOUND - A plurality of concepts related to HIFU therapy are disclosed, including a technique to spatially track and display the relative positions of a HIFU focal point and an imaging plane from an ultrasound imager, so that a clinician can ensure that the HIFU focus remains in the image plane during HIFU therapy, thereby facilitating image guided HIFU therapy. Also disclosed are a plurality of transvaginal probes that include a HIFU transducer optimized for the treatment of uterine fibroids. In one embodiment, the probe includes a piezoceramic crystal bonded to an aluminum lens, to achieve a HIFU transducer having a focal length of about 4 cm. In another embodiment, the probe includes a generally spoon-shaped transducer including a plurality of individual emitter elements. Still another concept disclosed herein is a method for evaluating a quality of a coupling between a liquid-filled volume encompassing a HIFU transducer and a tissue interface.08-18-2011
20100030076Systems and Methods for Simultaneously Treating Multiple Target Sites - The emission intensities of groupings of transducer elements of an ultrasound transducer array are controlled based on targeting criteria in such a manner as to simultaneously create multiple discontiguous foci, each corresponding to one of a plurality of target sites.02-04-2010
20100022876Systems and Methods for Noncontact Ablation - Systems and methods for noncontact ablation of tissues or materials in/on the body using a luminal catheter and a catheter inserted into the lumen. In one embodiment, the luminal catheter is an ablation catheter and the other catheter is a recording/measurement/positioning catheter. The luminal catheter incorporates a noncontact ablation element such as an ultrasonic transducer. The luminal catheter can be inserted through the skin and into the body (e.g., into the heart) and the recording/measurement/positioning catheter can be inserted into the lumen so that the ablation and recording/measurement/positioning catheters are simultaneously positioned to record/measure the electrical activity of the target tissue and ablate the target tissue without causing the trauma that results from the introduction of additional catheters. Either of the ablation and recording/measurement/positioning catheters can be steerable, and either may incorporate recording/measurement electrodes.01-28-2010
20090240146MECHANICAL ARM - An interchangeable transducer for use with an ultrasound medical system having a keyless adaptor and capable of operating in a wet environment. The interchangeable transducer has an adaptor for engaging a medical system, an ultrasound transducer and additional electronics to provide a self-contained insert for easy replacement and usage in a variety of medical applications.09-24-2009
20100240995SYSTEM AND METHOD FOR TREATING TUMORS - Systems and methods for treating tumors on or within internal organs of mammals that have been imaged with endoscopic ultrasound are described. The system uses an expandable bipolar electrode assembly that can be imaged by ultrasound and can penetrate, e.g., the stomach, intestine or bowel wall, etc. and be positioned in or around the tumor on an internal organ while being guided by an operator who visualizes its position with ultrasound imaging. It utilizes an electrode assembly that extends down an internal cavity in the endoscope to allow the operator to spread the electrodes for pulse delivery of a nanosecond pulsed electric field (nsPEF) to the tumor.09-23-2010
20100069753Method and apparatus for detecting an acoustic obstruction - A method and apparatus is disclosed for determining the presence of an acoustic obstruction and for treating tissue comprising emitting ultrasound energy from an ultrasound transducer towards a targeted tissue region, sensing reflected ultrasound energy, determining whether an acoustic obstruction is present between the ultrasound transducer and the targeted tissue, and administering a HIFU Treatment if there is no acoustic obstruction present.03-18-2010
20110034805METHOD AND APPARATUS FOR CHARACTERIZATION OF CLOT FORMATION - Methods, apparatus and systems for characterizing changes in at least one physical property of soft tissue. A series of acoustic pulses is generated and directed into the soft tissue such that at least one of the pulses is of sufficiently high intensity to induce physical displacement of the tissue. Waves reflected off the tissue, or a flexible member that moves with the tissue, are received and measured to estimate at least one characteristic of the physical displacement induced thereby. Repetition of the generating, receiving and estimating steps provides characterization of the at least one physical property over time. Methods, apparatus and systems for characterizing at least one physical property of blood, by generating a series of acoustic pulses and directing the series of pulses into the blood such that at least one of the pulses is of sufficiently high intensity to induce physical displacement of the blood. Acoustic pulses and/or optical waves reflected from the blood, or a flexible member in contact with the blood that moves with the blood, are received and measured to estimate at least one characteristic of the physical displacement induced thereby.02-10-2011
20100292573ULTRASOUND OPERATION APPARATUS, CAVITATION CONTROL METHOD, AND ULTRASOUND TRANSDUCER CONTROL METHOD - An ultrasound operation apparatus comprises: an ultrasound transducer; a driving section that drives the ultrasound transducer by a drive signal; a probe having a proximal end section provided with the ultrasound transducer and a distal end section to which ultrasound oscillation is transmitted, the probe performing a treatment on a living tissue using ultrasound oscillation at the distal end section; a detecting section that detects, from a drive signal, a physical quantity which varies due to cavitation generated by ultrasound oscillation of the distal end section; and an output control section that controls an output of the driving section in accordance with the detected physical quantity.11-18-2010
20110112400HIGH INTENSITY FOCUSED ULTRASOUND CATHETER APPARATUSES, SYSTEMS, AND METHODS FOR RENAL NEUROMODULATION - Catheter apparatuses, systems, and methods for achieving renal neuromodulation by intravascular access are disclosed herein. One aspect of the present application, for example, is directed to apparatuses, systems, and methods that incorporate a catheter treatment device that employs high intensity focused ultrasound. The high intensity focused ultrasound may be used for application of energy to modulate neural fibers that contribute to renal function, or of vascular structures that feed or perfuse the neural fibers. The ultrasound transducer for delivering the energy may be located remotely from the desired treatment area. In particular embodiments, an ultrasound transducer may apply energy at one or more focal zones or focal points that target renal nerves.05-12-2011
20100280374Direct Visualization Robotic Intra-Operative Radiation Therapy Applicator Device - This invention proposes a robotic applicator device to be deployed internally to a patient having a capsule (also referred to as a cassette) and aperture with a means of alternately occluding and exposing a radioactive source through the aperture. The capsule and aperture will be integrated with a surgical robot to create a robotic IORT (intra-operative radiation therapy) applicator device as more fully described below. The capsule, radiation source, and IORT applicator arm would be integrated to enable a physician, physicist or technician to interactively internally view and select tissue for exposure to ionizing radiation in sufficient quantities to deliver therapeutic radiation doses to tissue. Via the robotic manipulation device, the physician and physicist would remotely apply radiation to not only the tissue to be exposed, but also control the length of time of the exposure. Control means would be added to identify and calculate margin and depth of tissue to be treated and the proper radiation source or radioactive isotope (which can be any particle emitter, including neutron, x-ray, alpha, beta or gamma emitter) to obtain the desired therapeutic effects. The invention enables stereotactical surgery and close confines radiation therapy adjacent to radiosensitive tissue.11-04-2010
20120046547SYSTEM AND METHOD FOR COSMETIC TREATMENT - Embodiments of a dermatological cosmetic treatment and imaging system and method can include use of a hand wand and a removable transducer module having an ultrasound transducer. The system can include a control module that is coupled to the hand wand and has a graphical user interface for controlling the removable transducer module, and an interface coupling the hand wand to the control module. In some embodiments, the cosmetic treatment system may be used in cosmetic procedures on at least a portion of a face, head, neck, body, and/or other part of a patient for a face lift, a brow lift, a chin lift, an eye treatment, a wrinkle reduction, a scar reduction, a burn treatment, a tattoo removal, a skin tightening, a vein reduction, a treatment on a sweat gland, a treatment of hyperhidrosis, a sun spot removal, a fat treatment, a vaginal rejuvenation, and/or an acne treatment.02-23-2012
20120004549METHOD AND SYSTEM FOR TREATING PHOTOAGED TISSUE - A method and system for ultrasound treatment of photoaged tissue are provided. An exemplary method and system are configured for first, ultrasound imaging of the region of interest for localization of the treatment area, second, delivery of ultrasound energy at a depth and pattern to achieve the desired therapeutic effects, and third to monitor the treatment area during and after therapy to assess the results and/or provide feedback. The exemplary treatment method and system can be configured for producing arrays of sub-millimeter and larger zones of thermal ablation to treat the epidermal, superficial dermal, mid-dermal and deep dermal components of photoaged tissue.01-05-2012
20120004548NON-THERMAL ACOUSTIC TISSUE MODIFICATION - A methodology and system for modifying tissue including directing the acoustic beam for a predetermined time duration at a multiplicity of target volumes, which target volumes contain tissue, thereby to modify the tissue in the target volumes while the acoustic beam has a pressure at target volume which lies below a cavitation threshold and the predetermined time duration being shorter than a time duration over which the acoustic beam produces thermal modification of tissue in the target volume01-05-2012
20100160782METHODS AND SYSTEMS FOR FAT REDUCTION AND/OR CELLULITE TREATMENT - A method can include targeting a region of interest below a surface of skin, which contains fat lobuli and delivering ultrasound energy to the region of interest. The ultrasound energy generates a conformal lesion with said ultrasound energy on a surface of a fat lobuli. The lesion creates an opening in the surface of the fat lobuli, which allows the draining of a fluid out of the fat lobuli and through the opening. In addition, by applying ultrasound energy to fat cells to increase the temperature to between 43 degrees and 49 degrees, cell apoptosis can be realized, thereby resulting in reduction of fat.06-24-2010
20120004546System and Method for Treating Hemorrhoids - A system and method for treating hemorrhoidal piles, addressing both cause and symptoms, by endoluminal/interstitial application of energy are disclosed. Inflamed dilated blood vessels (hemorrhoids/piles) are caused due to connective tissue disorder, relative increase in pressure in the superior hemorrhoidal artery and weakening of the vessels' valves. The dilated blood arteries in anal/rectal region are irradiated from inside the pile using (laser) energy for minimal pain/discomfort. The center of the pile is irradiated over a certain diameter, absorbing energy; is denatured causing volume reduction. Central vessels located in the same diameter are obliterated immediately relieving bleeding. In treatment, new connective tissue replaces the coagulated tissue. Closing inflowing arteries further shrinks piles in weeks to three months. Complications are highly diminished. A hand-piece and a fiber with a sharp distal tip are beneficial. Including an imaging system, (ultrasound imaging, optical coherence tomography) and an intelligent system to calculate necessary laser energy parameters help address each pile individually.01-05-2012
20130197363ABLATION PROBE WITH FLUID-BASED ACOUSTIC COUPLING FOR ULTRASONIC TISSUE IMAGING - Devices and systems for ultrasonically imaging tissue and performing ablation therapy are disclosed. An ablation probe for treating and imaging body tissue includes an ablation electrode tip with a number of acoustic openings and a plurality of ultrasonic imaging sensors disposed within an interior lumen of the tip. The ultrasonic imaging sensors are supported within the interior lumen via an insert equipped with a number of recesses that receive the ultrasonic imaging sensors. An acoustically transparent shell disposed between the ultrasonic imaging sensors and the acoustic openings forms a fluid channel in the acoustic pathway of the sensors. During an ablation procedure, cooling fluid from an external fluid source is delivered through the fluid channel, providing an acoustic coupling effect between the ultrasonic imaging sensors and the surrounding body tissue.08-01-2013
20120209118METHOD AND APPARATUS FOR NON-INVASIVE TREATMENT OF HYPERTENSION THROUGH ULTRASOUND RENAL DENERVATION - Non-invasive inactivation of nerve conduction in a treatment region of a mammalian subject as, for example, a region encompassing a renal artery. A therapeutic ultrasound transducer (08-16-2012
20120209117Surgical Measurement Apparatus and System - A portable measurement system is provided including a probe, a user interface control and a receiver. The probe includes a plurality of ultrasonic transducers that emit ultrasonic waveforms for creating a three-dimensional sensing space. The user interface control captures a location and position of the probe in the three-dimensional sensing space. The receiver includes a plurality of microphones to capture the ultrasonic waveforms transmitted from the probe to produce captured ultrasonic waveforms and a digital signal processor that digitally samples the captured ultrasonic waveforms and tracks a relative location and movement of the probe with respect to the receiver in the three-dimensional ultrasonic sensing space from time of flight waveform analysis. Embodiments are demonstrated with respect to hip replacement surgery, but other embodiments are contemplated.08-16-2012
20120209116Systems and Methods for Ultrasound Imaging and Insonation of Microbubbles - A catheter system including an elongate tubular member having a proximal end portion, a distal end portion and a lumen extending through at least a portion of a length of the elongate tubular member. The distal end portion of the elongate member is dimensioned and adapted to advance to or in proximity to a treatment site of a subject. A microbubble device is in fluid communication with the lumen. The microbubble device includes at least one input port for receiving a flow of material into the device and an output port configured to output microbubbles from the microbubble device. A second tubular member is in fluid communication with one of the at least one input ports. A pressure fitting arrangement is adapted to maintain a seal between the second tubular member and the input port.08-16-2012
20110098564Method and apparatus for diagnosing and treating vascular disease - Imaging and therapy for the treatment of venous disease are integrated into the same device, such that there is a common user interface and/or display, which may be passive or interactive between image and therapy parameters.04-28-2011
20120010505Methods for Ultrasonic Tissue Sensing and Feedback - An ultrasonic surgical instrument is presented including an ultrasonic transmission member having a proximal end and a distal end, and a handle member located at the proximal end of the transmission member. The ultrasonic surgical instrument also includes an end effector assembly located at the distal end of the transmission member. The end effector assembly includes a sensing mechanism for sensing load variations on tissue based on mechanical vibrations detected on one or more portions of the surgical instrument, the mechanical vibrations sensed by a laser interferometer.01-12-2012
20110166452Method for Aesthetically Treating Cellulite Skin by Lipotomy, and Device for Implementing Said Method - The invention relates to a method for aesthetically treating cellulite skin by lipotomy, and to a device for implementing said method.07-07-2011
20110166451BLOOD VESSEL ACCESS DEVICES, SYSTEMS, AND METHODS - A device having a needle injector pivotally attached to an ultrasound transceiver is operated to place a sterilizable needle or needle/cannula unit within a blood vessel by a single user-device operator in which the blood vessel is made visible in a monitor image by ultrasound insonification. A guidance template is overlapped on at least one of a transverse, longitudinal, or three-dimensionally imaged blood vessel that illustrates a predicted path of the needle when it undergoes movement implemented by a controller. In alternate embodiments the needle injector, ultrasound transceiver, and needle or needle/cannula unit may be contained within a flexible sheath that is capable of being sterilized.07-07-2011
20110166450METHOD AND APPARATUS FOR LOCATING AND VISUALIZING A TARGET IN RELATION TO A FOCAL POINT OF A TREATMENT SYSTEM - A method for locating and visualizing a target (C) in relation to a focal point (F07-07-2011
20100331686System for Treatment and Imaging Using Ultrasonic Energy and Microbubbles and Related Method Thereof - A method and related system for providing therapy to a treatment site, such as stenosis or other vasculature disease, at one or more locations of a subject, such as the vasculature. The method includes: advancing an ultrasound catheter to or in proximity to the subject's treatment site; infusing microbubbles into or proximal to the treatment site; and delivering ultrasonic energy from the ultrasound catheter. The ultrasonic energy may be adapted for: imaging the treatment site, translating the microbubbles into or in the vicinity of the treatment site and/or rupturing the microbubbles.12-30-2010
20120016239SYSTEMS FOR COSMETIC TREATMENT - Embodiments of a dermatological cosmetic treatment and imaging system and method can include use of a hand wand and a removable transducer module having an ultrasound transducer. The system can include a control module that is coupled to the hand wand and has a graphical user interface for controlling the removable transducer module, and an interface coupling the hand wand to the control module. In some embodiments, the cosmetic treatment system may be used in cosmetic procedures on at least a portion of a face, head, neck, body, and/or other part of a patient for a face lift, a brow lift, a chin lift, an eye treatment, a wrinkle reduction, a scar reduction, a burn treatment, a tattoo removal, a skin tightening, a vein reduction, a treatment on a sweat gland, a treatment of hyperhidrosis, a sun spot removal, a fat treatment, a vaginal rejuvenation, and/or an acne treatment.01-19-2012
20120022374PULSE WAVE GENERATOR - A pulse wave generator includes a housing having a pressure field generator from which individually controllable pressure pulses can be emitted, a pressure pulse focusing unit by which the pressure pulses can be focused at the focusing point in, or on, a body of a living being, a pressure coupler, from which the pressure pulses can be transmitted to the body, a controller for the intensity and point in time of each pressure pulse, at least one further field generator being integrated by which the individually controllable field pulses can be generated in the focusing point and the intensity and time of each pulse can be controlled.01-26-2012
20120059259SYSTEM AND METHOD FOR TREATING A THERAPEUTIC SITE - A targeting catheter is used to locate an arteriotomy, such as is formed during a femoral artery catheterization procedure. The targeting catheter includes one or more targeting aids, such as an inflatable balloon or sensor (e.g., Doppler or temperature sensor), to locate the arteriotomy. The targeting aid may be positioned at the arteriotomy. An ultrasonic beacon on the catheter may then be located relative to a therapeutic ultrasonic applicator (e.g., by using acoustic time-of-flight) so that the focus of ultrasonic energy from the applicator can be aligned with the arteriotomy.03-08-2012
20120059258USE OF FOCUSED ULTRASOUND FOR VASCULAR SEALING - An ultrasonic applicator unit (03-08-2012
20120059260BIOPSY GUIDE SYSTEM WITH AN ULTRASOUND TRANSDUCER AND METHOD OF USING SAME - A multi-position biopsy guide system and a method of using such biopsy guide system is proposed. The biopsy guide system comprises a 2D matrix ultra-sound transducer (03-08-2012
20120157841Image Guided Surgical Methodology (And System) Employing Patient Movement Detection And Correction - The invention is directed to a methodology (and corresponding system) that utilizes an imaging device that generates images of target tissue of a patient during a surgical procedure that acts on the target tissue imaged by the imaging device. The methodology enables an operator to visually detect patient movement during the surgical procedure by initially interacting with the operator to mark at least one spatial attribute of one or more common and easily identifiable features of the target tissue illustrated in an image presented in a display window. Prior to acting on the target tissue, a visual indicator of the operator-inputted spatial attribute(s) is superimposed on one or more subsequent images captured by the imaging device and displayed to the operator. The operator can visually compare position of the visual indicator to position of the operator-identified feature in order to detect movement of the patient during the procedure. The system and methodology also facilitates realignment that corrects for detected patient movement.06-21-2012
20120071758Feature Tracking Using Ultrasound - Various implementations of the invention provide techniques and supporting systems that facilitate real-time or near-real-time ultrasound tracking for the purpose of calculating changes in anatomical features during a medical procedure. More specifically, anatomical features within a patient undergoing a medical procedure are tracked by obtaining temporally-distinct three dimensional ultrasound images that include the feature of interest and obtaining a targeted subset of ultrasound images focused on the feature. Based on the targeted subset of ultrasound images, a displacement of the feature is determined and image parameters used to obtain the targeted subset of ultrasound images are adjusted based on the displacement. This results in a time-based sequence of three dimensional images and targeted ultrasound images of the feature that identify changes in the position, size, location, and/or shape of the feature.03-22-2012
20080275341Device for X-Ray Brachytherapy, and Method for Positioning a Probe Introduced Into a Body for X-Ray Brachytherapy - In a system and method for x-ray brachytherapy, a probe is introduced into the body of a subject, the probe carrying an x-ray source that radiates x-rays into an exposure area outside of the probe within the body of the subject. A number of markers are located in or on the probe, that are detectable in an image generated by an imaging device. The markers are located in or on the probe in a known spatial relation to the exposure area, so that the position of the exposure area can be determined by identifying the markers in the displayed image.11-06-2008
20120157842SYSTEMS AND METHODS FOR AUTOMATICALLY IDENTIFYING AND SEGMENTING DIFFERENT TISSUE TYPES IN ULTRASOUND IMAGES - A system for providing non-invasive ultrasound based treatment to a region of interest is provided. The system comprises an imaging unit for imaging one or more tissue types in the region of interest, an image processing unit that is configured to identify the one or more tissue types in the region of interest, an ultrasound transducer that is configured to focus an ultrasound beam to ablate at least a portion of the identified tissues, and a controller unit that controls a delivery of the ultrasound beam to the region of interest.06-21-2012
20120157840USE OF ULTRASOUND IN THE DIAGNOSIS AND TREATMENT OF MULTIPLE SCLEROSIS - A method of detecting, diagnosing and treating Multiple Sclerosis in a patient using ultrasound, and in particular transcranial Doppler ultrasonography. The method of diagnosis or detection involves identifying abnormal ultrasound arterial signals, and may also involve establishing one or more characteristic clinical symptoms of Multiple Sclerosis to enable a diagnosis to be made. The method of treatment may involve ultrasound insonation of the cerebral artery.06-21-2012
20110105899METHOD OF TRACING THE LIKELY CONTOUR OF AN ANATOMICAL ELEMENT ON AN IMAGE OF A CROSS SECTION - A method of tracing the likely contour of an anatomical element (S, C) in a sectional image of an anatomical site, the image being composed of pixels (P05-05-2011
20120123264DEVICES FOR CREATING PASSAGES AND SENSING BLOOD VESSELS - Devices and methods are disclosed for creating passages in tissue and detecting blood vessels in and around the passages. The devices may be used to create channels for altering gaseous flow within a lung to improve the expiration cycle of an individual, particularly individuals having Chronic Obstructive Pulmonary Disease (COPD). In addition, the devices may be used to sample tissue during biopsy or other medical procedures where perforating a blood vessel could result in injury to a patient.05-17-2012
20090131790SYSTEMS AND METHODS FOR DEPLOYING ECHOGENIC COMPONENTS IN ULTRASONIC IMAGING FIELDS - Systems and devices according to the present invention providing a needle deployment and visualization device, which includes: a shaft; an ultrasound imaging transducer extendable along at least a portion of the shaft for providing an image within a field of view; and a needle coupled and deployable from the shaft within the field of view. The needle has an artifact configured to preferentially reflect at least a portion of the ultrasound energy emanating from the ultrasound transducer back to the transducer in order to enhance imaging of the needle.05-21-2009
20090131789DEVICE FOR X-RAY BRACHYTHERAPY, AND METHOD FOR POSITIONING A PROBE INTRODUCED INTO A BODY FOR X-RAY BRACHYTHERAPY - In a method and a device for x-ray brachytherapy, a probe is inserted into the interior of the body of a subject, the probe carrying at its distal end an x-ray source that radiates x-rays into an exposure area in the body of the subject outside of the probe. The probe also contains an x-ray array that generates an ultrasound image representing at least a portion of the exposure area. A display device displays the ultrasound image to allow identification of the exposure area in the ultrasound image.05-21-2009
20110118601Ultrasound Guided Systems and Methods - Coblation probes, systems and methods are described herein, along with tissue dilation apparatus, and kits including both. The articles may be ultrasonically echogenic to assist with guidance.05-19-2011
20120165669MEDICAL ULTRASOUND DEVICE WITH FORCE DETECTION - A medical ultrasound device is disclosed. The device comprises an elongated body having a proximal end and a distal end region (06-28-2012
20120165668Systems and methods for treating acute and/or chronic injuries in soft tissue - Various embodiments provide a method of treating fibrous soft tissue. The method can include the steps of targeting injured fibrous soft tissue located at or near an injury location; directing therapeutic ultrasound energy to the injured fibrous soft tissue; creating a conformal region of elevated temperature in the injured fibrous soft tissue; and creating at least one thermally induced biological effect in the injured fibrous soft tissue. In various embodiments the thermally induced biological effect can be one of coagulation, increased perfusion, reduction of inflammation, generation of heat shock proteins, and initiation of healing cascade.06-28-2012
20120215106TISSUE TREATMENT - There is provided in accordance with an exemplary embodiment of the invention a method of treating a subject suffering from a nerve related disorder, the method comprising causing a damage region to one or both of a lumen wall or nearby surrounding tissues, the damage region encompassing a volume having dimensions of less than about 6.8 mm in a substantially radial direction, less than about 5.8 mm in a direction substantially tangential to the lumen, less than about 10 mm in a substantially axial direction, the damage region being located no closer than about 0.2 mm from an inner wall of the lumen, the damage region comprises of greater than about 60% of collagen denatured tissue.08-23-2012
20120215105TREATMENT OF SUB-DERMAL REGIONS FOR COSMETIC EFFECTS - A method and system for noninvasive face lifts and deep tissue tightening are disclosed. An exemplary method and treatment system are configured for the imaging, monitoring, and thermal injury to treat the SMAS region. In accordance with an exemplary embodiment, the exemplary method and system are configured for treating the SMAS region by first, imaging of the region of interest for localization of the treatment area and surrounding structures, second, delivery of ultrasound energy at a depth, distribution, timing, and energy level to achieve the desired therapeutic effect, and third to monitor the treatment area before, during, and after therapy to plan and assess the results and/or provide feedback.08-23-2012
20100204576ULTRASOUND CARDIAC STIMULATOR - An ultrasound cardiac stimulation system comprising: 08-12-2010
20110178403METHODS AND DEVICES TO TARGET VASCULAR TARGETS WITH HIGH INTENSITY FOCUSED ULTRASOUND - An ultrasonic applicator unit (07-21-2011
20100174189REMOTELY CONTROLLED IMPLANTABLE TRANSDUCER AND ASSOCIATED DISPLAYS AND CONTROLS - An implantable, remotely controlled medical device that incorporates an imaging/therapy ultrasound system may be minimally invasive and equipped with an anchoring portion for securing the device within a human body. Transducers for imaging/therapy may be manipulated remotely using motors and/or selectively actuated to obtain different fields of view and stereoscopic imaging. The implantable medical device can be in the shape of a disc, double disc, sphere or pellet, for example, and may be implanted during open surgery using a manipulatable tool or using a minimally invasive image-guided sheath or catheter. The imaging system comprises one or more ultrasound transducers and can be used to provide therapy to or obtain ultrasound images of a target and surrounding volumes or focal points. The device may be controlled and report data by wired or wireless means and, if wireless, permanently worn inside the body as the patient follows their normal daily routine.07-08-2010
20100174188High Intensity Focused Ultrasound Therapeutic System Guided by an Imaging Device - A high intensity focused ultrasound therapeutic system guided by an imaging device is provided and includes an ultrasound therapeutic applicator which contains an ultrasound transducer (07-08-2010
20130172742ABLATION PROBE WITH ULTRASONIC IMAGING CAPABILITY - Devices and systems for ultrasonically imaging anatomical structures and performing ablation therapy within the body are disclosed. A combined ablation and ultrasound imaging probe includes an ablation electrode tip including an ablation electrode configured for delivering ablation energy, and a number of ultrasonic imaging sensors configured for imaging the tissue surrounding the probe. The ultrasonic imaging sensors are supported within the interior of the tip via a tip insert, and deliver ultrasonic waves through acoustic openings formed through the tip. The tip insert separates an interior lumen within the tip into a proximal fluid chamber and a distal fluid chamber. During an ablation procedure, the ultrasonic imaging sensors can be tasked to generate a number of ultrasonic images that can be displayed on a user interface.07-04-2013
20120172721MULTILAYER ULTRASOUND TRANSDUCER DEVICES FOR HIGH POWER TRANSMISSION AND WIDE-BAND RECEPTION AND ASSOCIATED SYSTEMS AND METHODS - Multilayer ultrasound transducer devices for high power transmission and wide-band reception and associated methods and systems are disclosed herein. An ultrasound transducer device in accordance with an embodiment of the present technology, for example, can include a first array of first transducers and a second array of second transducers that are oriented substantially parallel to one another. The first transducers can include a first piezoelectric material that is configured to transmit acoustic waves, and the second transducers can include a second piezoelectric material that is configured to receive echoes from the acoustic waves. The ultrasound transducer device can further include an electrical connection layer between the first and second arrays that is electrically coupled to the first and second transducers.07-05-2012
20120215104ENERGY-DELIVERY DEVICE INCLUDING ULTRASOUND TRANSDUCER ARRAY AND PHASED ANTENNA ARRAY, AND METHODS OF ADJUSTING AN ABLATION FIELD RADIATING INTO TISSUE USING SAME - A method of adjusting an ablation field radiating into tissue includes the initial step of providing a handheld device including a phased antenna array and an ultrasound transducer array. The method includes the steps of positioning a tissue-contact surface of the handheld device adjacent to tissue, activating the phased antenna array to deliver energy through the tissue-contact surface to generate an ablation field in targeted tissue, activating the ultrasound transducer array to acquire ultrasound image data representative of the targeted tissue during energy delivery into the targeted tissue by the phased antenna array, and selectively steering the focal point of energy delivery in tissue to adjust the ablation field radiating into tissue.08-23-2012
20120215103Energy-Delivery Device Including Ultrasound Transducer Array and Phased Antenna Array - A medical device suitable for delivery of energy to tissue includes a housing, a phased antenna array disposed within the housing, and a user-interface coupled to the housing. The user-interface is adapted to enable a user to selectively adjust the radiation pattern of electromagnetic energy delivered into a tissue region by the phased antenna array. The medical device also includes an ultrasound transducer array disposed within the housing. The ultrasound transducer array is configured to acquire data representative of the tissue region during energy delivery into the tissue region by the phased antenna array.08-23-2012
20120316440METHODS AND SYSTEMS FOR CONTROLLED DEPLOYMENT OF NEEDLES IN TISSUE - Needles are deployed in tissue under direct ultrasonic or other imaging. To aid in deploying the needle, a visual needle guide is projected on to the image prior to needle deployment. Once the needle guide is properly aligned, the needle can be deployed. After needle deployment, a safety boundary and treatment region are projected on to the screen. After confirming that the safety boundary and treatment regions are sufficient, the patient can be treated using the needle.12-13-2012
20120316439METHOD AND SYSTEM FOR TISSUE IMAGING AND ANALYSIS - A method for detecting abnormal tissue in a region of healthy tissue, comprising: 12-13-2012
20120179035MEDICAL DEVICE WITH MOTION SENSING - In one embodiment, a medical system includes an emitter or a detector configured to interface with a patient and integrated with a housing of a handheld medical instrument, a motion detection device integrated with the housing and configured to detect motion of the handheld medical instrument and convert the motion to motion data, and a processor configured to receive the motion data and programmed to issue a command related to control of the medical system based on a correlation between the motion data and the command.07-12-2012
20100274130SYSTEMS AND METHODS FOR TRACKING AND GUIDING HIGH INTENSITY FOCUSED ULTRASOUND BEAMS - The present disclosure provides systems and methods for tracking and guiding high intensity focused ultrasound beams (HIFU). More particularly, the disclosed systems and methods involve use of acoustic radiation force impulse (ARFI) imaging to detect the focal position of an HIFU capable transducer relative to a target area. The focal position may then be 5 compared to a desired treatment location and the orientation and focus of the transducer may be adjusted accordingly so as to reconfigure and/or refocus the HIFU beam relative to the desired treatment location. The desired treatment location may be dynamically determined using bleed detection and localization (BD&L) techniques. Thus, the desired treatment location may be determined using 3D Doppler ultrasound based techniques, wherein changes in quantitative 10 parameters extracted from the Doppler spectra, e.g., Resistance Index (RI), are used to detect and localize a bleeding site for treatment.10-28-2010
20120179036IMAGING-GUIDED JOINT INJECTION SYSTEM - Systems for injecting fluids and/or other materials into a targeted anatomical location, in particular, an intra-articular space, include a handpiece assembly having a proximal end and a distal end, a needle extending from the distal end of the handpiece assembly, a fluid delivery module comprising a cassette and a fluid transfer device. A conduit is generally configured to place the fluid delivery module in fluid communication with the handpiece assembly. Medications, formulations and/or other fluids or materials contained within vials that are secured to the fluid delivery module can be selectively delivered into an anatomy through a needle located at the distal end of the handpiece assembly. In some embodiments, ultrasound or other imaging technologies can be used to locate a joint or other targeted anatomical location.07-12-2012
20120259222ULTRASOUND SYSTEMS - An ultrasound system comprises a transducer, a controller arranged to generate control signals arranged to control the transducer to generate pressure waves directed at a target volume, and sensing means arranged to sense cavitation in the target volume. The controller is arranged to receive sensing signals from the sensing means and to vary the control signals in response to the sensing signals thereby to control the cavitation.10-11-2012
20120259220MOTORIZED SYSTEMS AND METHODS FOR ACCESSING THE LUMEN OF A VESSEL - An apparatus for accessing the lumen of a vessel. The apparatus includes a main body and a disposable cartridge. The main body includes a imaging device attachment, wherein the imaging device attachment is utilized to secure an image capturing instrument to the main body; a cartridge carrier coupled to the imaging device attachment, wherein the cartridge carrier is adjustable to achieve a target insertion depth; and a first motor coupled to the cartridge carrier, wherein the first motor adjust the cartridge carrier to achieve the target insertion depth. The disposable cartridge is attached to the cartridge carrier and houses a sheath, needle, or guidewire to be inserted into the vessel to the target insertion depth.10-11-2012
20120259219SYSTEMS AND METHODS FOR ACCESSING THE LUMEN OF A VESSEL - An apparatus for accessing the lumen of a vessel. The apparatus includes a reusable handheld device and a disposable cartridge. The reusable handheld device includes a imaging device attachment utilized to secure an image capturing instrument, an arm coupled to the imaging device attachment, and a depth scale coupled to the arm, wherein the depth scale provides a scale indicating an insertion depth. The disposable cartridge attaches to the reusable handheld device. The disposable cartridge includes a sheath, needle or guidewire coupled to the disposable cartridge. The sheath or needle extends to the insertion depth when fully advanced, thereby allowing the sheath, needle, or guidewire to access the lumen of a vessel.10-11-2012
20090018446TRANSRECTAL ULTRASOUND ABLATION PROBE - Transrectal ultrasound probes, systems and related methods. A probe includes an anisotropic balloon that defines a cavity for receiving a probe body that carries an ultrasound transducer. A vent tube is attached to or integral with, an outer surface of the anisotropic balloon. The balloon is structured to have inflation and elasticity characteristics that allow air bubbles between the balloon and rectal wall to be pushed away to form an improved acoustic interface while allowing bowel gas to be vented through the vent tube.01-15-2009
20120265071Medical Workstation - The invention relates to a medical work station which has a medical instrument which is intended to be inserted at least partially into the interior of a lying being for treating the latter, an imaging device which is set up to create image data records of the interior of the living being during the treatment, and a robot. The robot includes a robot arm having a plurality of members situated one after another, on which the imaging device or the medical instrument may be situated, and a control device intended for moving the robot arm, which is set up to move the robot arm in such a way that the imaging device attached to the robot arm follows a motion of the medical insrument, or the medical instrument attached to the robot arm follows a motion of the imaging device.10-18-2012
20120265069ACOUSTIC TRANSDUCER FOR PULSE-ECHO MONITORING AND CONTROL OF THERMALLY ABLATIVE LESIONING IN LAYERED AND NONLAYERED TISSUES, CATHETER CONTACT MONITORING, TISSUE THICKNESS MEASUREMENT AND PRE-POP WARNING - An ablation catheter with acoustic monitoring comprises an elongated catheter body; a distal member disposed adjacent a distal end and including an ablation element to ablate a biological member at a target region outside the catheter body; and one or more acoustic transducers each configured to direct an acoustic beam toward a respective target ablation region and receive reflection echoes therefrom. The distal member includes a transducer housing in which the acoustic transducers are disposed, the transducer housing including at least one transducer window which is the only portion in the distal member through which the acoustic beam passes, at least the at least one transducer window portion of the distal member being made of a material comprising at least 50% carbon by volume, the transducer window material having an acoustic impedance between that of the acoustic transducers and that of the biological member.10-18-2012
20120265070SINGLE TRANSDUCER WITH ANGULAR ORIENTATION FOR LESION FEEDBACK IN ABLATION CATHETER - An ablation catheter comprises: an elongated catheter body extending along a longitudinal axis; at least one ablation element disposed in a distal portion which is adjacent the distal end of the catheter body to ablate a targeted tissue region outside the catheter body; a single pulse-echo ultrasonic transducer disposed in the distal portion and arranged to emit and receive an acoustic beam along a centroid in a beam direction, at a transducer angle of about 30-60 degrees relative to a distal direction of the longitudinal axis at a location of intersection between the longitudinal axis and the beam direction of the centroid of the acoustic beam; and a mechanism to manipulate the distal portion in movement including rotation of at least the distal portion around the longitudinal axis. The single ultrasonic transducer emits and receives acoustic pulses to provide lesion information in the targeted tissue region being ablated.10-18-2012
20120265072METHODS AND SYSTEMS FOR THE ULTRASOUND GUIDED SUB-FACIAL SKELETAL MUSCLE INJECTION OF AUTOLOGOUS FAT TO PRODUCE MUSCLE VOLUME EXPANSION - The method includes novel applications for liposuction, lipectomy, liposculpting, and ultrasonic fat harvesting and emulsification devices, especially those devices that provide in situ visualization. The application includes immediately transferring harvested autologous fat from the liposuction, lipectomy, liposculpting, or ultrasonic device to an injector portion on the fat harvesting and emulsifying device or to a separate injector unit that injects it into muscle to provide a higher value, more desirable, use for and positioning of the fat in the form of muscle volume expansion.10-18-2012
20110046483METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR IMAGE GUIDED ABLATION - The subject matter described herein includes methods, systems, and computer readable media for image guided ablation. One system for image guided ablation includes an ultrasound transducer for producing a real-time ultrasound image of a target volume and of surrounding tissue. The system further includes an ablation probe for ablating the target volume. The system further includes a display for displaying an image to guide positioning of the ablation probe during ablation of the target volume. The system further includes at least one tracker for tracking position and orientation of the ablation probe during the ablation of the target volume. The system further includes a rendering and display module for receiving a pre-ablation image of the target volume and for displaying a combined image on the display, where the combined image includes a motion tracked, rendered image of the ablation probe and an equally motion tracked real-time ultrasound image registered with the pre-ablation image.02-24-2011
20120271170CATHETER FOR INTRAVASCULAR ULTRASOUND AND PHOTOACOUSTIC IMAGING - A design and a fabrication method for an intravascular imaging and therapeutic catheters for combined ultrasound, photoacoustic, and elasticity imaging and for optical and/or acoustic therapy of hollow organs and diseased blood vessels and tissues are disclosed in the present invention. The invention comprises both a device—optical fiber-based intravascular catheter designs for combined IVUS/IVPA, and elasticity imaging and for acoustic and/or optical therapy—and a method of combined ultrasound, photoacoustic, and elasticity imaging and optical and/or acoustic therapy. The designs of the catheters are based on single-element catheter-based ultrasound transducers or on ultrasound array-based units coupled with optical fiber, fiber bundles or a combination thereof with specially designed light delivery systems. One approach uses the side fire fiber, similar to the one utilized for biomedical optical spectroscopy. The second catheter design uses the micro-optics in the manner of a probe for optical coherent tomography.10-25-2012
20120271168SYSTEMS AND METHODS FOR A COMPUTATIONAL MEDICAL DEVICE IN DYNAMIC BODY SYSTEMS - A computational catheter device including at least one lumen, pressure sensor(s), external sensor(s), a signal modeler, and a signal analyzer is provided. The pressure sensor generates a pressure signal for a dynamic body system, whereas the external sensor determines the fundamental frequency caused by cardiovascular pulsation or external oscillator. The signal modeler uses catheter location and the fundamental frequency to generate a predicted signal. This predicted signal may be compared to the actual pressure signal by the signal analyzer to generate a calibration. This calibration may include any of a measure of perivascular state, a waveform output which causes standing waves within the dynamic body system, a boundary condition for safe operations, and an indication of abnormal physiology for assistance in catheter navigation. The catheter device may also include an actuator which uses the calibration to achieve homeostasis by fluxing fluids and/or guiding catheter movements.10-25-2012
20120271167Methods of Enhancing Delivery of Drugs Using Ultrasonic Waves and Systems for Performing The Same - Methods and systems for inducing and passively detecting stable cavitation and/or inertial cavitation for targeted drug delivery across a biological membrane are disclosed. Such methods include administering vesicles having a nucleating agent and a therapeutic drug to a vascular system of a patient, and providing an active interval of ultrasonic exposure substantially throughout a targeted treatment zone. The ultrasonic exposure is produced by a source transducer at a specified fundamental frequency, amplitude, duty cycle, and duration. The methods also include detecting a scattered ultrasonic wave, where the scattered ultrasonic wave is received by a detection transducer. Detection of the scattered ultrasonic wave is indicative of stable and/or inertial cavitation. The ultrasonic exposure is provided intermittently in the active intervals separated by rest periods, and substantially less ultrasonic exposure is provided during the rest period than during the active interval.10-25-2012
20120271169ULTRASOUND SYSTEMS - A sensing system for sensing the condition of an object comprises a transducer arranged to generate pressure waves directed at the object and detection means, such as a pressure wave detector, arranged to detect cavitation or other processes in the object. The system further comprises processing means arranged to receive detection signals from the detection means, to process the detection signals to measure a signal parameter of the detection signals that varies with a parameter of the object, and may generate a sensor output that varies in response to changes in the signal parameter.10-25-2012
20100234728ULTRASOUND GUIDED HIGH INTENSITY FOCUSED ULTRASOUND TREATMENT OF NERVES - A method for using high intensity focused ultrasound (HIFU) to treat neurological structures to achieve a desired therapeutic affect. Depending on the dosage of HIFU applied, it can have a reversible or irreversible effect on neural structures. For example, a relatively high dose of HIFU can be used to permanently block nerve function, to provide a non-invasive alternative to severing a nerve to treat severe spasticity. Relatively lower doses of HIFU can be used to reversibly block nerve function, to alleviate pain, to achieve an anesthetic effect, or to achieve a cosmetic effect. Where sensory nerves are not necessary for voluntary function, but are involved in pain associated with tumors or bone cancer, HIFU can be used to non-invasively destroy such sensory nerves to alleviate pain without drugs. Preferably, ultrasound imaging synchronized to the HIFU therapy is used to provide real-time ultrasound image guided HIFU therapy of neural structures.09-16-2010
20120277586FEEDING TUBE HAVING ECHOGENIC TIP - A feeding tube for insertion into the jejunum of a patient. An elongated tubular member has a proximal portion, a distal portion, a lumen extending between the proximal and distal portions, and at least one aperture at the distal portion. The aperture is sized for passage of fluid material from the lumen into the jejunum. An inflatable balloon is disposed about a length of the elongated tubular member distal portion. The balloon is sized and configured such that upon inflation via water or saline inflation media, the balloon projects outwardly from the tubular member distal portion so as to be engageable with an interior wall of the body passageway. An echogenic material is disposed along the tubular member distal portion in conjunction with the balloon to provide an echogenic capability, so that the tubular member length is visible under ultrasound imaging.11-01-2012
20110257523FOCUSED ULTRASONIC RENAL DENERVATION - Acoustic energy is delivered to innervated vascular that contributes to renal sympathetic nerve activity, such as innervated tissue of the renal artery and abdominal aorta. Focused acoustic energy is delivered via an intravascular device of sufficient power to ablate innervated renal or aortal tissue. Focused acoustic energy may be delivered via an intravascular or extracorporeal device to image and locate target innervated renal or aortal tissue. Intravascular, extravascular, or transvascular focused ultrasound devices provide for high precision denervation of innervated vascular to terminate renal sympathetic nerve activity.10-20-2011
20120089023PARAMETER-SENSING ENDOTRACHEAL TUBE - A sensor-equipped endotracheal tube has a flexible body surrounding an airway lumen and includes sensors for monitoring physiological parameters such as CO04-12-2012
20120089022DELIVERY CATHETER WITH FORWARD-LOOKING ULTRASOUNG IMAGING - A catheter based medical device is provided for a percutaneous surgical procedure that provides forward-looking visualization and delivery of a medical device. The catheter includes a carriage at its distal end and an ultrasonic transducer is supported by the carriage. A conduit that has its proximal end disposed within the catheter and the conduit passes through the sidewall of the catheter proximate to the distal end of the catheter so that the distal end of the conduit is disposed on an exterior of the sidewall of the catheter. A medical device is deliverable through the lumen of the conduit and the ultrasonic transducer provides visualization of the medical device distally of the transducer.04-12-2012
20120089021Method and system for three-dimensional (3D) imaging of biological structures - An ultrasonic scanning apparatus that includes a unique ultrasonic array to transmit ultrasonic energy to a biological structure, such as an eye. The ultrasonic array provides specific three-dimensional (3-D) information relating to the eye and precise volumetric information relating to structures associated therewith, such as a tumor, prior, during and/or after treatment. The ultrasonic array can also be combined with a therapeutic ultrasonic unit for real-time 3-D observation of a structure and the focal point of the transmitted therapeutic beam(s) on a monitor during the treatment of a structure, e.g., treatment of a lesion.04-12-2012
20120330156Pulmonary Embolism Therapeutic Methods Using Therapeutic Ablation Devices and Systems - Methods and devices are disclosed that, in various embodiments and permutations and combinations of inventions, diagnose and treat Pulmonary Embolism or associated symptoms. In one series of embodiments, the invention consists of methods and devices for identifying patients whose Pulmonary Embolism or associated symptoms are caused or exacerbated, at least in part, by blockages of one or more of the patient's internal pulmonary veins. In some instances, stenoses or other flow limiting structures or lesions in the patient's affected veins are identified. Further, in some instances the nature of such lesions and whether there is a significant disruption of blood pressure, or both, is ascertained. In some embodiments, methods and devices for applying one or more therapies to the blockages in the patient's pulmonary veins are provided.12-27-2012
20110319759OPTICALLY GUIDED NEEDLE BIOPSY SYSTEM USING MULTI-MODAL SPECTROSCOPY - The present invention includes an apparatus, system and method for detection of tissues, e.g., a cancer, by optical biopsy comprising: a motorized computer-controlled probe holder; a needle-like probe connected to and controlled by the motorized computer-controlled probe holder, the probe comprising an optical and an ultrasound detector; and one or more detector units capable of a broadband light reflectance spectroscopy, an auto fluorescence lifetime measurement, and auto fluorescence spectroscopy measurement.12-29-2011
20110319758HYPERECHOGENIC NEEDLES - A hyperechogenie needle includes a rigid shaft, which can be a hollow metal cannula, having a hyperechogenic particulate material affixed on an outer surface of the shaft that provides for enhanced visualization of the needle in two-dimensional (2D) ultrasound, particularly when the needle is in a position forming a non-90° angle between the longitudinal axis and the direction of the ultrasound waves in the two-dimensional ultrasound plane. The hyperechogenic particulate material can be covered by a polymeric coating or embedded in a polymeric material to provide a hyperechogenic layer. The polymeric coating and polymeric material can be electrically non-conductive or electrically conductive The enhanced visualization improves the accuracy with which the needle tip is placed in a target position, thereby enhancing the effectiveness of a procedure that relics upon accurate placement of the needle tip and reducing pain and tissue trauma.12-29-2011
20110319757TISSUE RESECTION UNDER IMAGE GUIDANCE/CONTROL - An improved method and device for accurate, efficient surgical procedures are disclosed. The disclosed system consists in simultaneously using an elongated member that conveys energy to a treatment site and imaging means to control position of the elongated member and monitor treatment progress in real-time. In a preferred embodiment, for BPH, a twister fiber with a fused cap is used and ultrasound image guidance is obtained using a rectal probe. The method consists in placing an ultrasound rectal probe, fixed by mechanical means, and an optical fiber inserted into urethra. Initial positioning of probe is done under endoscopic/ultrasound control. The twister fiber probe operates in contact-mode. Treatment is monitored, real-time, by the ultrasound device. Additional imaging technologies include Positron Emission Tomography(PET), Computed Tomography(CT) or Optical Coherence Tomography. Other applications include the removal of tumorous (hyperplasic) tissue. Sources include lasers, higher power LEDs or bright lamps and photodynamic therapy.12-29-2011
20100179426ULTRASOUND CATHETER WITH ROTATABLE TRANSDUCER - An ultrasound catheter assembly having a rotatable transducer assembly is disclosed. The ultrasound catheter assembly includes an elongate flexible shaft having a lumen and a proximal end and a distal end. The catheter assembly further includes a drive member that engages the transducer assembly at a distal end of the catheter. Rotation of the drive member in a first direction causes the transducer assembly to rotate in an oscillatory fashion in a second direction.07-15-2010
20130012816METHODS AND SYSTEMS FOR CONTROLLING ACOUSTIC ENERGY DEPOSITION INTO A MEDIUM - A method and system for acoustic treatment of tissue are provided. Acoustic energy, including ultrasound, under proper functional control can penetrate deeply and be controlled precisely in tissue. In some embodiments, methods and systems are configured for acoustic tissue treatment based on creating an energy distribution function in tissue. In some embodiments, methods and systems are configured based on creating a temperature distribution function in tissue.01-10-2013
20100130857DEVICE FOR USE FOR THE TREATMENT OF HEMORRHOID PROLAPSE - A device for use for the treatment of a hemorrhoid prolapse, particularly by HAL surgery, attaching a tightening suture, or a rubber band ligation, using a tube having a tube shell wall and a closing device having a closure shell wall enclosing a hollow space. The tube shell wall is supported displaceably and/or rotatably in the hollow space of the closure shell wall, and the tube shell wall and the closure shell wall can be inserted into a rectum of a patient. The tube shell wall has at least one tube wall opening, and the closure shell wall has at least one closure shell opening which can be at least partially aligned with one another in an open position with a web arranged thereof protruding at least partially into the tube shell opening and/or into the closure shell opening.05-27-2010
20120150035Method and Apparatus for the Selective Treatment of Tissue - A HIFU System (06-14-2012
20130018262FATTY TISSUE IMAGE DISPLAY DEVICEAANM Matsunaka; ToshiyukiAACI TokyoAACO JPAAGP Matsunaka; Toshiyuki Tokyo JPAANM Horinaka; HiromichiAACI OsakaAACO JPAAGP Horinaka; Hiromichi Osaka JPAANM Morikawa; HiroyasuAACI OsakaAACO JPAAGP Morikawa; Hiroyasu Osaka JPAANM Ogawa; TomohiroAACI OsakaAACO JPAAGP Ogawa; Tomohiro Osaka JP - Provided is a fatty tissue image display device capable of displaying an index indicating the degree of progress of fatty change. The fatty tissue image display device is provided with a light source (01-17-2013
20130018261Ultrasonic Apparatus Comprising Therapeutic Ultrasonic Transducer Detachably Coupled to Diagnostic Ultrasonic TransducerAANM Jeong; Jong SeobAACI SeoulAACO KRAAGP Jeong; Jong Seob Seoul KRAANM Kim; SungMinAACI Goyang-siAACO KRAAGP Kim; SungMin Goyang-si KRAANM Park; Jun YoungAACI SeoulAACO KRAAGP Park; Jun Young Seoul KR - An ultrasonic apparatus including a therapeutic ultrasonic transducer and a diagnostic ultrasonic transducer which is detachably coupled to the therapeutic ultrasonic transducer is provided. Here, the therapeutic and diagnostic ultrasonic transducers can be mounted to be independently replaceable with new ones. The therapeutic ultrasonic transducer and the diagnostic ultrasonic transducer, both of which constitute the ultrasonic apparatus, can be independently exchanged, transducers having various frequency bands and focusing distances can be combined, and damage to the diagnostic ultrasonic transducer can be prevented by preventing heat generated from therapeutic ultrasonic waves from being transferred to the diagnostic ultrasonic transducer.01-17-2013
20080249409Method of Using a Combination Imaging and Therapy transducer to Dissolve Blood Clots - A combined ultrasound imaging and therapy transducer includes a linear array of imaging transducer elements. First and second linear arrays of therapy transducer elements extend longitudinally along respective first and second sides of the imaging transducer elements and are canted inwardly toward each other. The imaging and therapy transducer is used with an ultrasound imaging system to locate clots in a region of interest. After the region of interest has been perfused with a microbubble contrast agent, the therapy transducer elements are driven by an amplifier located in the transducer to dissolve the clot. The use of the imaging transducer elements and the therapy transducer elements can be interleaved so that the therapy can be conditioned on an ultrasound image showing substantial destruction of the contrast agent microbubbles, re-perfusion of microbubbles in the region of interest, or the continued presence of the clot.10-09-2008
20090177085HISTOTRIPSY FOR THROMBOLYSIS - Methods for performing non-invasive thrombolysis with ultrasound using, in some embodiments, one or more ultrasound transducers to focus or place a high intensity ultrasound beam onto a blood clot (thrombus) or other vascular inclusion or occlusion (e.g., clot in the dialysis graft, deep vein thrombosis, superficial vein thrombosis, arterial embolus, bypass graft thrombosis or embolization, pulmonary embolus) which would be ablated (eroded, mechanically fractionated, liquefied, or dissolved) by ultrasound energy. The process can employ one or more mechanisms, such as of cavitational, sonochemical, mechanical fractionation, or thermal processes depending on the acoustic parameters selected. This general process, including the examples of application set forth herein, is henceforth referred to as “Thrombolysis.”07-09-2009
20110263980METHOD AND SYSTEM FOR GUIDING CLINICIANS IN REAL TIME - A method of guiding a clinician using an image display device associated with an imaging system is disclosed herewith. The method comprises: obtaining patient information along with relevant clinical procedure through a user interface; and selecting a predefined workflow and at least one device setting parameter from an information library. The method further comprises: communicating the selected workflow including the steps in the workflow to the clinician in real time using the image display system, upon initiating the clinical procedure; and configuring the imaging system using the selected device setting parameter to perform the selected workflow.10-27-2011
20130178738System and Method for Tissue Ablation in a Body Cavity - A tissue ablation system and method of forming same includes an ablation device having a substrate with an outer surface and energy transport elements coupled to the outer surface. The substrate is configured to have a shape that approximates an interior shape of a uterus. The system and method further including an energy source electrically coupled to the energy transport elements and at least one ultrasonic transducer positioned in a lateral region of the uterus.07-11-2013
20130178739METHODS, ASSEMBLIES, AND DEVICES FOR POSITIOING A CATHETER TIP USING AN ULTRASONIC IMAGING SYSTEM - A catheter assembly includes an elongated member having an ultrasonic beacon disposed adjacent to a distal end portion of the elongated member, a power supply releasably attachable adjacent to the proximal end of the elongated member, and a catheter. The distal end portion of the elongated member with the ultrasonic transmitter is inserted into an anatomical structure of the human body, and the ultrasonic transmitter is powered by the power supply. Using conventional medical ultrasonography equipment, a technician is able to observe and/or track on a display an image of the internal structure of the human body and an image such as an illuminated bright spot representing the energized ultrasonic beacon. After locating the elongated member, the power supply is removed, and the catheter is slid onto the elongated member to locate the catheter tip. Thereafter, the elongated member is removed.07-11-2013
20080221448Image-guided delivery of therapeutic tools duing minimally invasive surgeries and interventions - Imaged-guided therapy for minimally invasive surgeries and interventions is provided. An image-guided device includes an elongate tubular member, such as a catheter, an annular array of capacitive micromachined ultrasound transducers (cMUTs) for real-time three-dimensional forward-looking acoustic imaging, and a therapeutic tool. The therapeutic tool is positioned inside an inner lumen of the elongate tubular member and can be a device for tissue ablation, such as a high intensity focused ultrasound (HIFU) device or a laser. The HIFU device is operable at high frequencies to have a sufficiently small focus spot, thus a high focal intensity. The imaging annular array is also operable at high frequencies for good acoustic imaging resolution. The high resolution forward-looking imaging array, in combination with the high frequency HIFU transducer, provides a single image-guided therapy device for precise tissue ablation and real-time imaging feedback.09-11-2008
20130096431METHOD FOR USING HIGH INTENSITY FOCUSED ULTRASOUND AND ASSOCIATED SYSTEMS AND DEVICES - A plurality of concepts related to HIFU therapy are disclosed, including a technique to spatially track and display the relative positions of a HIFU focal point and an imaging plane from an ultrasound imager, so that a clinician can ensure that the HIFU focus remains in the image plane during HIFU therapy, thereby facilitating image guided HIFU therapy. Also disclosed are a plurality of transvaginal probes that include a HIFU transducer optimized for the treatment of uterine fibroids. In one embodiment, the probe includes a piezoceramic crystal bonded to an aluminum lens, to achieve a HIFU transducer having a focal length of about 4 cm. In another embodiment, the probe includes a generally spoon-shaped transducer including a plurality of individual emitter elements. Still another concept disclosed herein is a method for evaluating a quality of a coupling between a liquid-filled volume encompassing a HIFU transducer and a tissue interface.04-18-2013
20130102901Ultrasound Guided Probe Device and Methods of Using Same - The present invention is directed to improved devices and methods for use in ultrasound guiding of percutaneous probes during medical procedures. The ultrasound devices of the present invention include an ultrasound transducer housing having a passage therethrough configured to accommodate a probe. The devices can be utilized to guide a probe through the probe guide in the passage of the transducer housing, and along a path extending from the ultrasound transducer housing to a target at a known angular relationship to the ultrasound transducer. In this manner, the path of the advancing probe and hence the location of the probe tip can be more clearly known in relation to a target imaged by the ultrasound device. In addition, the devices can include a sterile sleeve including a sterile probe guide such that the transducer housing itself, including the integral probe guide opening, can be separated from the patient by a sterile barrier. The devices can also include a clamp for clamping the probe in the probe guide. The devices can also include means and methods for imaging a virtual probe overlaying the sonogram formed by the ultrasound device such that a real time image of the probe approach to the target may be observed during and after probe placement.04-25-2013
20130144164ULTRASONIC PUNCTURE NEEDLE - An ultrasonic puncture needle used in combination with an ultrasonic endoscope including a distal-end hard part, a bendable part, and an operation part, includes: a sheath inserted into an insertion channel of the ultrasonic endoscope; a needle tube that includes an opening; a releasing mechanism that releases a substance. In a state in which the needle tube is disposed inside the bendable part, a periphery of the needle tube receives a force from an inner wall of the insertion channel while the bendable part is in a bent state by the operation part. The needle tube is rotated around a long axis of the insertion channel by the force, such that an axis line matching the direction of the opening in the needle tube protruding from the insertion channel becomes substantially parallel with an ultrasonic scanning face of the ultrasonic endoscope.06-06-2013
20130144165DUAL MODE ULTRASOUND TRANSDUCER (DMUT) SYSTEM AND METHOD FOR CONTROLLING DELIVERY OF ULTRASOUND THERAPY - A dual-mode ultrasound system provides real-time imaging and therapy delivery using the same transducer elements of a transducer array. The system may use a multi06-06-2013
20080200806Medical Treatment Using An Ultrasound Phased Array - A medical system and method for treating a disorder of a subject by thermal ablation, e.g., focused ultrasound thermal ablation, are provided. The method includes obtaining medical images that include at least one image of subject's chest and ribs to reconstruct a three-dimensional chest-rib distribution; and applying ultrasound waves on a target point beyond the subject's ribs by selectively activating one or more elements of an ultrasound phased array to avoid ultrasonic energy absorption or reflection by an intervening rib based on a calculation of a relationship between the three-dimensional chest-rib distribution and an acoustic emission direction.08-21-2008
20100286520ULTRASOUND SYSTEM AND METHOD TO DETERMINE MECHANICAL PROPERTIES OF A TARGET REGION - An ultrasound system that is configured to determine whether adipose tissue of a patient received therapy at a treatment location. The system includes an ultrasound probe and a shear-wave-generating module to control the probe to provide a shear-wave beam that is configured to generate a shear wave at a first site within the patient. The shear wave is configured to propagate through the treatment location toward a second site within the patient. The system also includes a tracking module to control the probe to track the shear wave at the second site within the patient to determine if the treatment location received the therapy.11-11-2010
20100286519ULTRASOUND SYSTEM AND METHOD TO AUTOMATICALLY IDENTIFY AND TREAT ADIPOSE TISSUE - An ultrasound imaging and therapy system that includes an ultrasound probe and an ultrasound diagnostic module to control the probe to obtain diagnostic ultrasound signals from a region of interest (ROI). The ROI includes adipose tissue and non-adipose tissue. The diagnostic module analyzes the diagnostic ultrasound signals and automatically differentiates adipose tissue from non-adipose tissue. The system also includes an ultrasound therapy module to control the probe to deliver, during a therapy session, a therapy at a treatment location based on a therapy parameter to the adipose tissue differentiated by the ultrasound diagnostic module. A method for delivering therapy to a region of interest (ROI) in a patient is also provided.11-11-2010
20100286518ULTRASOUND SYSTEM AND METHOD TO DELIVER THERAPY BASED ON USER DEFINED TREATMENT SPACES - An ultrasound imaging and therapy system is provided that includes an ultrasound probe and a diagnostic module to control the probe to obtain diagnostic ultrasound signals from a region of interest (ROI) of the patient. The ROI includes adipose tissue and the diagnostic module generates a diagnostic image of the ROI based on the ultrasound signals obtained. The system also includes a display to display the image of the ROI and a user interface to accept user inputs to designate a treatment space within the ROI that corresponds to the adipose tissue. The display displays the treatment space on the image. The system also includes a therapy module to control the probe to deliver, during a therapy session, a therapy to a treatment location based on a therapy parameter. The treatment location is within the treatment space defined by the user inputs.11-11-2010
20130150714Vascular acess device ultrasound guidance system - A vascular access device ultrasound guidance system which provides a novel ultrasound imaging head interface for vessel access. The system comprises a fitted basket/VAD guide for attachment to a hand held ultrasound transducer. The VAD guide, being integrally molded to the fitted basket, comprises a releasible guide assembly for a VAD needle guide. In addition, the needle guide assembly comprises means for anchoring the VAD to a patient's skin following successful insertion. A magnetic needle guide system is disclosed. A fluid sampling device which integrates needle guidance and, safety needle capture in a single guide head is also disclosed.06-13-2013
20130150715Ultrasound probe head comprising an imaging transducer with a shielding element - The present invention relates to an ultrasound probe head (06-13-2013
20130150716Devices, Systems, and Methods for Visualizing an Occluded Vessel - Embodiments of the present disclosure are configured to visualize severe blockages in a vessel and, in particular, chronic total occlusions in blood vessels. In some particular embodiments, the devices, systems, and methods of the present disclosure are configured to visualize the blockage to facilitate safe crossing of the blockage.06-13-2013
20120259221ROBOTIC INSERTION SYSTEMS AND METHODS - An apparatus for accessing the lumen of a vessel includes a handle providing a controller for operating the apparatus, an image capturing instrument secured to the handle, a display secured to the handle, wherein images captured by the image capturing instrument are displayed on the display, and a robotic platform coupled to the handle. The robotic platform includes a body, a first motor coupled to the body, wherein the first motor adjust the robotic platform to achieve a target insertion depth, and a cartridge carrier pivotally coupled to the body, wherein the robotic platform is adjustable to achieve the target insertion depth. The apparatus also includes a disposable cartridge attached to the cartridge carrier. The disposable cartridge includes a needle slideably coupled to the disposable cartridge, wherein the needle slides to extend to the target insertion depth, and a sheath slideably coupled to the disposable cartridge, wherein the sheath slides to extend to the target insertion depth.10-11-2012
20100317971FEEDBACK IN MEDICAL ULTRASOUND IMAGING FOR HIGH INTENSITY FOCUSED ULTRASOUND - Feedback of position is provided for high intensity focused ultrasound. The location of a beam from a HIFU transducer is determined using ultrasound imaging. The ultrasound imaging detects tissue displacement caused by a beam transmitted from the HIFU transducer. The displacement or information derived from the displacement may be used to determine a center line or point location (e.g., foci) of the tissues response to HIFU. The location of the line or point may be displayed in an image, such as an overlay or by color coding.12-16-2010
20120283565APPARATUS AND METHOD FOR GUIDED CHRONIC TOTAL OCCLUSION PENETRATION - An apparatus and method for guided penetration of a chronic total occlusion in a blood vessel are disclosed. The invention is directed to an apparatus that facilitates accurate placement of a drilling tip within a body lumen using ultrasound-based detection to determine the position of the intravascular catheter relative to the vessel occlusion and vessel walls.11-08-2012
20120283564VASCULAR CHARACTERIZATION USING ULTRASOUND IMAGING - Ultrasound methods and/or systems provide for the motion tracking of both vessel wall motion and blood flow (e.g., with use of high frame rate ultrasound pulse echo data and speckle tracking both wall motion and flow can be tracked simultaneously).11-08-2012
20130158401ULTRASONIC PERCUTANEOUS ENTERAL FEEDING TUBE - Among other things, a gastrostomy tube including a feeding tube that spans between an outer retention device and an inner retention device is disclosed. Embodiments of the inner retention device include an ultrasonic marker positioned within the inner retention device. The inner retention device and the ultrasonic marker have a variety of shapes or embodiments. The ultrasonic marker positioned in the inner retention device eliminates or reduces the use of fluoroscopy or endoscopy to position and later verify the location of the gastrostomy tube in a patient. Beneficially, the health risks associated with fluoroscopy and endoscopy are thereby eliminated or reduced with their associated disuse thereof. Moreover, the use of expensive hospital suites or operating rooms is eliminated or reduced with the use of portable ultrasound equipment that can be transported to a patient's bedside for verification of the location of the ultrasonic marker.06-20-2013
20110306881High-intensity focused ultrasound thermal ablation apparatus having integrated temperature estimation and elastography for thermal lesion determination and the method thereof - The invention disclosed a high-intensity focused ultrasound thermal ablation apparatus having integrated temperature estimation and elastography for thermal lesion determination and the method thereof, using the different power to burn by the same focused ultrasound transducer, and then using the apparatus to measure the temperature and elasticity estimating by the relevant analysis method.12-15-2011
20110306880METHOD FOR DYNAMICALLY ANALYZING DISTRIBUTION VARIATION OF SCATTERERS AND APPLICATION USING THE SAME - A method for dynamically analyzing distribution variation of scatterers is provided and used for dynamically analyzing changes in two or three dimensional scatterer distribution and concentration of ultrasound data by using probability density function along with a moving window technique. The present invention has advantages in low computation load and may be used for real-time analysis. A method for dynamically detecting thermal ablation area and thermal ablation level and a method for dynamically controlling thermal ablation intensity are also provided for non-invasive detection and thermal ablation.12-15-2011
20110313290CATHETER, APPARATUS METHOD AND COMPUTER PROGRAM FOR APPLYING ENERGY TO AN OBJECT - The present invention relates to a catheter for applying energy to an object. The catheter (12-22-2011
20130190623Histotripsy Therapy Transducer - A Histotripsy therapy transducer is provided that can include any number of features. In some embodiments, the transducer is sized and configured to direct Histotripsy energy through the perineal window into the prostate. The Histotripsy therapy transducer can include a notch or opening near the periphery of the transducer to accommodate a transrectal imaging probe. The notch or opening in the therapy transducer allows for movement of the therapy with respect to the imaging probe without contact or interference from the imaging probe. In some embodiments, the transducer can be “heart-shaped” or round. Methods of use are also described.07-25-2013
20120004547MONITORING APPARATUS FOR MONITORING AN ABLATION PROCEDURE - The present invention relates to a monitoring apparatus (01-05-2012
20120029354TISSUE REMOVAL DEVICE WITH ADJUSTABLE DELIVERY SLEEVE FOR NEUROSURGICAL AND SPINAL SURGERY APPLICATIONS - A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described. The device includes a handpiece and an outer cannula in which a reciprocating inner cannula is disposed. A delivery sleeve may be selectively provided that is configured to be disposed about the outer cannula for delivery of a variety of devices.02-02-2012
20120029353Systems and methods for ultrasound treatment - Various embodiments provide a method for an extended field of view treatment. The method can include the steps of imaging a region; targeting a region with directed ultrasound energy; monitoring the region; moving the imaging, treatment, and monitoring region while spatially correlating to one or more prior regions via imaging and/or position sensing; continuing the extended field of view treatment; and, achieving an ultrasound induced biological effect in the extended field of view treatment region.02-02-2012
20120029352ULTRASOUND DEVICE FOR MEDICAL APPLICATIONS - An ultrasound device for medical application has a transducer formed by a number of transducer elements. The transducer elements are carried on a flexible support that allows the transducer elements to be configured to an examination subject. A measurement device determines, for each transducer element, a distance or a rotation thereof with respect to a reference point. The reference point can be a point that is physically a part of the ultrasound device, or can be a virtual reference point.02-02-2012
20130204133ULTRASONIC POSITIONING DEVICE FOR EPIDURAL SPACE AND METHOD USING THE SAME - An ultrasonic positioning method for real time measuring the distance between the epidural needle and the epidural space is provided. The ultrasonic positioning method at least includes a puncturing step; an advancing step; a positioning step for simultaneous detecting reflected ultrasonic signals from the ligamentum flavum (LF) and dura mater (DM); a replacement step for removing the ultrasound needle transducer and putting an injecting catheter; and an injection step for injecting an anesthetic into the epidural space via the injecting catheter.08-08-2013
20130204134PROPERTY DETERMINATION APPARATUS FOR DETERMINING A PROPERTY OF AN OBJECT - The invention relates to a property determination apparatus (08-08-2013
20120071757Ultrasound Registration - The present invention relates to a method and apparatus for registering three-dimensional ultrasound images to an external coordinate system, such as the coordinate system attached to a camera-based imaging system or the coordinate system used to define the movements of a surgical robot. The apparatus generally comprises a tool with markers that can be accurately and repeatably located in both the ultrasound and external coordinate systems. In the case of the surgical robot frame, this tool may be a component of the surgical robot itself, such as a portion of a surgical manipulator. The method generally comprises positioning the toot upon the surface of a portion of patient tissue, imaging the tool using the ultrasound, simultaneously imaging the tool using the camera system or monitoring the current mechanical configuration of the surgical robot, localizing corresponding tool elements in both frames, and finally using the corresponding elements as registration fiducials to solve the geometric transformation that relates the two frames.03-22-2012
20120095336ROBOTIC LOCALIZING AID FOR HIGH-INTENSITY FOCUSED ULTRASOUND DELIVERY - A holding structure holds a biopsy needle and a HIFU transducer to allow smooth and accurate delivery of the HIFU beam at the interface of the liver, where bleeding will occur. This manipulator structure performs the biopsy and HIFU through the percutaneous approach. In addition, the procedure is imaged by an imaging ultrasound probe. The imaging ultrasound probe can track the needle entry site even when needle has been removed. The HIFU transducer fires a short pulse of HIFU in the needle tract to cause coagulation and stop bleeding.04-19-2012
20120095335ULTRASOUND TRANSDUCER AND USES THEREOF - A dual use ultrasonic transducer device for combined sensing and power transmission, comprises a first piezoelectric transducer sized for placement in a body lumen; a power unit enabling an ultrasonic power beam for tissue ablation in a tissue ablation region; and a sensing unit enabling an ultrasonic sensing beam for sensing at said tissue ablation region. In one example, a single piezoelectric surface is electrically connected to a mounting; and the mounting provides a first region of the piezoelectric surface with a first relatively high level of damping and a second region of said piezoelectric surface with a second relatively low level of damping, thereby to enable sensing from said first region and power transmission from said second region. Changes in efficiency of the transducer or the treatment during use may be inferred from changes in the impulse response or impedance or changes in the temperature of liquids that have flowed past the transducer.04-19-2012
20120095334CONTROLLED INFLATION OF AN EXPANDABLE MEMBER DURING A MEDICAL PROCEDURE - Devices and methods for controlled inflation of a vessel lumen or a hollow portion of another organ located within a patient. The devices are typically catheter-based having an expandable member fixed to a distal end of the catheter. The devices and methods typically comprise deploying the expandable member percutaneously to a target location, expanding the expandable member, and performing an expansion procedure. The expandable member expands at a controlled rate of inflation during a medical procedure.04-19-2012
20130211258METHODS FOR FACE AND NECK LIFTS - Methods for treating skin and subcutaneous tissue with energy such as ultrasound energy are disclosed. In various embodiments, ultrasound energy is applied at a region of interest to affect tissue by cutting, ablating, micro-ablating, coagulating, or otherwise affecting the subcutaneous tissue to conduct numerous procedures that are traditionally done invasively in a non-invasive manner. Methods of lifting sagging tissue on a face and/or neck are described.08-15-2013

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