Patent application number | Description | Published |
20110046475 | TECHNIQUES FOR CORRECTING TEMPERATURE MEASUREMENT IN MAGNETIC RESONANCE THERMOMETRY - Techniques for correcting temperature measurement in MR thermometry are disclosed. In particular, phase shifts that arise from factors other than temperature changes are detected, facilitating correction of temperature measurements. | 02-24-2011 |
20120253176 | Systems and Methods for Debulking Visceral Fat - Systems and methods for debulking visceral fat within a subject, include: providing a focused ultrasound transducer configured to focus ultrasonic power at a focal spot; positioning the focused ultrasound transducer with respect to the subject so that the focused ultrasound transducer is enabled to transfer ultrasonic power into the subject; locating the focal spot of the focused ultrasound transducer with respect to at least one target region containing visceral fat within the subject; and debulking visceral fat within the target region by applying ultrasonic energy from the focused ultrasound transducer with sufficient power to cause the death of visceral fat tissue within the target region. | 10-04-2012 |
20140107473 | Laser Guidance System for Interventions - An instrument guide apparatus for use with a surgical or other guided intervention of a patient utilizing a guided instrument is disclosed. The instrument guide apparatus includes at least two line lasers mounted above the patient and generating intersecting planar laser lines along an instrument axis of entry in three-dimensional space above the patient. In an embodiment, the instrument axis of entry in three dimensional space above the patient is received from an imaging apparatus imaging the patient's body at least along a portion of the instrument's axis of entry into the patient. In an embodiment, the instrument axis of entry in three-dimensional space above the patient is a line-of-site for a camera mounted above the patient and controlled by the imaging apparatus. | 04-17-2014 |
20140354279 | Faraday Cage For MR Imaging With Accessory Equipment - A Faraday cage assembly for use with a Magnetic Resonance (MR) Imaging scanner is deployed inside the MR scanner room. The Faraday cage assembly is configured to accept accessory medical equipment which is desired to be attached to the patient during scanning. Accessory medical equipment can include patient monitoring systems, injector pumps, and intravenous (IV) poles with infusion pumps. Once the accessory medical equipment is placed inside the Faraday cage, radiofrequency (RF) interference emitted by the accessory medical equipment is contained within the cage and cannot significantly degrade MR image quality. The cage may permit non-MR compatible accessory equipment such as infusion pumps to be used without modification or reconfiguration during MR scanning. | 12-04-2014 |
20140357981 | MRI Transfer Station and Dock - A patient table adapted for use in association with an MR scanner for neonatal infants is provided. The patient table has an extendable patient bed attached to and extendable from the patient table. The patient bed may be at least partially inserted into an MR scanner without requiring the patient table to enter the MR scanner. A transport mechanism is on the underside of the patient table so that it may be readily moved over the floor on which it rests. The patient table includes a latching mechanism that may operate to releasably attach the patient table to a patient table docking assembly. The docking assembly is operative to selectively move the patient table towards, into and away from the MR scanner. | 12-04-2014 |
20140364722 | MRI Transfer Table Assembly - The present disclosure relates to a transfer table assembly suitable for use in association with an MR scanner. The transfer table assembly includes a transfer table attached to a transfer table base that may releasably engage an incubator. The transfer table may be dimensionally constructed such that it may be inserted directly into an MR scanner. | 12-11-2014 |
20140376794 | Correlation Imaging For Multi-Scan MRI With Multi-Channel Data Acquisition - A framework is provided for accelerating multi-scan and multi-channel data acquisition in a clinical MRI protocol by estimating correlation functions from images previously acquired or reconstructed, with the same or with different contrast and resolution. Using an MRI apparatus, the method collects a plurality of prior MRI image scan data sets, obtains a current MRI scan data, and reconstructs the current MRI scan data set using an aggregate of the plurality of prior MRI image data sets. The method provided may optimize previously acquired MRI image data sets to reconstruct an MRI image scan data set and image. | 12-25-2014 |
20150102813 | Acoustic Noise Reducing RF Coil For Magnetic Resonance Imaging - An RF coil assembly for use in a Magnetic Resonance Imaging scanner incorporates sound absorbing material in its construction for the purpose of attenuating the sound perceived by a patient lying inside the RF coil. Unlike a conventional RF coil assembly in which rigid components are used to support the coil within the magnet bore, the quiet RF coil assembly is constructed without rigid support components. In one embodiment, open cell foam may be used to support the RF coil components and the entire assembly is wrapped in a. flexible cloth-like material. | 04-16-2015 |
20150293192 | METHOD AND APPRATUS FOR SUPPRESSING ELECTROMAGNETIC FIELDS INDUCED BY A MAGNETIC RESONANCE IMAGING SYSTEM IN ELECTRONIC CABLES AND DEVICES - A method and apparatus for suppressing electromagnetic fields induced in cables and electronic medical devices by a magnetic resonance imaging (“MRI”) system are provided. The apparatus includes a cable assembly constructed as a conductive wire wrapped around a paramagnetic core. The paramagnetic core may include a tube filled with a paramagnetic material, such as a gadolinium-based solution or a liquid in which iron oxide particles are suspended. | 10-15-2015 |
20150338477 | AN ACTIVE TRACKING SYSTEM AND METHOD FOR MRI - A composite system for use in conjunction with an MR-imaging procedure. One composite system includes a fully-metallic filament, such as a needle or guide-wire, equipped with flat MR RF-receiver microcoil disposed such that a normal to the coil's plane is substantially transverse to the filament's axis. The microcoil is electrically connected to external device to register change of position and orientation of the tip during the navigation of the filament. Alternative composite system includes a filament made from different materials. The very tip includes diamagnetic and non-metallic tube tightly fit around geometrically-modified portion of the main body and carries at least one microcoil electrically connected to external device to register change of position and orientation of the tip during the filament navigation. Data representing co-registration of the position and/or orientation of filament is fed back to the system to improve navigation accuracy and precision. | 11-26-2015 |
Patent application number | Description | Published |
20140204399 | MULTI PSD-ARRANGEMENT AND CIRCUITRY - The invention concerns a light beam position detector with a detection window, for detecting a position of a striking light beam within the detection window, which detection window comprises a first PSD based on the lateral photoelectric effect, in particular with two output signals dependent on the striking position of the light beam, and an electronic readout circuitry for the PSD. The detection window further comprises at least a second PSD based on the lateral photoelectric effect, being aligned in a geometrical line in succession with the first PSD, so that the first and the at least second PSD define the detection window. | 07-24-2014 |
20140304994 | ROTATION LASER HAVING LENS WHICH IS DEFORMABLE IN A TARGETED MANNER BY ACTUATORS - Some embodiments of the invention relate to a rotation laser and a method for operating a rotation laser. The rotation laser may be provided with a laser light source for generating a laser beam, a deflection means rotatable about a rotation axis and serving for the directional emission of the laser beam, and an optical system comprising one or more lenses for manipulating the laser beam. In some embodiments, at least one of the lenses is a lens which is deformable in a targeted manner by actuators. In some embodiments, a control unit is included for manipulating the at least one lens. In some embodiments, the at least one lens has at least four actuators which are drivable by the control unit and/or which are arranged in a manner distributed along a circumference of the lens. | 10-16-2014 |
20140307252 | SURVEYING DEVICE - Some embodiments of the invention may relate to an optical surveying device having a base for setting up the surveying device and a targeting unit, which is rotatable in relation to the base about two axes, and which defines a target axis or targeting a target object to be surveyed. In some embodiments, the targeting unit has a first beam path for emitting optical radiation in the direction of the target object to be surveyed and a second beam path for receiving a component of the optical radiation, which is reflected from the target object, by way of an optoelectronic receiving element. In some embodiments, at least one of the beam paths, has an optical element, which is implemented having an optically transparent, deformable volume body, and which has at least one interface toward a medium having an optical index of refraction deviating from the volume body. | 10-16-2014 |
20140338205 | LIGHT DETECTION CIRCUIT - An electronic light detection circuit for detecting an intensity modulated light signal on a photosensitive element under backlight condition. The circuit comprises the photosensitive element, in particular as a light position detector for detecting a striking position of the light signal spot within a detection window, an amplifier with high input resistance connected to an output of the photosensitive element and a backlight suppression circuitry. | 11-20-2014 |
20150037045 | LASER RECEIVER - The invention relates to a laser system comprising a laser receiver collaborating with a laser emitter. The laser emitter is designed to provide a laser light plane and includes a control unit connected to a communication signal receiver in order to work and compute incoming communication signals from the laser receiver. The laser receiver comprising a communication signal transmitter for communicating with the laser emitter, a linear laser light photo sensor and an acceleration sensor both connected to a circuitry, which is designed to derive a movement of the laser receiver with respect to the detected laser beam of the laser emitter from computing and correlating the signals of the acceleration sensor and the laser light photo sensor. The control unit includes an adjustment unit and adjustment is carried out by the adjustment unit in dependence of the worked and computed incoming communication signals of the laser receiver. | 02-05-2015 |
20150092183 | LASER SYSTEM WITH A LASER RECEIVER CAPABLE TO DETECT ITS OWN MOVEMENTS - The invention relates to a laser system ( | 04-02-2015 |
20150308825 | LASER BEAM HORIZONTAL TRUENESS TESTING DEVICE AND CORRESPONDING METHOD - The invention relates to a laser beam horizontal trueness testing device for a laser beam projection device for construction and/or interior design work. The laser beam projection device is equipped with a beam self-leveling functionality. The laser beam horizontal trueness testing device has a telescope with an attenuating filter, a magnifying objective, and a flat image sensor for capturing an image of a laser beam incident on the objective. Components of the laser beam horizontal trueness testing device further include a natural inclination compensator and an analyzing unit which is designed to automatically ascertain an image position of the laser beam captured in the image by processing the image. According to the invention, the flat image sensor is arranged on an image plane of the objective, and the analyzing unit is additionally designed to quantify the laser beam horizontal trueness. | 10-29-2015 |
Patent application number | Description | Published |
20080200973 | Method and system using MRI compatibility defibrillation pads - In accordance with embodiments of the present technique an electrode pad for medical use is provides. The electrode pad comprises a support layer a plurality of electrodes mounted on the support layer and electrically insulated from one another, and a plurality of leads electrically coupled to the electrodes for selectively placing the electrodes at a desired electrical potential. | 08-21-2008 |
20090184712 | SYSTEM AND METHOD FOR ACTIVE MR TRACKING - A system and method for active MR tracking includes a magnetic resonance imaging (MRI) system having a plurality of gradient coils positioned about a bore of a magnet, an RF coil assembly positioned in the bore, and a pulse module. The MRI system also includes a polarization reversal switch controlled by the pulse module to transmit RF signals to the RF coil assembly coupled to the polarization reversal switch and an RF switch controlled by the pulse module to transmit the RF signals to the polarization reversal switch. | 07-23-2009 |
20090275821 | TI-CORRECTED PROTON RESONANCE FREQUENCY SHIFT THERMOMETRY - An apparatus and method for correcting magnetic resonance temperature measurements is disclosed. In one aspect, the method identifies monitoring regions of interest outside a therapeutic region of interest. Next, a pulse sequence sensitive to changes in T | 11-05-2009 |
20100141273 | SYSTEMS AND METHODS FOR USING FERRITE ALIGNMENT KEYS IN WIRELESS REMOTE SENSORS - The present invention related to devices and methods for using ferrite alignment keys in wireless remote sensor assemblies. In one aspect, the invention provides wireless resonant sensor assemblies comprising a pick-up coil, a ferrite alignment key positioned in and extending from the pick-up coil, and wireless resonant sensor having a receiving element wherein the pick-up coil and the wireless resonant sensor align upon insertion of the ferrite alignment key into the receiving element. The ferrite alignment key may also be part of a resonant sensor such that insertion of a pick-up coil into a receiving element of the alignment key results in a configuration where the alignment key is positioned in and extended from the pick-up coil. Methods of measuring one or more parameters of a monitoring system are also provided. The insertion of the ferrite alignment key aligns the pick-up coil and wireless resonant sensor thereby increasing sensing of the wireless resonant sensor by the pick-up coil. | 06-10-2010 |
Patent application number | Description | Published |
20090022793 | MESALAMINE SUPPOSITORY - The present invention relates to a mesalamine rectal suppository designed to provide improved comfort of use. One embodiment of the invention is a mesalamine rectal suppository comprising mesalamine and one or more pharmaceutically acceptable excipients, wherein the drug load of the suppository ranges from 35% to 50%. Another embodiment of the invention is a mesalamine rectal suppository comprising from about 850 to about 1150 mg mesalamine and one or more pharmaceutically acceptable excipients, wherein the total weight of the suppository ranges from about 2250 to about 2700 mg. Yet another embodiment of the invention is a mesalamine rectal suppository comprising mesalamine having a tap density ranging from about 600 to about 800 g/L (as measured by USP <616>) and a hard fat having an ascending melting point of 32 to 35.5° C. Methods of preparing and methods of treatment with mesalamine suppositories are also provided. The invention further provides a method of determining a dissolution parameter (such as dissolution rate) of a mesalamine rectal suppository, such as a 1 g mesalamine suppository, by measuring its dissolution with USP Apparatus #2 at 40° C. and a paddle rotation speed of 125 rpm in 0.2 M phosphate buffer at a pH of 7.5. | 01-22-2009 |
20090264386 | MESALAMINE SUPPOSITORY - The present invention relates to a mesalamine rectal suppository designed to provide improved comfort of use. One embodiment of the invention is a mesalamine rectal suppository comprising mesalamine and one or more pharmaceutically acceptable excipients, wherein the drug load of the suppository ranges from 35% to 50%. Another embodiment of the invention is a mesalamine rectal suppository comprising from about 850 to about 1150 mg mesalamine and one or more pharmaceutically acceptable excipients, wherein the total weight of the suppository ranges from about 2250 to about 2700 mg. Another embodiment of the invention is a mesalamine rectal suppository comprising from about 400 to about 600 mg mesalamine and one or more pharmaceutically acceptable excipients, wherein the total weight of the suppository ranges from about 870 to about 1715 mg. Yet another embodiment of the invention is a mesalamine rectal suppository comprising mesalamine having a tap density ranging from about 600 to about 800 g/L (as measured by USP <616>) and a hard fat having an ascending melting point of 32 to 35.5° C. Methods of preparing and methods of treatment with mesalamine suppositories are also provided. The invention further provides a method of determining a dissolution parameter (such as dissolution rate) of a mesalamine rectal suppository, such as a 1 g mesalamine suppository, by measuring its dissolution with USP Apparatus #2 at 40° C. and a paddle rotation speed of 125 rpm in 0.2 M phosphate buffer at a pH of 7.5. | 10-22-2009 |
20100105639 | MESALAMINE SUPPOSITORY - The present invention relates to a mesalamine rectal suppository designed to provide improved comfort of use. One embodiment of the invention is a mesalamine rectal suppository comprising mesalamine and one or more pharmaceutically acceptable excipients, wherein the drug load of the suppository ranges from 35% to 50%. Yet another embodiment of the invention is a mesalamine rectal suppository comprising mesalamine having a tap density ranging from about 600 to about 800 g/L (as measured by USP <616>) and a hard fat having an ascending melting point of 32 to 35.5° C. Yet another embodiment is a mesalamine rectal suppository comprising mesalamine particles and one or more pharmaceutically acceptable excipients, where the mesalamine particles have a surface area of from about 0.1 m | 04-29-2010 |