Patent application number | Description | Published |
20130026053 | Knotless Endostitch Package - Various embodiments of suture packages are disclosed to provide a surgical needle, having an associated length of suture material, to a surgical suturing instrument. The disclosed suture packages generally include a body portion having a needle supplying loading unit mounted thereon. Various methods of affixing the loading unit to the body portion are disclosed. The body portion defines a suture tray and a cover is provided to secure a suture within the suture tray. A securing ring is provided to secure the cover to the body portion. | 01-31-2013 |
20130026672 | Suture Containing Barbs - Methods and systems of forming barbed sutures from blown films are provided. A method for forming a barbed suture includes providing a blown film, cutting slits into an outer edge of the blown film, and twisting the blown film such that the slits protrude from the twisted blown film to form a barbed suture. A system for forming a barbed suture includes a set of heating rollers configured for stiffening an outer edge of a blown film, a set of cutting rollers configured for forming slits in the outer edge, a set of twisting rollers configured for twisting the blown film into a suture, and a heat source to set the suture. | 01-31-2013 |
20130030433 | Electrosurgical Tissue Sealer and Cutter - A surgical instrument comprises an end effector including a pair of jaw members configured to move with respect to one another between an open configuration and a closed configuration for clamping tissue. At least one jaw member includes an elongate cam slot extending in a longitudinal direction over a substantial a length a tissue clamping surface of the at least one jaw member. A plurality of electrically isolated, and longitudinally spaced electrodes is supported by the tissue clamping surface and is configured to deliver electrosurgical energy to tissue. A reciprocating member engages the elongate cam slot and is extendable to a sealing position with respect to each of the electrodes to define a predetermined gap distance between a particular electrode and an opposing tissue clamping surface. | 01-31-2013 |
20130032151 | PUMP AND EXHALATION VALVE CONTROL FOR RESPIRATOR APPARATUS - Double acting respirator pump apparatus including a pump member reciprocable with respect to two pump chambers to deliver air to a patient via a respirator exhalation system, which also facilitates exhalation of the patient. The exhalation system has a pump unit that is operatively connected to an exhalation valve member and configured for selectively generating an air pressure sufficient for pressurizing one side of the valve member for closing the same when said exhalation system is operating in inhalation mode, and may be operated for opening to allow the patient to exhale therethrough. | 02-07-2013 |
20130032627 | Surgical Stapler Having an Articulation Mechanism - An articulation mechanism for use with a surgical instrument includes a shaft, a first member disposed in mechanical cooperation with the articulation shaft, a second member disposed in mechanical cooperation with the shaft, and a flexible shaft having proximal and distal portions. The flexible member is operatively coupled to the first and second members. Upon rotation of the articulation shaft, at least one of the first and the second members moves longitudinally with respect to the other of the first and second members between a first position where the first and second members are approximated to each other and a second position where the first and second members are spaced apart from each other. This longitudinal motion causes the distal portion of the flexible member to articulate relative to the proximal portion. | 02-07-2013 |
20130032629 | Flexible Endoluminal Surgical Instrument - A surgical instrument comprises a first elongated member and a second elongated member, the first elongated member and the second elongated member being operatively connected and configured to rotate in opposite directions to substantially limit counter torque. The first and second elongated members are flexible shafts. The surgical instrument can be configured to apply fasteners to a tissue portion. This embodiment of the surgical instrument includes a cartridge having a plurality of fasteners, an anvil, said anvil and cartridge being relatively movable between spaced and approximated positions, and a sled disposed in the cartridge. The sled includes a cam member. The cam member is designed to drive the fasteners through tissue and toward the anvil. | 02-07-2013 |
20130035703 | Flexible Endoscopic Stitching Devices - An endoscopic stitching device is provided including an end effector configured and adapted to perform at least a pair of functions; and a single actuation cable operatively connected to the end effector, wherein the actuation cable is capable of effecting operation of at least the pair of functions. The actuation cable is capable of effecting a first operation of the pair of functions upon an axial translation thereof, and a second operation of the pair of functions upon a rotation thereof. | 02-07-2013 |
20130037598 | Surgical Apparatus for Applying Tissue Fasteners - A surgical apparatus for applying tissue fasteners is provided. The surgical apparatus includes a handle assembly, an elongated body that extends from the handle assembly, and a tool assembly mounted on the end of the elongate body. The tool assembly includes a cartridge assembly for receiving the tissue fasteners and a housing assembly for receiving a looped member. The tool assembly is configured to advance the tissue fasteners into the looped member to secure tissue between the fasteners and the looped member. | 02-14-2013 |
20130037600 | Interlocking Buttress Material Retention System - A surgical stapler is provided having a pair of jaws including a staple containing cartridge and an anvil. Buttress material is releasable affixed to the staple containing cartridge and the anvil. One of the jaws includes a pair of longitudinal projections at a first end of the jaw and configured to frictionally engage corresponding slots in a first end the buttress material. One of the jaws includes a post at a second end of the jaw. The buttress material includes a hole in a second end of the buttress material for receipt of the post. | 02-14-2013 |
20130041403 | DRIVE MECHANISM FOR ARTICULATION OF A SURGICAL INSTRUMENT - A surgical instrument includes a housing, an end effector and an elongated shaft extending therebetween. The elongated shaft includes a distal portion that is movable between aligned and articulated configurations. A pair of drive cables extends through the elongated shaft and is coupled to the distal portion such that reciprocal longitudinal motion of the drive cables induces movement of the distal portion between the aligned and articulated configurations. An articulation drive mechanism is operable to induce reciprocal longitudinal motion of the drive cables. The drive mechanism includes an actuator and a pair of torsion members that are rotatable about two distinct axes in response to movement of the actuator. A respective follower is operatively coupled to each torsion member to translate in a respective longitudinal direction in response to rotation of the torsion members, and each follower is coupled to a respective drive cable to impart translational motion thereto. | 02-14-2013 |
20130042869 | Breathing Assistance System with Multiple Pressure Sensors - A method for managing pressure in a breathing assistance system configured to provide breathing assistance to a patient via a patient connection system is provided. The method may include receiving one or more first pressure sensor signals from a first pressure sensor, and analyzing the one or more first pressure sensor signals. Based at least on the analysis of the one or more first pressure sensor signals, either the first pressure sensor or the second pressure sensor may be selected for use in controlling the breathing assistance provided to the patient, and the breathing assistance provided to the patient may be controlled based at least on signals from the selected pressure sensor. | 02-21-2013 |
20130053843 | Surgical Instrument Configured for Use with Interchangeable Hand Grips - A surgical instrument is provided and includes a housing having a shaft that extends therefrom that defines a longitudinal axis therethrough, and supports an end effector having opposing jaw members at a distal end thereof. The surgical instrument includes a handle assembly that includes a movable handle and a fixed handle. The fixed handle is adapted to couple to one or more selectively removable grips and the movable handle is configured to impart movement of one or more movable jaw members operably associated with the end effector. | 02-28-2013 |
20130053871 | Suture and Retainer Assembly and SULU - A suturing system for receiving and retaining a suture is disclosed and includes a suture, at least one retainer, and at least one needle. Each needle is able to receive and removably retain the suture within a groove located in a tapered end. The retainer has a body that defines an aperture therethrough. The shape of the aperture is formed by a central passageway, and a pair of diametrically opposed slots extending radially outward from the central passageway. The central passageway is sized to allow passage of the needle therethrough. Each slot defines a tortured path section that permits passage of the suture in a first direction and inhibits passage of the suture in a second direction. | 02-28-2013 |
20130053873 | Device and Method for Rolling and Inserting a Prosthetic Patch into a Body Cavity - This invention generally relates to minimal invasive surgery. More specifically the current invention relates to an apparatus especially adapted to fold prosthetic patches and to insert said patches into a body cavity through a cannula or an incision. | 02-28-2013 |
20130056516 | SURGICAL INSTRUMENT WITH CURVILINEAR TISSUE-CONTACTING SURFACES - A surgical stapling instrument including a handle assembly, an elongated body portion, a shell assembly and an anvil assembly. The elongated body portion extends distally from the handle assembly and defines a longitudinal axis. The shell assembly is disposed adjacent a distal end of the elongated body portion and includes a non-planar, tissue-contacting surface oriented obliquely with respect to the longitudinal axis. The anvil assembly includes a non-planar, tissue-contacting surface oriented obliquely with respect to the longitudinal axis. The tissue-contacting surface of the anvil assembly is configured to align with the tissue-contacting surface of the shell assembly when the anvil assembly and shell assembly are in the approximated position. | 03-07-2013 |
20130056517 | SURGICAL STAPLING INSTRUMENT - A surgical stapling instrument comprising a handle assembly having a proximal end, an elongated body portion extending distally from the handle assembly, a head portion disposed adjacent a distal portion of the elongated body portion and including an anvil assembly and a shell assembly. The shell assembly includes a shell and a staple guide housing a plurality of staples. A flexible engagement structure attaches the staple guide to the shell. | 03-07-2013 |
20130056519 | SURGICAL FASTENER - An electrosurgical system is provided and comprises a fastening device including a cartridge configured to retain a plurality of fasteners therein and an anvil configured to form the plurality of fasteners; a plurality of surgical fasteners loaded in the cartridge, at least one of the fasteners includes a backspan, a pair of legs depending from the backspan, and at least one contact pad fabricated from an electrically conductive material on the backspan, wherein at least one of the pair of legs is configured to contact the at least one contact pad upon a formation thereof; and an indicating circuit associated with the fasteners, the indicating circuit including an electrical conduit in electrical contact with the at least one contact pad, wherein the indicating circuit includes an energy source and an indicator, wherein the indicator activates upon one of a proper and improper formation of the fasteners. | 03-07-2013 |
20130060273 | EXTRALUMINAL BALLOON DISSECTION - The present invention provides balloon dissection apparatus and methods of use in which an elongate balloon is utilized to dissect along a region that follows a naturally existing path alongside a vessel or structure, such as an artery, a vein, a lymphatic vessel, the trachea, the esophagus, or even a nerve bundle. | 03-07-2013 |
20130062392 | PIN LOCKING MECHANISM FOR A SURGICAL INSTRUMENT - A surgical instrument comprising a handle portion, an elongated portion defining a longitudinal axis and extending distally from the handle portion, and first and second jaw members dimensioned to clamp tissue therebetween. The first jaw member has at least one row of fasteners arranged in a row substantially transverse to the longitudinal axis. A pin is disposed in mechanical cooperation with the first jaw member and is movable between a first position where the engagement section is spaced from the second jaw member and a second position where the engagement section engages the second jaw member. The pin has a non-circular cross-section. | 03-14-2013 |
20130066161 | SURGICAL HAND ACCESS APPARATUS - A surgical access apparatus includes a liner base and an access housing for positioning outside the body. The liner base includes an inner member adapted for insertion through an opening within body tissue for positioning within the body; a sleeve member connected to the inner member and dimensioned to extend from the inner member through the opening within the body tissue, and a plurality of tensioning elements connected to the inner member and associated with the sleeve member to impart a tensioning effect on the sleeve member. The access housing includes a first element and a second element. The second element is operatively connected to the tensioning elements and adapted for rotational movement relative to the first member to cause the tensioning elements to displace the inner member toward the access housing and to cause the sleeve member to engage and retract tissue defining the opening within the body. | 03-14-2013 |
20130066313 | Catheter With Remotely Extendible Instruments - A method for performing a surgical procedure within lungs of a patient. The method comprising the steps of providing a plurality of surgical instruments and providing a housing. Attaching a flexible, elongated shaft with distal and proximal ends to the housing. Engaging at least one working end to the distal end of the housing, the working end including a plurality of tubes disposed therein that define a corresponding plurality of working channels for housing a corresponding plurality of surgical instruments. Controlling an actuator to engage at least one of the corresponding plurality of surgical instruments, wherein rotation of the working end with respect to a longitudinal axis of the elongated shaft engages at least one of the plurality of surgical instrument with the actuator to deploy the at least one surgical instrument to the lung as needed during a surgical procedure. | 03-14-2013 |
20130066314 | Catheter With Remotely Extendible Instruments - A method for performing a surgical procedure within lungs of a patient. The method comprising the steps of providing a plurality of surgical instruments and providing a housing. Attaching a flexible, elongated shaft with distal and proximal ends to the housing. Engaging at least one working end to the distal end of the housing, the working end including a plurality of tubes disposed therein that define a corresponding plurality of working channels for housing a corresponding plurality of surgical instruments. Controlling an actuator to engage at least one of the corresponding plurality of surgical instruments, wherein rotation of the working end with respect to a longitudinal axis of the elongated shaft engages at least one of the plurality of surgical instrument with the actuator to deploy the at least one surgical instrument to the lung as needed during a surgical procedure. | 03-14-2013 |
20130068817 | SURGICAL TILT ANVIL ASSEMBLY - An anvil and anvil delivery system is provided which includes a head assembly and a center rod defining a longitudinal axis. The head assembly defines a transverse axis and is pivotally secured to the rod and movable from an operative position wherein the transverse axis is substantially perpendicular to the longitudinal axis and a tilted position wherein the transverse axis defines an acute angle with respect to the longitudinal axis. A flexible tube is secured to the center rod which includes gradations along the length of the tube. The gradations are positioned to provide an indication of a length of the tube remaining in a patient during removal of the tube from the patient. An adapter is secured to one end of the flexible tube and to the center rod. The adapter is configured to secure the anvil assembly to the flexible tube. | 03-21-2013 |
20130068818 | Surgical Instrument for Joining Tissue - A surgical instrument for surgically joining tissue is provided. The surgical instrument includes a handle assembly that includes an actuator member. An end effector is operatively disposed adjacent a distal portion of an elongated shaft of the surgical instrument. The end effector includes a first jaw member pivotably disposed with respect to a second jaw member. The end effector is movable between a first position where the jaw members are spaced from one another, and a second position where the jaw members are in an approximated position. Each of the first and second jaw members includes a respective longitudinal track. An actuation assembly is disposed in mechanical cooperation with the end effector, wherein actuation of the actuation member causes the actuation assembly to translate from a distal portion of the end effector towards a proximal portion of the end effector through the tracks in the first and second jaw members. | 03-21-2013 |
20130068819 | Structure Containing Wound Treatment Material - According to an aspect of the present disclosure, an anvil assembly for a circular stapling apparatus, is disclosed. The anvil assembly includes an anvil head configured to support an anvil plate thereon; a shaft extending from the anvil head and configured to selectively engage a connection member of the circular stapling apparatus; an anvil plate operatively connected to the anvil head, the anvil plate defining a plurality of staple forming pockets therein; and a wound treatment material disposed in each staple forming pocket of the anvil plate. The wound treatment material is at least one of an adhesive, a sealant, a hemostat and a medicament. | 03-21-2013 |
20130071450 | GELS FOR TRANSDERMAL DELIVERY - The present disclosure provides hydrogels that are suitable for drug delivery. In embodiments, hydrogels of the present disclosure may be used for transdermal delivery of bioactive agents, including drugs. The hydrogels of the present disclosure may also be useful as conductive compositions for use with electrodes. | 03-21-2013 |
20130072972 | Knotted Suture End Effector - A suture including a knotted end effector is provided. The suture includes a body portion defining a longitudinal axis and an end effector integrally formed from the body portion. The end effector includes first and second extensions extending outwardly from the longitudinal axis in opposite directions. Each of the first and second extensions includes at least one throw. | 03-21-2013 |
20130072973 | Knotted Suture End Effector - A suture including a knotted end effector is provided. The suture includes a body portion defining a longitudinal axis and an end effector formed from the body portion. The end effector includes first and second extensions which extend outwardly from the longitudinal axis in opposite directions when the end effector is in a permanent configuration. The extensions of the end effector extend substantially along the longitudinal axis when the end effector is in a temporary position. In embodiments, at least a portion of the end effector includes a shape memory material. | 03-21-2013 |
20130075444 | Locking Articulation Mechanism for Surgical Stapler - A surgical stapler is provided and comprises a handle assembly, an elongated body, an articulable tool assembly, and an articulation mechanism. The articulation mechanism has: a main shaft member connected to an articulation linkage; a retainer having an opening for receiving a shaft portion of the main shaft member; a cam lock having cam locking surfaces and a locking tab; a locking cover defining recesses for receiving the locking tab; an articulation handle having cam surfaces configured to engage the cam locking surfaces of the cam lock. | 03-28-2013 |
20130079771 | Long Ultrasonic Cutting Blade Formed of Laminated Smaller Blades - An end effector of an ultrasonic surgical instrument is provided, the ultrasonic surgical instrument having a manipulatable structure, a body portion operatively connected to the manipulatable structure and having a distal end, a transducer, and the end effector being supported on the distal end of the body portion, the end effector including a plurality of resonant member elements, each resonant member operatively connected to a transducer of the plurality of transducers for effecting vibrations along the length of the resonant member, and including an operating surface configured to effect tissue dissection, cutting, coagulation, ligation and/or hemostasis, wherein a displacement curve associated with the vibrations of a first one of the plurality of resonant members is offset relative to the displacement curve associated with the vibrations of a second one of the plurality of resonant members. | 03-28-2013 |
20130079796 | METHODS AND APPARATUS FOR FLOW RESTORATION - Methods for restoring blood flow in occluded blood vessels using an apparatus having a self expandable distal segment that is pre-formed to assume a superimposed structure in an unconstrained condition but can be made to take on a volume-reduced form making it possible to introduce it with a microcatheter and a push wire arranged at the proximal end, with the distal segment in its superimposed structure assuming the form of a longitudinally open tube and having a mesh structure of interconnected strings or filaments or struts. In a preferred embodiment, the distal segment has a tapering structure at its proximal end where the strings or filaments or struts converge at a connection point. | 03-28-2013 |
20130079822 | Knotted Suture End Effector - A suture including a knotted end effector is provided. The suture includes a body portion defining a longitudinal axis and an end effector formed from the body portion. The end effector includes first and second extensions which extend outwardly from the longitudinal axis in opposite directions when the end effector is in a permanent configuration. The extensions of the end effector extend substantially along the longitudinal axis when the end effector is in a temporary position. In embodiments, at least a portion of the end effector includes a shape memory material. | 03-28-2013 |
20130083823 | ELECTRONIC THERMOMETER WITH IMAGE SENSOR AND DISPLAY - A thermometer for measuring a temperature of a subject. The thermometer includes a probe for insertion into an orifice of the subject. An electromagnetic radiation sensor at the probe senses electromagnetic radiation within the orifice of the subject. The electromagnetic radiation sensor generates data indicative of both the temperature of the subject and one or more anatomical images of the subject. A controller receives the data from the electromagnetic radiation sensor. The controller generates a temperature image on the display indicative of the computed temperature of the subject and one or more anatomical images of the subject on the display. | 04-04-2013 |
20130087600 | Grasping Jaw Mechanism - A surgical device is disclosed which includes a handle assembly, an elongated member and a disposable loading unit. The handle assembly includes a mode selection mechanism configured to alternate the surgical device between a first grasping mode of operation and a second clamping mode of operation. The handle assembly includes a rotation control member and an articulation lever. The rotation control member is configured to facilitate rotation of the elongated member with respect to the handle assembly. The articulation lever is configured to facilitate articulation of the tool assembly about an axis substantially perpendicular to the longitudinal axis of elongated member. In one embodiment, the tool assembly includes a cartridge assembly having a plurality of staples and an anvil assembly configured to clamp and staple tissue in the second clamping mode of operation of the device. | 04-11-2013 |
20130087601 | Tissue Stop for Surgical Instrument - A surgical including a handle assembly, an elongated portion, an end effector, and a stop member is disclosed. The elongated portion extends distally from the handle assembly. The end effector is disposed adjacent a distal portion of the elongated portion and includes a first jaw member and a second jaw member. At least one jaw member is movable with respect to the other jaw member between spaced and approximated positions. The stop member is disposed adjacent a distal portion of the first jaw member and is pivotable with respect to the first jaw member between a first position, a significant portion of the stop member being positioned external to the first jaw member, and a second position capturing the tissue between the first jaw member and second jaw member. | 04-11-2013 |
20130087602 | Staple Drive Assembly - A staple drive assembly includes an actuation sled and at least one staple pusher. The staple drive assembly is adapted to fit within a staple cartridge having a plurality of staples and a corresponding number of retention slots. The at least one staple pusher includes at least one pusher plate for releasably engaging a backspan of a staple. The staple pusher may include a plurality of pusher plates that may be laterally and longitudinally spaced apart. An actuation member has at least one angled camming surface for engaging a complimentary angled surface of the at least one staple pusher. Camming engagement between the actuation member and the at least one staple pusher causes vertical movement of the at least one staple pusher. Lateral and longitudinal offset of the actuation member camming surfaces and the corresponding staple pusher following surfaces improves stability and control of the staple pusher during firing. | 04-11-2013 |
20130087603 | Variable Compression Surgical Fastener Apparatus - A surgical fastener applying apparatus includes an anvil section and a cartridge section, where the cartridge section and the anvil section are movable from an unclamped position to a clamped position. The cartridge section has a plurality of retention slots, a plurality of first surgical fasteners and a plurality of second surgical fasteners. The plurality of first surgical fasteners has a first backspan with a first configuration and the plurality of second surgical fasteners has a second backspan with a second different configuration. In addition, when the first configuration applies a first compressive force to tissue and the second configuration applies a second different compressive force to tissue. | 04-11-2013 |
20130090686 | Bioactive Substance in a Barbed Suture - Barbed surgical sutures are provided which include an elongated body and a plurality of barbs extending therefrom. A bioactive agent is disposed within barb angles formed between the barbs and the elongated body. The barbs may be made from a shape memory polymer having a permanent shape which may be deformed to a temporary shape, such that barbs of the suture extend at different barb angles in the different shape configurations. The barb angles of the permanent shape may be greater than the barb angles of the temporary shape, thereby exposing and/or releasing a bioactive agent after placement in tissue. | 04-11-2013 |
20130096504 | VASCULAR ACCESS ASSEMBLY AND SAFETY DEVICE - A safety intravenous (IV) catheter assembly is disclosed which includes a safety device having a housing defining a cavity and distal and proximal openings, and a biasing member positioned within the cavity. The biasing member is movable from a first position to a second position to tilt the housing in relation to the needle when the needle tip is withdrawn through the distal opening of the housing to misalign the needle tip and the distal opening. A blocking arm is provided on the biasing member to prevent the biasing member from moving from the second position back to the first position. | 04-18-2013 |
20130102959 | Implantable Film/Mesh Composite - The present disclosure relates to implantable medical devices which include at least one mesh and at least one film attached to the mesh along different portions of the mesh creating at least one aperture between the mesh and the film. | 04-25-2013 |
20130103033 | Suction Coagulator - An electrosurgical suction coagulator is disclosed having improved thermal insulation between the active electrode and adjacent tissue. In embodiments, passive insulation is used to control the transfer of thermal energy from an electrosurgical electrode into surrounding tissue. Braided, closed-sell foam material, and open cell foam materials may be used to thermally insulate the outer surface of a suction coagulator shaft from an inner electrode. In embodiments, a suction coagulator shaft includes an external covering formed from open-cell foam material, which may be saturated with a coolant, such as water or saline, to increase the thermal mass of the shaft. In other embodiments, active cooling delivers coolant to the operative site. In yet other embodiments, a suction coagulator shaft includes a cooling jacket through which coolant is passed to actively cool the instrument. The improved electrosurgical suction coagulator disclosed herein may have a reduced operating surface temperatures which may result in reduced risk of undesirable effects to adjacent tissue, and may result in reduced operative times and improved patient outcomes. | 04-25-2013 |
20130103041 | Polyp Removal Device and Method of Use - A device and system for removing polyps is provided and includes a tubular member having proximal and distal ends, a snare portion operably extending from within the distal end of the tubular member, the snare portion including a cutting member for severing the sealed tissue. The polyp removal device may further include a handle portion operatively extending from within the proximal end of the tubular member. The handle portion may be configured for operable engagement by a user and the cutting member may extend between distal ends of the first and second electrodes. | 04-25-2013 |
20130103042 | DETACHABLE RATCHETING SHAFT FOR SPECIMEN RETRIEVAL BAG - A system for retrieving a specimen includes a collapsible bag having a first mating member and a retrieval device having a second mating member. The second mating member cooperates with the first mating member for coupling the collapsible bag with the retrieval device. A rotation mechanism is disposed in the retrieval device. Actuation of the rotation device collapses an excess portion of the collapsible bag. | 04-25-2013 |
20130103043 | SURGICAL RETRIEVAL APPARATUS FOR THORACIC PROCEDURES - A surgical retrieval apparatus includes a handle including an elongated sleeve extending therefrom that, together cooperate to define a lumen therethrough. A shaft having an end effector assembly disposed at a distal end thereof and a plunger disposed at a proximal end thereof is selectively translatable between a first position and a second position, wherein the end effector assembly extends from the sleeve. An articulation mechanism is configured to articulate the end effector assembly relative to the shaft. A specimen retrieval bag is coupled to the end effector assembly and is deployable to an extended position upon movement of the end effector assembly to the second position. | 04-25-2013 |
20130103060 | Implantable Film/Mesh Composite - The present disclosure relates to implantable medical devices which include at least one mesh and at least one film attached to the mesh along different portions of the mesh creating at least one aperture between the mesh and the film. | 04-25-2013 |
20130112730 | SURGICAL DEVICE HAVING A ROTATABLE JAW PORTION - A surgical device is provided that includes a jaw portion, having a first jaw in opposed correspondence with a second jaw, the second jaw including a surgical member. The surgical device may include a shaft portion coupled to a proximal end of the jaw portion and at least one motor configured to rotate the jaw portion relative to the shaft portion, to move the jaw portion relative to the shaft portion, move the first jaw relative to the second jaw and move the surgical member within the second jaw. The surgical member may be prevented from moving within the second jaw unless the first jaw is in a closed position relative to the second jaw. Advantageously, the surgical member may include one or both a cutting element or a stapling element, disposed within one of the jaws. | 05-09-2013 |
20130112732 | SURGICAL STAPLING APPARATUS - A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and/or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and/or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and/or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and/or the cartridge assembly. | 05-09-2013 |
20130112733 | SURGICAL STAPLING APPARATUS - A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and/or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and/or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and/or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and/or the cartridge assembly. | 05-09-2013 |
20130112734 | SURGICAL STAPLING APPARATUS - A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and/or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and/or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and/or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and/or the cartridge assembly. | 05-09-2013 |
20130116592 | SPECIMEN RETRIEVAL DEVICE - A suture loop assembly is provided for securing a specimen collection bag in a closed condition. The suture loop assembly generally includes a length of suture material forming a distal loop and a one-way ferrule for securing the distal loop in a closed condition about an upper end of the specimen collection bag. A specimen retrieval device is also provided for use with the suture loop assembly. | 05-09-2013 |
20130116677 | SYSTEMS AND METHODS FOR TREATMENT OF PREMENSTRUAL DYSPHORIC DISORDERS - An endoscopic procedure for the parasympathetic and sympathetic denervation of the nerves of the ovaries and uterus for management of endocrine dysphoric disorders. The tissues of selected inferior mesenteric and pelvic nerves are heated via introduction of radiofrequency energy at sufficient power and time to induce complete or partial nerve blockade while leaving the supporting tissue structurally intact. In some embodiments, the suspensory ligament of the ovary, the ovarian ligament, and/or the uterosacral ligament are heated to a range of 45° C. to 65° C. for a period of about 5 seconds to about 60 seconds. | 05-09-2013 |
20130116690 | Endoscopic Vessel Sealer and Divider for Large Tissue Structures - An endoscopic bipolar forceps includes a housing having a shaft affixed thereto, the shaft including jaw members at a distal end thereof. The forceps also includes a drive assembly which moves the jaw member relative to one another for manipulating tissue and a knife assembly for cutting tissue disposed between jaw members. The forceps also includes a knife lockout mechanism operatively connected to the drive assembly. Movement of the drive assembly moves the knife lockout mechanism from a first orientation in obstructive relationship with the knife bar to prevent movement thereof to a second position which allows selective, unencumbered movement of the knife assembly to cut tissue disposed between the jaw members. | 05-09-2013 |
20130119109 | SURGICAL INSTRUMENT AND LOADING UNIT FOR USE THEREWITH - A surgical instrument is disclosed. The surgical instrument includes a handle assembly having a movable handle; an endoscopic portion extending distally from the handle and defining a longitudinal axis; a pair of jaw members; and a drive assembly. The jaw members are disposed adjacent a distal end of the endoscopic portion and extend generally distally therefrom. Each jaw member is longitudinally curved with respect to the longitudinal axis. At least one jaw member is movable with respect to the other between open and approximated positions. A first jaw member includes a channel having a longitudinally-extending slot therein. The drive assembly is advanced distally through at least a portion of the length of the jaw members in response to at least a partial actuation of the movable handle. A lower portion of the drive assembly is configured and dimensioned to travel at least partially within the longitudinally-extending slot of the channel. | 05-16-2013 |
20130119110 | SURGICAL INSTRUMENT WITH REPLACEABLE LOADING UNIT - A surgical stapling device has an elongated body and a removable loading unit and a securing structure for securing the loading unit onto the elongated body. A guiding ramp guides the movement of the loading unit as it is mounted onto the loading portion. The locking structure has a first position for locking movement of the loading unit and enabling firing rod to engage the loading unit. The locking unit has a second position for allowing the loading unit to be disengaged and removed from the device. | 05-16-2013 |
20130123717 | MEDICAL SKIN APPLICATOR APPARATUS - A medical skin applicator apparatus includes a fluid housing having a fluid chamber for storing a medical agent and an applicator coupled to the housing. The fluid housing has a penetrable wall to permit access to the fluid chamber and release of the medical agent therefrom. The applicator includes an applicator surface for applying the medical agent to a patient. The applicator has a penetrating member adapted to penetrate the penetrable wall of the fluid housing upon achieving a predetermined coupled relation of the fluid housing and the applicator, to thereby permit the medical agent to be dispensed from the fluid chamber and applied to the patient with the applicator surface. | 05-16-2013 |
20130123780 | JAW CLOSURE DETECTION SYSTEM - A jaw angle detection system for an end effector assembly includes a first electrical contact that connects to a first jaw member and connects to a generator. A sensor connects to a second jaw member (or an actuator) and connects to the generator, and configured to move relative to the first electrical contact upon movement of the second jaw member (or the actuator) when the first and second jaw members are moved to close about tissue disposed therebetween. Information relating to the position of the sensor relative to the first electrical contact is relayed back to the generator to determine an angle between the first and second jaw members. | 05-16-2013 |
20130123783 | SURGICAL DEVICE WITH POWERED ARTICULATION WRIST ROTATION - A surgical instrument for treating tissue, the instrument including a housing and a shaft with an articulating portion and an end effector. The surgical instrument including a first casing connected to and rotatable with the proximal end of said shaft with an internal frame housed within the first casing and a plurality of posts supported by the internal frame and connected on their distal ends to at least one drive wire, and connected on their proximal ends to a threaded shaft; and a second casing connected to the first casing and rotatable therewith, said second casing housing the threaded shafts. The surgical instrument includes a first electric motor driving a first gear interfacing with the threaded shafts such that a first pair of the plurality of threaded shafts rotate in the same direction and cause the articulating portion to articulate in a first plane. | 05-16-2013 |
20130123815 | Flexible Endoscopic Stitching Devices - An endoscopic stitching device includes a tool assembly having a pair of juxtaposed jaws pivotally associated with one another, each jaw defining a needle receiving recess formed in a tissue contacting surface thereof; a drive assembly including a pair of concentric, individually rotatably and translatably supported barrels, each barrel defining a central lumen therethrough; and a pair of axially translatable needle engaging blades slidably supported, one each, in a respective jaw. The stitching device further includes a center rod slidably and rotatably disposed through the lumen of the barrels, a distal end of the center rod being operatively engaged with the pair of jaws. | 05-16-2013 |
20130123823 | CATHETER INCLUDING CUTTING ELEMENT AND ENERGY EMITTING ELEMENT - A catheter for removing tissue from a body lumen and for providing information relating to the body lumen. The catheter includes a tissue cutting element that rotates relative to the catheter body and is mounted to the drive shaft for imparting rotation to the tissue cutting element. An energy emitting element of the catheter rotates relative to the catheter body and is rotatable independently of the tissue cutting element. | 05-16-2013 |
20130126087 | MEDICAL DEVICE AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. These cuffs may include indicia that facilitate attachment of the cuff relative to the tube to reduce manufacturing variability for such characteristics as rotational and length alignment. Such indicia may include protrusions that are formed in the wall of the cuff collars or may include visual indicators, e.g., colorimetric or shape-wise indicators. Cuffs with improved attachment relative to the tube may have increased sealing performance. | 05-23-2013 |
20130126584 | ATTACHABLE CLAMP FOR SURGICAL STAPLER - A surgical fastener applying instrument including a handle portion, an elongated portion, a pair of jaw members and a removable clamp. One of the jaw members contains a plurality of fasteners arranged in at least one row substantially transverse to a longitudinal axis of the elongated portion. At least one of the jaw members is movable with respect to the other between an open position and an approximated position for engaging body tissue therebetween. The removable clamp has an elongated member and a tissue clamping surface extending substantially transverse to a longitudinal axis of the elongated member. The clamp is movable from a proximal position to a distal position for engaging body tissue and is releasably mountable to the elongated portion of the instrument. | 05-23-2013 |
20130127625 | BATTERY ASSEMBLY WITH ALARM - A battery alarm for use with a battery assembly is provided, the battery alarm including a first activation component, a signaling component, and an output component. The first activation component is configured to activate the alarm upon disengagement of the battery assembly from a battery-operated device and is further configured to deactivate the alarm upon engagement of the battery pack with the battery-operated device. The signaling component is coupled to the first activation component and is configured to transmit a signal when the alarm is activated. The output component is adapted to receive the signal from the signaling component and is configured to produce a visual, audible, and/or tactile output upon receipt of the signal from the signaling component. | 05-23-2013 |
20130131500 | IN-SITU PROXIMITY RECOGNITION APPARATUS - The present disclosure is directed to a medical device comprising an elongate member having a proximal portion and a distal portion, at least one adapter operably coupled to the elongate member, said adapter including at least one inductor configured to convert electromagnetic energy into an electrical current, and at least one indicator operably coupled to said inductor. | 05-23-2013 |
20130131650 | ELECTRO-MECHANICAL SURGICAL DEVICE - An electromechanical surgical device includes a motor system configured to drive drive-shafts and a steering cable arrangement. A control system may be provided for controlling the motor system. A remote control unit may also be provided for controlling the motor system via the control system. Optical or Hall-effect devices, may be provided for determining the position of the elements of the surgical instrument based on the detected rotation of the drive-shafts. A memory unit stores a plurality of operating programs or algorithms, each corresponding to a type of surgical instrument attachable to the electro-mechanical surgical device. The control system reads or selects from the plurality of operating programs or algorithms, the operating program or algorithm corresponding to the type of surgical instrument attached to the electromechanical surgical device. | 05-23-2013 |
20130131661 | METHODS AND SYSTEMS FOR DETERMINING PHYSIOLOGIC CHARACTERISTICS FOR TREATMENT OF THE ESOPHAGUS - A method and apparatus for treating abnormal mucosa in the esophagus is disclosed, such that the depth of the treated tissue is controlled. The depth of ablation is controlled by monitoring the tissue impedance and/or the tissue temperature. A desired ablation depth is also achieved by controlling the energy density or power density, and the amount of time required for energy delivery. A method and apparatus is disclosed for measuring an inner diameter of a body lumen, where a balloon is inflated inside the body lumen at a fixed pressure. | 05-23-2013 |
20130131671 | SPECTROSCOPIC METHOD AND SYSTEM FOR ASSESSING TISSUE TEMPERATURE - According to various embodiments, a medical system and method for determining tissue temperature may include a spectroscopic sensor. The spectroscopic sensors may be configured to provide information about changes in water absorption profiles at one or more absorption peaks. Such sensors may be incorporated into ablation systems for tissue ablation. Temperature information may be used to determine the scope, volume, and/or depth of the ablation. | 05-23-2013 |
20130131672 | OPEN VESSEL SEALING INSTRUMENT WITH PIVOT ASSEMBLY - An open electrosurgical forceps includes a pair of first and second shaft members each having a jaw member disposed at its distal end. The jaw members are movable about a pivot assembly from an open position in spaced relation relative to one another to a closed position wherein the jaw members cooperate to grasp tissue. Each of the jaw members includes an electrically conductive sealing surface for communicating electrosurgical energy through grasped tissue. One or both of the jaw members includes a knife channel defined along its length. The pivot assembly includes a knife slot and is configured to prevent reciprocation of a cutting mechanism when the jaw members are disposed in the open position and to permit reciprocation of the cutting mechanism when the jaw members are disposed in the closed position. An actuator selectively advances the cutting mechanism from a first position to at least one subsequent position. | 05-23-2013 |
20130131689 | SURGICAL RETRIEVAL APPARATUS - A surgical retrieval apparatus for receipt of multiple tissue specimens includes a collection bag, a support ring, and a flip ring. The collection bag includes first and second packets each having an outer portion and an inner portion. The first and second packets define first and second adjacent chambers, respectively, that are each configured for receipt of a tissue specimen therein. The first and second packets are coupled to both the support ring and the flip ring. The flip ring is pivotably coupled to the support ring and is rotatable relative to the support ring between a first position, wherein the first chamber is accessible for depositing a tissue specimen therein and a second position, wherein the second chamber is accessible for depositing a tissue specimen therein. | 05-23-2013 |
20130131697 | SURGICAL CLIP APPLIER - The present application relates to surgical clip appliers having a plurality of clips for applying the clips to body tissues and vessels during surgical procedures and their methods of use and specifically to a reusable counter mechanism for use with a surgical clip applier. The surgical clip applier includes a housing, at least one handle pivotably connected to the housing, a channel assembly extending distally from the housing, a plurality of clips loaded in the channel assembly, a drive channel translatably supported in the housing and the channel assembly and being translatable upon actuation of the at least one handle, and a reusable counter mechanism removably insertable into a counter slot extending into the housing and engagable with the drive channel. The counter mechanism is configured display indicia corresponding to a quantity of clips and to update the indicia upon translation of the drive channel. | 05-23-2013 |
20130131700 | HERNIA MESH TACKS - There are disclosed various embodiments of surgical tacks for use in surgical procedures. The tacks generally include a head and a barrel portion extending distally from the head. Preferably, the head and the barrel portion define a throughbore for receipt of a drive instrument. A thread on the head is provided to engage threads in the installation tool. A tissue thread is provided on the barrel portion to engage tissue. Distal and proximal surfaces of the tissue thread may be oriented at various angles relative to the barrel portion. There is also disclosed an insertion instrument to insert one or more tacks as well as a method of use. There is further disclosed a model device for use in explaining the operation of the instrument. | 05-23-2013 |
20130137933 | ACCESS ASSEMBLY - A surgical access assembly including a base and an elongated member extending from the base. The bass defines a central axis and has an opening for receipt, of a surgical instrument. The elongated member defines a passageway for passage of at least a portion of the surgical instrument and is adapted to assume a substantially rolled configuration in a normal unstressed condition thereof When in the rolled configuration, the elongated member is rolled transverse to the central axis. | 05-30-2013 |
20130138104 | OPEN VESSEL SEALING INSTRUMENT WITH PIVOT ASSEMBLY - An open electrosurgical forceps includes a pair of first and second shaft members each having a jaw member disposed at its distal end. The jaw members are movable about a pivot assembly from an open position in spaced relation relative to one another to a closed position wherein the jaw members cooperate to grasp tissue. Each of the jaw members includes an electrically conductive sealing surface for communicating electrosurgical energy through grasped tissue. One or both of the jaw members includes a knife channel defined along its length. The pivot assembly includes a knife slot and is configured to prevent reciprocation of a cutting mechanism when the jaw members are disposed in the open position and to permit reciprocation of the cutting mechanism when the jaw members are disposed in the closed position. An actuator selectively advances the cutting mechanism from a first position to at least one subsequent position. | 05-30-2013 |
20130138148 | BIOCOMPATIBLE SURGICAL COMPOSITIONS - Biocompatible macromer compositions are provided including an isocyanate-functional polyalkylene oxide combined with at least one multi-functional isocyanate as a first component, and a multi-amino functional compound possessing multiple primary amines as a second component. The isocyanate-functional polyalkylene oxide has pendant polyalkylene oxide groups. The resulting biocompatible macromer composition can be employed as an adhesive or sealant for medical/surgical uses. | 05-30-2013 |
20130139954 | SYSTEM , METHOD AND APPARATUS FOR MAKING TAPERED LOOPED SUTURE - A system and method for forming a looped suture having a tapered cut is provided. The system includes a base for selectively retaining a portion of thread, a clamping device for receiving a first end of the thread, a tensioning device for receiving a second end of the thread, and a welding/cutting assembly configured to join a first section and second section of the thread to form a loop and to form a tapered end on the first section of the thread. A die for forming a looped suture having a tapered cut is also provided. | 06-06-2013 |
20130140342 | Surgical Stapling Apparatus Including Sensing Mechanism - A surgical stapling device particularly suited for endoscopic procedures is described. The device includes a handle assembly and an elongated body extending distally from the handle assembly. The distal end of the elongated body is adapted to engage a disposable loading unit. A control rod having a proximal end operatively connected to the handle assembly includes a distal end extending through the elongated body. A control rod locking member is provided to prevent movement of the control rod until the disposable loading unit is fully secured to the elongated body of the stapling device. | 06-06-2013 |
20130144333 | SURGICAL STAPLING APPARATUS HAVING A WOUND CLOSURE MATERIAL APPLICATOR ASSEMBLY - This disclosure relates to surgical stapling apparatus for enhancing one or more properties of body tissue that is or is to be repaired or joined. The apparatus includes a staple anvil, a staple cartridge, a driving member for driving the surgical staples from individual staple slots in the staple cartridge and against the staple anvil, and a wound closure material applicator assembly. The applicator assembly includes at least one conduit extending along at least a length of the driving member, anvil and/or cartridge and at least one reservoir in fluid communication with the at least one conduit, the reservoir containing a wound closure material therein. The staples can be coated with a wound closure material. | 06-06-2013 |
20130146056 | METHOD AND SYSTEM FOR CLASSIFICATION OF PHOTO-PLETHYSMOGRAPHICALLY DETECTED RESPIRATORY EFFORT - Embodiments disclosed herein may include systems and methods for determining a patient's respiratory effort and blood oxygen saturation based on data acquired from a pulse oximetry sensor and analyzing the parameters in conjunction with each other. For example, the respiratory effort may be determined based on a photo-plethysmographic waveform generated from light attenuation detected by the sensor, and the blood oxygen saturation may be a pulse-based estimate of arterial blood oxygen saturation determined from the detected attenuation. Analysis of the parameters may enable detection and classification of apnea (e.g., obstructive or central) or another underlying cause for respiratory instability. Furthermore, the measured respiratory effort may be compared to respiratory effort supplied by a ventilator to ensure proper sensor placement before enabling automatic adjustment of ventilator settings. | 06-13-2013 |
20130146639 | SURGICAL STAPLE - A surgical staple comprising a first deformable leg, a second deformable leg and a backspan having first and second transverse portions spaced apart to create a gap therebetween. The backspan further includes a third transverse portion spaced distally from the first and second transverse portions and distally of the gap. A first non-linear backspan portion extends between the first transverse portion and the first end portion of the third transverse portion and a second non-linear backspan portion extends between the second transverse portion and the second end portion of the third transverse portion. | 06-13-2013 |
20130146640 | SURGICAL STAPLING APPARATUS INCLUDING AN ANVIL AND CARTRIDGE EACH HAVING COOPERATING MATING SURFACES - Surgical stapling apparatus are disclosed including an anvil having a working surface with a shaped topography; and a staple cartridge, in juxtaposition with the anvil. The staple cartridge includes a working surface with shaped topography which is complementary to the shaped topography of the working surface of the shaped anvil. When the anvil and the staple cartridge are approximated with or toward one another, at least a portion of the working surface of the anvil cooperates with at least a portion of the working surface of the staple cartridge to enhance alignment of the staple cartridge and the anvil in at least one of a transverse and longitudinal direction. | 06-13-2013 |
20130150670 | THORACIC SCOPE PORT CLEANER - An instrument for cleaning a lens of a scope includes an elongated sheath and a cleaning portion. The elongated sheath defines a lumen dimensioned and configured to slidingly receive the scope therein. The cleaning portion is positioned in a distal portion of the lumen. The cleaning portion includes a membrane formed from an elastic material. The membrane includes one or more openings to facilitate translation of the scope through the membrane. | 06-13-2013 |
20130150674 | THORACIC SCOPE PORT SPONGE CLEANER - An instrument for cleaning a lens of a scope includes an elongated sheath and a cleaner. The elongated sheath defines a lumen dimensioned and configured to slidably receive the scope therethrough. The cleaner is positioned within the sheath at a distal end portion of the lumen. The cleaner includes a fluid receiving portion configured to clean the lens of the scope in response to translation of the scope therethrough. | 06-13-2013 |
20130150681 | THORACIC ACCESS ASSEMBLY - A surgical access assembly for accessing a cavity of a patient includes a proximal frame member, a distal frame member, and a membrane between the proximal and distal frame members. The proximal frame member is positionable adjacent an external surface of tissue and has first and second frame portions movable between a contracted condition and an expanded condition to expand an opening defined therethrough. The membrane defines a loop disposed about at least a portion of the proximal frame member at a proximal end thereof and is engaged to the distal frame member at a distal end thereof. The membrane is transitionable between a crumpled condition and an extended condition upon transitioning of the proximal frame member between the contracted condition and the expanded condition. | 06-13-2013 |
20130150694 | SURGICAL TISSUE MONITORING SYSTEM - A tissue monitoring system includes an introducer having an inflatable section and a plurality of electrodes disposed thereon. The electrodes are alternatively connected to an electrode contact system which includes at least one signal line and at least one measurement line for taking readings about a circumferential segment of tissue encompassed by the electrodes. | 06-13-2013 |
20130150765 | ANTIMICROBIAL NON-ADHERENT DRESSINGS AND RELATED METHODS THEREFOR - A wound dressing comprising a substrate comprising a plurality of fibers, at least one antimicrobial agent in the substrate, and an oil emulsion on at least a portion of the substrate is disclosed. The at least one antimicrobial agent can be polyhexamethylene biguanide, and the oil emulsion can consist essentially of a petrolatum in a range of from about 75 wt % to about 90 wt % of the oil emulsion, a mineral oil in a range of from about 10 wt % to about 20 wt % of the oil emulsion, water in a range of from about 0.1 wt % to about 1 wt % of the oil emulsion, and at least one surfactant in a range of from about 1 wt % to about 5 wt % of the oil emulsion. | 06-13-2013 |
20130152355 | TRACHEAL TUBE ADAPTOR AND FLARING JIG - The present disclosure describes systems and methods that utilize a tracheal tube adaptor system. The tracheal tube adaptor system includes a tracheal tube adaptor and/or a flaring jig. A proximal end of a tracheal tube may be flared and the tracheal tube adaptor may be coupled to the proximal end of the tracheal tube. The tracheal tube adaptor may be configured to easily attach and detach an end connector. The end connector may be used to couple a variety of medical devices such as a ventilator, a manual respirator, a nebulizer, a vaporizer, suctioning equipment, and so forth, to the tracheal tube. The use of the tracheal tube adaptor system and methods enables the rapid detachment and attachment of various end connectors, thus allowing the coupling of the tracheal tube to a variety of medical devices. | 06-20-2013 |
20130153629 | Shipping Wedge with Lockout - A shipping wedge for use with a surgical instrument includes a base configured to be detachably secured with a body portion of the surgical instrument, a blocking member depending from the base and engageable with a movable operative member of the surgical instrument, and a locking member depending from the base and engageable with a lockout mechanism of the surgical instrument. | 06-20-2013 |
20130153635 | Buttress Attachment to the Cartridge Surface - An end effector for use with a surgical apparatus. The end effector comprising a staple cartridge having a tissue contacting surface defining a central longitudinal slot and an anvil plate having a tissue contacting surface defining a central longitudinal slot. A surgical buttress releasbly disposed on the tissue contacting surfaces of each of the staple cartridge and anvil plate. An adhesive tape is disposed over the central longitudinal slot of each of the staple cartridge and anvil plate and configured retain the respective surgical buttress atop the respective tissue contacting surface. | 06-20-2013 |
20130153637 | Surgical Stapling Instrument Having Transducer Effecting Vibrations - A surgical stapling instrument includes a tool assembly configured to eject staples. The tool assembly has a cartridge assembly and an anvil assembly movable relative to each other. The cartridge assembly and the anvil assembly are configured to move between open and closed positions. The surgical stapling instrument further includes at least one transducer disposed in at least one of the cartridge assembly and the anvil assembly. The transducers are adapted to effect vibrations to enhance stapling. In one embodiment, wires connect the transducers to a power generator. The power generator supplies energy to the transducers. | 06-20-2013 |
20130158360 | APPARATUS AND SYSTEM FOR PERFORMING SURGERY - An illumination system configured to light an anatomical location of a patient is provided. The illumination system includes an interior illumination device positionable and movable within a body cavity of a patient. The interior illumination device is configured to provide a light having a wavelength that is visible to a clinician. The illumination system includes an exterior illumination device operatively coupled to the interior illumination device and positionable and movable about an exterior of a patient. The exterior illumination device is configured to provide a light having a wavelength that is visible to a clinician. | 06-20-2013 |
20130158370 | SPONTANEOUS BREATHING TRIAL MANAGER - This disclosure describes systems and methods for conducting and terminating spontaneous breathing trials on patients receiving mechanical ventilation. The disclosure describes a novel spontaneous breathing trial manager for a medical ventilator with rapid initiation and continuous monitoring of a patient's tolerance of the spontaneous breathing trial and displaying of that tolerance as a function of time, which provides for bedside adjustment of the spontaneous breathing trial parameters and automatic termination of a spontaneous breathing trial based on a time interval expiration or poor patient tolerance of the SBT. | 06-20-2013 |
20130158541 | ELECTROSURGICAL APPARATUS WITH HIGH SPEED ENERGY RECOVERY - A circuit for controlling the discharging of stored energy in an electrosurgical generator includes a pulse modulator which controls an output of a power supply. At least one comparator is configured to provide an error signal to the pulse modulator based on a comparison between an output signal generated by the power supply and a feedback signal generated in response to the application of energy to tissue. A discharge circuit is configured to control the discharge of the output of the power supply to an inductive load disposed in parallel with the output of the power supply based on the comparison between the output signal and the feedback signal. The discharge circuit provides a rapid response and time rate control of the delivered electrosurgical energy by controlling the power supply and delivered RF energy in real time, based on a feedback signal generated in response to the application of energy to tissue. | 06-20-2013 |
20130158543 | TEMPERATURE MONITORING RETURN ELECTRODE - An electrosurgical return electrode is disclosed. The return electrode includes a first and second flexible conductive material layers and a material layer disposed between the first and second conductive material layers. The material layer is transitionable between a solid state and a non-solid state, the material layer is also configured to melt upon an increase in temperature beyond a predetermined threshold, thereby increasing conductivity between the first and second conductive material layer. | 06-20-2013 |
20130158549 | MONOCOQUE JAW DESIGN - A jaw member for use with an electrosurgical forceps includes a support member having a first surface and a pair of depending sides which extend therefrom forming a generally U-shaped configuration. The free end of the sides each including a flange which extends outwardly therefrom which is designed to attach to an electrically conductive plate such that the plate bridge the two flanges to enclose the U-shaped support member to form a box-like skeleton having a cavity defined therein. An insulative material is disposed within the cavity and an insulative cover is disposed about a periphery of the box-like support skeleton to insulate surrounding tissue during activation of the conductive plate. | 06-20-2013 |
20130165864 | Transparent Catheter Securement System - A securement device for securing a catheter to a patient is provided. The securement device includes a base including a support member and at least one securement arm extending away from the support member. The support member defines a cradle portion, the cradle portion of the support member being configured to receive at least a portion of a catheter. The at least one securement arm being movable over the cradle portion to a position to secure a catheter within the cradle portion. The securement device further includes a cover member configured to be received over the base and dimensioned to secure the base to a patient. | 06-27-2013 |
20130165952 | ARTICULATING CLIP APPLIER CARTRIDGE - An end effector is provided and includes a distal housing portion and a proximal housing portion interconnected to one another by a knuckle portion, wherein the knuckle portion permits rotation of the distal housing portion relative thereto and articulation of the distal housing portion relative to the proximal housing portion; a jaw assembly supported in the distal end of the distal housing portion, the jaw assembly including a first jaw and a second jaw movable between a spaced apart and an approximated position; and a plurality of fasteners loaded within the distal housing portion, each of the plurality of fasteners defining a fastener axis extending in a direction substantially parallel to a pair of legs thereof, each of the plurality of fasteners being arranged within the base portion such that the fastener axis is disposed at an angle with respect to a longitudinal axis of the distal housing portion. | 06-27-2013 |
20130168431 | STAPLE FORMATION RECOGNITION FOR A SURGICAL DEVICE - There is provided a surgical stapler having a staple formation recognition system incorporated into an anvil member of the surgical stapler. In one series of embodiments, a trace system and controller form an open electrical circuit and a surgical staple acts as an electrical connector to complete an electrical circuit and confirm the proper formation of the surgical staple. In another series of embodiments, a trace system and a controller form a complete electrical circuit which is broken by engagement of a surgical staple with a trace pad of the trace system to signal proper formation of the surgical staple. There is also provided a knife blade position indication system for tracking the progress of a knife blade through the anvil member and relative to staple crimping pockets formed in the anvil member. | 07-04-2013 |
20130168433 | SURGICAL STAPLING APPARATUS WITH CURVED CARTRIDGE AND ANVIL ASSEMBLIES - A surgical instrument is designed for clamping, cutting, and/or joining tissue. This surgical instrument includes a handle portion, an elongate portion extending distally from the handle portion, first and second jaw members disposed adjacent a distal portion of the elongated portion, a shaft movable upon actuation of the handle portion, and a knife bar operatively coupled to the shaft. At least one of the jaw members is movable with respect to the other between an open position and an approximated position for engaging body tissue therebetween. The knife bar has a curved profile and moves along at least one of the jaw members upon movement of the shaft. | 07-04-2013 |
20130172681 | WOUND PROTECTOR WITH REINFORCED RING - A surgical sleeve is disclosed herein for insertion into an opening in tissue to minimize damage to the opening in tissue. The various embodiments of the surgical sleeve include a reinforcement member or a stiffening member for providing radial support to a proximal anchor member. In one embodiment, the surgical sleeve includes a proximal anchor member configured and dimensioned to contact an outer surface of the tissue to inhibit advancement of the surgical sleeve entirely through the opening, a distal anchor member configured and dimensioned to facilitate anchoring of the surgical sleeve within the opening in tissue, a sleeve member extending between the proximal anchor member and the distal anchor member, the sleeve member defining a passageway extending therethrough, and a reinforcement member positionable within the proximal anchor member to provide radial support to the proximal anchor member. | 07-04-2013 |
20130172683 | SURGICAL PORTAL WITH GEL AND FABRIC SEAL ASSEMBLY - A surgical portal assembly provides access to underlying tissue. The surgical portal has a seal which includes a gel layer and a fabric layer. The seal includes internal surfaces defining a passage for reception and passage of a surgical object in substantial sealed relation therewith. | 07-04-2013 |
20130172684 | SURGICAL ACCESS ASSEMBLY AND METHOD OF USE THEREFOR - A surgical access assembly includes an access port, a seal anchor and a sealing adapter. The access port includes proximal and distal rings and a sleeve defining a passage therethrough. The sleeve extends between the proximal and distal rings. The seal anchor is adapted to be at least partially disposed in the access port. The sealing adapter includes proximal and distal end portions. The distal end portion is configured and dimensioned to engage the seal anchor in a sealing relation therewith. The proximal end portion is configured and dimensioned to engage a least a portion of the distal ring of the access port in a sealing relation therewith, wherein the sealing adapter is transitionable between a first state in which the sealing adapter has a first diameter and a second state in which the sealing adapter has a second diameter. The second diameter is larger than the first diameter. | 07-04-2013 |
20130172685 | DEPLOYABLE JAWS RETRACTION DEVICE - A deployable jaws retraction device is provided for retracting a body organ away from an operative site without occupying an incision or surgical access port during the surgical procedure. The deployable jaws retraction device includes a jaw assembly having two or more jaws joined at one end and a retention device to maintain the jaws of the closed condition about a target body organ. The deployable jaws retraction device additionally includes an anchoring assembly for securing the jaw assembly and body organ away from the operative site during the surgical procedure. The anchoring assembly includes a needle having a tissue penetrating tip and a length of suture material connecting the needle to the jaw assembly. There is also provided an applicator instrument for applying the deployable jaws retraction device onto a target body organ. | 07-04-2013 |
20130172910 | SURGICAL CLIP APPLIER - A surgical clip applier is provided including a walking beam reciprocally disposed within a channel assembly and overlying a clip carrier, the walking beam being operatively connected to at least one handle for reciprocal movement upon actuation of the at least one handle, the walking beam including a plurality of distally oriented ramps extending into the clip channel; and a clip follower slidably disposed within the channel of the clip carrier and disposed proximally of the plurality of clips, the clip follower being configured and adapted for selective engagement with the distally oriented ramps of the clip carrier and the distally oriented ramps of the walking beam, wherein the clip follower is configured and adapted to urge the plurality of clips, in a distal direction relative to the clip carrier, upon reciprocal movement of the walking beam. | 07-04-2013 |
20130172911 | SURGICAL CLIP APPLIER WITH INTEGRATED CLIP COUNTER - A surgical clip applier is provided including a channel assembly and overlying a clip carrier having a clip counter plate slidably supported in the channel assembly, wherein the clip counter plate is configured and adapted to display a change in status of the clip applier upon actuation of the handle. | 07-04-2013 |
20130172912 | ARTICULATING ENDOSCOPIC SURGICAL CLIP APPLIER - An apparatus for application of surgical clips to body tissue is provided and includes a handle assembly and a shaft assembly. The handle assembly includes a drive assembly; and a trigger operatively connected to the drive assembly. The shaft assembly extends from the handle assembly and includes an articulating neck assembly; and an end effector assembly supported on a distal end of the articulating neck assembly and being configured to form a surgical clip in place on the body tissue. | 07-04-2013 |
20130172928 | Staple Formed Over the Wire Wound Closure Procedure - An anvil assembly is provided and includes an anvil member having a plurality of staple bending pockets formed in a face of the anvil member and a length of reinforcing material suspended across the staple bending pockets. Longitudinal channels are provided in the face of the anvil member to releasably retain the reinforcing material. The longitudinal channels transect the staple bending pockets and support and suspend the reinforcing material over the staple bending pockets such that a leg of a surgical staple can be bent around the reinforcing material. | 07-04-2013 |
20130175315 | METHOD AND DEVICE FOR PERFORMING A SURGICAL ANASTOMOSIS - A method of performing a surgical anastomosis between a distal and proximal tissue section including providing a surgical stapling device having a head portion including an anvil assembly and a shell assembly, a pusher disposed in movable relation to the anvil assembly between retracted and extended positions, the pusher including an inner wall and a cavity disposed radially inwardly of the inner wall of the pusher. The steps include placing the anvil assembly at least partially within a distal section of tissue, placing the shell assembly at least partially within a proximal section of tissue, and approximating the anvil assembly and the shell assembly such that portions of the distal section of tissue including a first row of staples and portions of the proximal section of tissue including a second row of staples move into the cavity. | 07-11-2013 |
20130178708 | Articulating Method Including A Pre-Bent Tube - A surgical device is provided including an access port having a tubular member with a first ring secured at a proximal end and a second ring secured at a distal end; an articulation structure having an outer tube and an inner tube; and a control mechanism coupled to one end of the inner tube for advancing the inner tube through the outer tube; wherein the outer tube includes at least one rigid section and at least one flexible section and the inner tube includes at least two pre-bent sections. | 07-11-2013 |
20130178712 | Triangulation Methods with Hollow Segments - A surgical apparatus providing access to an underlying body cavity through a tissue tract articulates a flexible surgical object inserted therein. The surgical apparatus includes a tube member defining a longitudinal axis and a lumen therethrough to receive the flexible surgical object. The tube member includes a proximal member, a middle member connected to the proximal member at a first joint, and a distal member connected to the middle member at a second joint. The surgical apparatus also includes articulation mechanisms to articulate the tube member. | 07-11-2013 |
20130178713 | Articulation Control Mechanisms - A surgical access port and method for achieving articulation is disclosed, the surgical access port including a housing, at least one lumen extending through the housing, and an articulation structure. The housing comprises an access member having a proximal end and a distal end, and defines a longitudinal axis. The lumen in the housing extends from the proximal to the distal end of the access member along the longitudinal axis. The articulation structure comprises a first tubular member and a second tubular member, the second tubular member hingably attached to the first tubular member, and an articulation element slidably attached to the first tubular member. | 07-11-2013 |
20130178725 | STACKED ADHESIVE OPTICAL SENSOR - An optical sensor having a cover layer, an emitter disposed on a first side of the cover, a detector disposed on the first side of said cover, and a plurality of stacked independent adhesive layers disposed on the same first side of the cover, wherein the top most exposed adhesive layer is attached to a patient's skin. Thus, when the sensor is removed to perform a site check of the tissue location, one of the adhesive layers may also be removed and discarded, exposing a fresh adhesive surface below for re-attachment to a patient's skin. The independent pieces of the adhesive layers can be serially used to extend the useful life of the product. | 07-11-2013 |
20130178837 | Surgical Instrument with Articulating Assembly - A surgical instrument includes a housing having an elongated member assembly extending from the housing. The elongated member has a first portion and a second portion. The second portion is movably coupled to the first portion by a cable that facilitates the relative movement of the first portion and the second portion. | 07-11-2013 |
20130178838 | Surgical Articulation Assembly - A surgical articulation assembly is disclosed, including a control assembly and an articulable portion. The articulable portion includes at least two segments capable of independent movement. The control assembly defines an axis and three user controls configured to be engaged by an operator. Disposed within the control assembly are three pairs of diametrically opposed driving members that effects translation of a connecting member upon engagement of the user controls. An end of the connecting member is attached to one of the first and second segments of the articulable portion. As the connecting member translates with the driving members, the three user controls allow an operator to exert forces at points along the articulable portion. Also disclosed is a method of effecting articulation of a surgical articulation assembly. | 07-11-2013 |
20130178848 | SYSTEM AND METHOD FOR POWER SUPPLY NOISE REDUCTION - An electrosurgical system includes an electrosurgical generator, a power source configured to deliver power to at least one load connected to the generator, a master configured to generate an initial pulse, the initial pulse cooperating with a first floating power supply configured to create an electrical connection between at least one first load and the power source, and a plurality of slaves connected in series to the master, wherein a first slave is configured to generate a subsequent pulse based on the initial pulse, the subsequent pulse cooperating with a second floating power supply configured to create an electrical connection between at least one second load and the power source, the subsequent pulse configured to cause an ensuing slave to generate an additional pulse, the additional pulse cooperating with a corresponding floating power supply configured to create an electrical connection between at least one additional load and the power source. | 07-11-2013 |
20130178869 | Pneumatic System for Deployment of Articulating Arms for an Access Port - A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity is adapted to articulate instruments inserted therein. The surgical apparatus includes an anchor member configured to form a sealing relation with a tissue, a balloon member and a plurality of articulating arms extending distally from the anchor member. Inflating and/or deflating the balloon member effectuate articulation of the articulating arms. | 07-11-2013 |
20130178883 | LOW ENERGY OR MINIMUM DISTURBANCE METHOD FOR MEASURING FREQUENCY RESPONSE FUNCTIONS OF ULTRASONIC SURGICAL DEVICES IN DETERMINING OPTIMUM OPERATING POINT - A method for measuring frequency response is provided that includes supplying ultrasonic energy to an ultrasonic device configured to impart energy to tissue, providing a drive signal and a noise signal, combining the drive signal and the noise signal to create a combined signal, amplifying the combined signal and providing the amplified signal to the ultrasonic device, receiving an output signal from the ultrasonic device and the noise signal, calculating a transfer function estimate based on the output signal and the noise signal, adjusting the drive signal generator based on the calculated transfer function estimate, and determining a phase difference by time aligning the noise signal in the output signal with the noise signal provided. | 07-11-2013 |
20130181029 | SURGICAL STAPLING DEVICE - A surgical stapling device has a handle assembly, an elongated body portion, a shell assembly housing a plurality of staples and an anvil assembly movable relative to the shell assembly. An approximation mechanism is movable from a first position to a second position to move the anvil assembly relative to the shell assembly between a spaced position and an approximated position. A firing mechanism for advancing the staples is actuable when the approximation assembly is in the second position and the anvil assembly is in the approximated position. A lockout mechanism operatively associated with the approximation mechanism is movable from a non-blocking position to a blocking position, wherein in the non-blocking position the approximation mechanism is movable from the first position to the second position and in the blocking position movement of the approximation mechanism from the second position to the first position is prevented. | 07-18-2013 |
20130181031 | Surgical Stapling Apparatus - A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and/or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and/or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and/or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and/or the cartridge assembly. | 07-18-2013 |
20130181032 | Surgical Instrument - A surgical instrument comprising a handle assembly, a body, a tool assembly and an articulation assembly is disclosed. The articulation mechanism includes a receptacle, and a main shaft. A lower clutch is fixedly positioned within the receptacle and has a serrated portion including a plurality of serrations. An upper clutch includes at least one projection positioned to engage the serrations of the lower clutch to releasably retain the main shaft at a rotatably fixed position. An angle between a first pair of adjacent serrations is defined as a first angle, an angle between a second pair of adjacent serrations is defined as a second angle, and an angle between a third pair of adjacent serrations is defined as a third angle. The first angle, the second angle, and the third angle are each different from one another. | 07-18-2013 |
20130184646 | SINGLE PORT DEVICE WITH MULTI-LUMEN CAP - A surgical access apparatus includes an access member defining a longitudinal axis and having a longitudinal passageway for reception and passage of a surgical object and an access housing mountable to the access member. The access housing includes a diaphragm mounted thereto. The diaphragm is adapted for rotational movement about the longitudinal axis relative to the access housing. The diaphragm defines at least one internal pocket and has a seal assembly disposed within the internal pocket. The seal assembly has an interface seal member adapted for establishing a fluid tight seal about the surgical object. The seal assembly is adapted for selective movement within the pocket about multiple axes in response to manipulation of the surgical object. | 07-18-2013 |
20130184698 | CREST FACTOR ENHANCEMENT IN ELECTROSURGICAL GENERATORS - The present disclosure relates to an electrosurgical generator which includes a controller configured to generate a first pulse train having at least one first control pulse and at least one first reset pulse. The controller also includes a second pulse train having at least one second control pulse and at least one second reset pulse. The first control pulse(s) and the second control pulse(s) are asynchronous and the reset pulse(s) are synchronous. The electrosurgical generator also includes an RF output stage which includes a first switching element and a second switching element. The control pulses are configured to activate the first switching element and second switching elements, respectively, in an asynchronous fashion to generate a non-continuous RF waveform. | 07-18-2013 |
20130184699 | CREST FACTOR ENHANCEMENT IN ELECTROSURGICAL GENERATORS - The present disclosure relates to an electrosurgical generator which includes a controller configured to generate a first pulse train having at least one first control pulse and at least one first reset pulse. The controller also includes a second pulse train having at least one second control pulse and at least one second reset pulse. The first control pulse(s) and the second control pulse(s) are asynchronous and the reset pulse(s) are synchronous. The electrosurgical generator also includes an RF output stage which includes a first switching element and a second switching element. The control pulses are configured to activate the first switching element and second switching elements, respectively, in an asynchronous fashion to generate a non-continuous RF waveform. | 07-18-2013 |
20130184701 | RETURN ELECTRODE TEMPERATURE PREDICTION - The present disclosure relates to an electrosurgical generator for supplying electrosurgical energy to tissue and methods thereof. The electrosurgical generator includes sensor circuitry, a processing device, and a controller. The type of return electrode pad may be determined automatically. The sensor circuitry is configured to determine one or more characteristics of a patient and/or measure tissue temperature at a return electrode pad site. The processing device is configured to determine a maximum temperature of tissue and calculate real-time predicted temperature at the return electrode pad site. The controller is configured to regulate output of the electrosurgical generator based on one or more characteristics of a patient and the determined maximum temperature. | 07-18-2013 |
20130184704 | SYSTEM AND METHOD FOR PERFORMING SURGICAL PROCEDURES WITH A REUSABLE INSTRUMENT MODULE - A surgical instrument is provided including an outer housing shell defining a cavity, the outer housing shell defining an upper outer housing half and a lower outer housing half, wherein the upper outer housing half defines a longitudinal axis and an instrument module selectively insertable into the cavity of the outer housing shell. The instrument module includes an inner housing shell, at least one motor disposed within the inner housing shell, a control board being in electrical communication with the at least one motor and an energy source being in electrical communication with the at least one motor and the control board. The instrument module is inserted into the cavity of the outer housing shell in such a manner that the operative axis of the at least one motor is substantially parallel to the longitudinal axis of the upper outer housing half. | 07-18-2013 |
20130184730 | SYSTEM AND METHOD FOR PERFORMING SURGICAL PROCEDURES WITH A REUSABLE INSTRUMENT MODULE - A surgical instrument is provided including an outer housing shell defining a cavity, the outer housing shell defining an upper outer housing half and a lower outer housing half, wherein the upper outer housing half defines a longitudinal axis and an instrument module selectively insertable into the cavity of the outer housing shell. The instrument module includes an inner housing shell, at least one motor disposed within the inner housing shell, a control board being in electrical communication with the at least one motor and an energy source being in electrical communication with the at least one motor and the control board. The instrument module is inserted into the cavity of the outer housing shell in such a manner that the operative axis of the at least one motor is substantially parallel to the longitudinal axis of the upper outer housing half. | 07-18-2013 |
20130189881 | ECG ELECTRODE CONNECTOR - Disclosed is an ECG electrode lead wire connector which provides improved electrical and mechanical coupling of the ECG electrode press stud to the lead wire, provides enhanced ergonomics to the clinician, and may alleviate patient discomfort associated with the attachment and removal of ECG leads. The connector may be engaged and disengaged with little or no force imparted to the patient or the ECG pad, which significantly minimizes the risk of inadvertent dislodgement of the pad. In one embodiment the disclosed connector provides a thumb cam lever which affirmatively engages the press stud to the connector, and provides tactile feedback to the clinician that the connector is properly engaged. In other embodiments, the connector provides a pushbutton to enable the clinician to easily engage and disengage the connector from the ECG stud. The disclosed connectors may also decrease clinician fatigue, and may provide more reliable ECG results. | 07-25-2013 |
20130190573 | WOUND PROTECTOR INCLUDING FLEXIBLE AND RIGID LINERS - A wound protection system is disclosed. The wound protection system includes a wound protector and a seal anchor member that are engageable with one another and insertable into a bodily opening. The wound protection system protects the bodily opening from contamination while facilitating access to underlying bodily structures within the surgical site. | 07-25-2013 |
20130190574 | ACCESS PORT HAVING ROLLABLE PROXIMAL END - A surgical access device for insertion into an opening in tissue includes an adjustable member at a proximal end which is transitionable between an un-deployed configuration where the adjustable member is rolled up proximally and a deployed configuration where the adjustable member is unrolled distally to allow for the use of the surgical access device in an opening having a larger size than the surgical access device. The surgical access device includes an elongate member which is adapted for insertion into an opening in tissue and including a lumen extending therethrough for the reception of a surgical instrument. An adjustable member extends from a proximal portion of the elongate member and is variable between the un-deployed configuration and the deployed configuration where the adjustable member extends distally from the proximal portion of the elongate member when in the deployed configuration to at least partially surround the elongate member. | 07-25-2013 |
20130190580 | ANALYZING PHOTON DENSITY WAVES IN A MEDICAL MONITOR - A monitoring system that may include an emission feature capable of emitting light into tissue, a modulator portion capable of modulating the emitter at a modulation frequency to generate photon density waves, a detection portion capable of detecting photons of the photon density waves after propagation through the tissue and capable of providing a distribution of detected photons over a time period for the photon density waves, and an analysis portion capable of calculating a skewness of the distribution and making determinations relating to a value of a physiologic parameter of the tissue based at least in part on the skewness of the distribution. | 07-25-2013 |
20130190598 | MAGNETIC FIELD DEVICE FOR MAPPING AND NAVIGATION IN LAPAROSCOPIC SURGERY - Devices, systems and methods for using those devices and systems are disclosed to facilitate mapping and navigation during a minimally invasive surgical procedure. These devices, systems and methods include implantable magnetic devices and sensing devices that facilitate locating the implantable magnetic devices such that a surgeon can accurately locate and place devices at particular points of interest during a medical procedure. | 07-25-2013 |
20130190755 | PARTITIONED SURGICAL INSTRUMENT - A surgical instrument a reusable component and a disposable component selectively separable from and engagable with the reusable component. The disposable component includes an end effector and a mechanical actuator operable to induce mechanical movement of the end effector. The reusable component is configured for providing electrosurgical energy to the disposable component when engaged with the disposable component. A physical mating feature is configured to maintain engagement between the reusable and disposable components when the reusable and disposable components are engaged, and an electrical mating feature is configured to transmit electrical energy between the disposable and reusable components when the disposable and reusable components are engaged. All mechanical motion resulting from operation of the mechanical actuator may be contained within the disposable component. | 07-25-2013 |
20130190773 | Reusable Surgical Retrieval Apparatus with Disposable Cartridge Assembly - A surgical retrieval apparatus includes a tube assembly, a cartridge assembly, and a plunger assembly. The cartridge assembly is releasably engagable with the tube assembly and includes an end effector assembly disposed therein. The end effector assembly includes a specimen retrieval bag releasably coupled thereto at a distal end thereof and a first engagement member disposed at a proximal end thereof. The plunger assembly is configured for insertion through the tube assembly and into the cartridge assembly. The plunger assembly includes a second engagement member configured for releasably engaging the first engagement member. When the first and second engagement members are engaged with one another, the plunger assembly is movable between a more proximal position, wherein the end effector assembly and specimen retrieval bag are retracted within the cartridge assembly, and a more distal position, wherein the end effector assembly and specimen retrieval bag are deployed from the cartridge assembly. | 07-25-2013 |
20130190779 | ENDOSCOPIC SURGICAL CLIP APPLIER - An apparatus for application of surgical clips is provided and includes a lockout system selectively engageble with a pusher bar to prevent the pusher bar from returning to a home position and to prevent a trigger from completing a full stroke when a plurality of clips are substantially exhausted. The apparatus may include a trip mechanism including a trip lever biased into contact with the pusher bar, wherein distal movement of the drive bar moves the trip mechanism until the trip lever engages a lip of the pusher bar and in turn distally moves the pusher bar. The apparatus may include a wedge plate including a distal end placeable between spaced-apart jaw members, wherein the wedge plate is moved proximally to withdraw the distal end thereof from between the jaw members when a drive channel is moved in a distal direction. | 07-25-2013 |
20130190780 | ENDOSCOPIC SURGICAL CLIP APPLIER - An apparatus for application of surgical clips is provided and includes a lockout system selectively engagable with a pusher bar to prevent the pusher bar from returning to a home position and to prevent a trigger from completing a full stroke when a plurality of clips are substantially exhausted. The apparatus may include a trip mechanism including a trip lever biased into contact with the pusher bar, wherein distal movement of the drive bar moves the trip mechanism until the trip lever engages a lip of the pusher bar and in turn distally moves the pusher bar. The apparatus may include a wedge plate including a distal end placeable between spaced-apart jaw members, wherein the wedge plate is moved proximally to withdraw the distal end thereof from between the jaw members when a drive channel is moved in a distal direction. | 07-25-2013 |
20130190784 | Lock Bar Spring And Clip For Implant Deployment Device - A system for closing an aperture in a biological tissue includes an implant deployment device with a frame arm and a clip operably disposed on the frame arm. A mesh attachment apparatus has a clip press with a body portion including a recess and at least one chamfered press operably disposed in the recess. The chamfered press is configured to move between an extended position protruding at least partially from said recess and a retracted position. The mesh attachment apparatus is configured to move the clip from an open position to a closed position to facilitate loading an implant onto the implant deployment device. | 07-25-2013 |
20130190855 | EMBOLIC PROTECTION SYSTEMS FOR BIFURCATED CONDUITS - An apparatus for removing emboli from a vessel during an interventional procedure comprising a catheter. The catheter includes: an elongate member having a lumen extending from the proximal end to the distal end; a dilation element disposed on a distal portion of the elongate member, the dilation element having a contracted state and an expanded state; an occlusion element disposed on a distal portion of the elongate member, the occlusion element being disposed proximal of the dilation element, and the occlusion element having a contracted state and an expanded state; and one or more aspiration ports disposed on a distal portion of the elongate member, the one or more aspiration ports being in fluid communication with the lumen, and one or more of the aspiration ports being disposed proximal of the dilation element and distal of the occlusion element. | 07-25-2013 |
20130193185 | SURGICAL FASTENING APPARATUS - A surgical fastening apparatus includes a fastener retaining frame having a first annular portion having a plurality of retainers circumferentially disposed thereon and a second annular portion having a plurality of circumferentially arranged perforations. The fastener retaining frame is detachably secured to a supporting structure. After the plurality of surgical fasteners has been mated with the plurality of retainers, an annular blade severs the perforations. | 08-01-2013 |
20130193186 | Surgical Stapling Apparatus - A surgical stapling apparatus is provided including a cartridge assembly defining a tissue contacting surface; an anvil assembly defining a tissue contacting surface; and a surgical buttress releasably secured to at least one of the tissue contacting surface of the cartridge assembly and the tissue contacting surface of the anvil assembly by at least one anchor. A loading unit is provided including a surgical buttress releasably secured to an anvil assembly and/or a staple cartridge secured thereto by at least one anchor, and a drive assembly including a knife blade, wherein movement of the drive assembly from a proximal position to a distal position results in the knife blade cutting the at least one anchor and freeing each surgical buttress from the anvil assembly and/or cartridge assembly. | 08-01-2013 |
20130193187 | SURGICAL INSTRUMENT WITH INDICATOR - A surgical stapling instrument including a handle assembly, an elongated body portion extending distally from the handle assembly, a head portion and an indicator. A firing trigger is movable between first and second positions. The head portion includes an anvil assembly and a shell assembly. The anvil assembly is movable in relation to the shell assembly between spaced and approximated positions. The indicator is disposed in mechanical cooperation with the handle assembly and is movable between a first position and a second position in response to movement of the anvil assembly towards its approximated position. The indicator is movable between the second position and a third position in response to firing of the instrument. | 08-01-2013 |
20130197443 | OBTURATOR TIPS - A trocar assembly for use in minimally invasive surgical procedures includes a cannula subassembly and an obturator subassembly. The obturator assembly includes an obturator shaft member defining a longitudinal axis and an obturator tip configured to be removable from the obturator shaft member or, alternatively, constructed with the obturator member as a single unit. Various designs of the obturator tip are contemplated. | 08-01-2013 |
20130197572 | Wound Closure Device - A wound closure device includes an elongated body with proximal and distal ends having a plurality of through-holes along the length and defining a longitudinal axis with a plurality of surface features extending away from the axis. The proximal end is configured and dimensioned to pass through body tissue and thereafter be selectively passed through at least one of the plurality of through-holes such that at least one of the surface features also passes through the through-hole thereby forming a locked closed loop to secure body tissue held therein. | 08-01-2013 |
20130197573 | Wound Closure Device - A wound closure device includes an elongated body with proximal and distal ends having a plurality of through-holes along the length and defining a longitudinal axis with a plurality of surface features extending away from the axis. The proximal end is configured and dimensioned to pass through body tissue and thereafter be selectively passed through at least one of the plurality of through-holes such that at least one of the surface features also passes through the through-hole thereby forming a locked closed loop to secure body tissue held therein. | 08-01-2013 |
20130197591 | SURGICAL FASTENER WITH PREDETERMINED RESORPTION RATE - A resorbable screw fastener and a method of firing with an applicator capable of applying a surgical fastener to tissue in order to form tissue connection to secure objects to tissue, the fastener including a body portion having a helical thread, a head portion disposed at the proximal end of the body portion. The resorbable screw fastener is 100% resorbed in vivo during a period of time ranging from about 14 days to about one year after implantation. | 08-01-2013 |
20130200130 | SURGICAL STAPLING DEVICE - A surgical stapling device for sequentially applying a plurality of fasteners to body tissue and simultaneously incising tissue is provided. The surgical stapling device is adapted to receive disposable loading units having staples in linear rows whose length can be between about 30 mm and 60 mm. The disposable loading unit includes a proximal body portion, a mounting assembly and a tool assembly. The mounting assembly is secured to the proximal end of the tool assembly and pivotally mounted about a pivot axis to the distal end of the proximal body portion. A support member or blow-out plate assembly is positioned on opposite sides of the pivot axis and extends between the proximal body portion and the mounting assembly. An axial drive assembly is slidably positioned between the support members and is translatable through the cartridge assembly to eject staples from the cartridge assembly. The support members prevent outward buckling of the axial drive assembly during actuation of the device especially when the tool assembly is articulated. Preferably, a protrusion is provided in the proximal body portion of the disposable loading unit at a position to frictionally engage an articulation link. Engagement between the protrusion and the articulation link retains the articulation link at a fixed position within the proximal body portion to maintain the tool assembly in a desired orientation until a predetermined axial force is applied to the articulation link. The disposable loading unit also preferably includes a locking member which is operably connected to the axial drive assembly. The locking member provides an audible and/or tactile indication that the device has been actuated. | 08-08-2013 |
20130201020 | NUISANCE ALARM REDUCTIONS IN A PHYSIOLOGICAL MONITOR - A method and apparatus for controlling alarms in a medical diagnostic apparatus where an alarm is generated when a measured value for a physiological parameter is outside a specified range. The method continuously calculates a baseline value, and establishes dynamic thresholds that are related to and continuously track the baseline value. The method determines the amount of time the measured value is past the dynamic threshold, and the amount by which the threshold is passed. Alarms are triggered based upon a combination of the amount of time and the amount by which the threshold is passed. Preferably, the combination is an integral or some function of an integral. | 08-08-2013 |
20130204128 | TARGET IDENTIFICATION TOOL FOR INTRA-BODY LOCALIZATION - A marker device that aids in the subsequent identification of a particular area is equipped with an anchoring device that prevents migration once placed in the tissue of that particular area. The device may include a chemical agent or drug that adds a therapeutic function to the marker device. | 08-08-2013 |
20130204286 | LAPAROSCOPIC INSTRUMENT AND TROCAR SYSTEMS AND RELATED SURGICAL METHOD - Laparoscopic instruments and trocars are provided for performing laparoscopic procedures entirely through the umbilicus. A generally C-shaped trocar provides increased work space between the hands of the surgeon as well as S-shaped laparoscopic instruments placed through the trocar when laparoscopic instrument-trocar units are placed through the umbilicus. In order to facilitate retraction of intra-abdominal structures during a laparoscopic procedure, an angulated needle and thread with either one-or two sharp ends is provided. Alternatively, an inflatable unit having at least one generally C-shaped trocar incorporated within the unit's walls can be placed through the umbilicus following a single incision. Generally S-shaped laparoscopic instruments may be placed through the generally C-shaped trocars to facilitate access to intra-abdominal structures. | 08-08-2013 |