Patent application number | Description | Published |
20080197167 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 08-21-2008 |
20080203135 | BATTERY POWERED SURGICAL INSTRUMENT - A surgical stapler has a handle assembly including a stationary handle and a trigger. The stapler also has a drive assembly with a body having a working end and a cam member supported on the working end. The cam member is positioned to translate relative to the anvil to maintain the anvil in the closed position during firing of the stapler. The trigger is operatively connected to a power cell. The power cell is operably connected to a motor of the drive assembly. The manipulation of the trigger actuates the power cell such that the power cell powers the drive assembly to effect translation of the cam member relative to the anvil. The stapler also has a channel for supporting the staple cartridge and the motor of the drive assembly controls the actuation sled supported within the cartridge. The actuation sled urges the plurality of staples from the cartridge when the anvil is in the closed position and in cooperative alignment with the staple cartridge. | 08-28-2008 |
20080251570 | SURGICAL STAPLER - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 10-16-2008 |
20080257935 | 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. | 10-23-2008 |
20080272175 | SURGICAL STAPLING INSTRUMENTS INCLUDING A CARTRIDGE HAVING MULTIPLE STAPLE SIZES - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 11-06-2008 |
20080275471 | ENERGY STORED IN SPRING WITH CONTROLLED RELEASE - There is provided a surgical instrument including a handle having an elongated tubular member extending distally from the handle and one or more end effectors mounted on the distal end of the elongate tubular member. A driver is movably mounted within the handle and elongate tubular member in order to operate the end effectors. The surgical instrument includes an energy storage mechanism for storing and providing energy to move the driver and thereby actuate the surgical instrument. Various actuation mechanisms are disclosed which are operable on the energy storage mechanism to control the rate of release of the energy stored in the energy storage mechanism. | 11-06-2008 |
20080283573 | Surgical Fastener Applying Apparatus - A surgical fastener applying apparatus is provided including a cartridge half-section and an anvil half-section, the cartridge half-section and anvil half-section being relatively movable from an unclamped position to a clamped position; and a loading unit receivable in the cartridge half-section and having a plurality of staples and a plurality of staple pusher members. The cartridge half-section includes a frame; a member being longitudinally movable through the loading unit to interact with the plurality of staple pusher members to fire the staples; and a lockout mechanism arranged to block advancement of the member in a locked-out position of the lockout mechanism. In use, after loading of the loading unit in the surgical fastener applying apparatus and subsequent clamping of the cartridge and anvil half-sections, the lockout mechanism is moved to an unlocked position to allow advancement of the member. | 11-20-2008 |
20080287977 | Gear driven knife drive mechanism - A surgical apparatus includes a handle assembly, an elongated body portion defining a first longitudinal axis, a tool assembly pivotally supported on the distal end of the elongated body portion to form a pivot axis, and a flexible drive assembly that includes a flexible drive member extending from a position proximal of the pivot axis to a position distal of the pivot axis. The drive member has a distal end which is movable in relation to the tool assembly and a gear drive assembly to enable movement of the distal end of the flexible drive member. The flexible drive assembly includes a flexible knife drive beam that advances or retracts via a primary drive gear meshing with the flexible knife drive beam to effect movement of the flexible knife drive beam. | 11-20-2008 |
20080290135 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 11-27-2008 |
20080302854 | Surgical Fastener Applying Apparatus - The present disclosure relates to surgical fastener applying apparatus for sequentially applying a plurality of surgical fasteners to body tissue. The surgical fastener applying apparatus includes a replaceable cartridge assembly receivable in a distal end portion of a cartridge receiving half-section, the cartridge assembly including a safety lockout pivotably disposed along the upper surface of the cartridge assembly and movable from an unlocked orientation permitting assembly of an anvil half-section to the cartridge receiving half-section, to a locked orientation preventing assembly of the anvil half-section to the cartridge receiving-half section. | 12-11-2008 |
20080314959 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 12-25-2008 |
20080319470 | Gastric restrictor assembly and method of use - Disclosed is gastric restrictor assembly. The gastric restrictor assembly includes a housing having a base portion, a waist portion and head portion. The gastric restrictor assembly further includes a base having a plurality of pins extending therefrom. The base is configured for being lockingly received within the housing. When the base is received in the housing the plurality of pins extend across the waist portion. The gastric restrictor assembly further includes a restrictor member configured to be received within the throughbore. The base may be releasably received within the housing. The waist portion of the housing may define openings configured for receiving suction therethrough. The base portion may define openings for receiving the plurality of pins therethrough. The head portion may define openings for receiving the plurality of pins. The waist portion may be configured to receive a portion of stomach wall thereagainst. The housing may be configured to be received within the stomach of a patient. The housing may further define a substantially hourglass figure. | 12-25-2008 |
20090008425 | Angled surgical fastener apparatus - A surgical fastening apparatus includes a handle, an elongated member extending distally from the handle and a fastener applier and anvil head disposed at the distal end of the elongated member. The elongated member defines a distal offset end portion upon which the fastener applier and the anvil head are mounted. The offset end portion is angularly oriented with respect to the axis of the instrument at a predetermined fixed angle (e.g., either 45°, 60° and 75° relative to the axis of the instrument) thereby positioning the fastener applier and the anvil head at the fixed angle This feature facilitates positioning of the tissue with respect to the instrument and enhances visual access to the tissue when appropriately disposed within the fastener applier and the anvil head. Various mechanisms for effectuating the clamping of the tissue between the fastener holder and anvil, and the firing of the instrument are disclosed. | 01-08-2009 |
20090026245 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 01-29-2009 |
20090030432 | Surgical Stapling Instruments including a Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 01-29-2009 |
20090032568 | BATTERY POWERED SURGICAL INSTRUMENT - A surgical stapler has a handle assembly including a stationary handle and a trigger. The stapler also has a drive assembly with a body having a working end and a cam member supported on the working end. The cam member is positioned to translate relative to the anvil to maintain the anvil in the closed position during firing of the stapler. The trigger is operatively connected to a power cell. The power cell is operably connected to a motor of the drive assembly. The manipulation of the trigger actuates the power cell such that the power cell powers the drive assembly to effect translation of the cam member relative to the anvil. The stapler also has a channel for supporting the staple cartridge and the motor of the drive assembly controls the actuation sled supported within the cartridge. The actuation sled urges the plurality of staples from the cartridge when the anvil is in the closed position and in cooperative alignment with the staple cartridge. | 02-05-2009 |
20090039137 | STAPLE DRIVER FOR ARTICULATING SURGICAL STAPLER - An articulating surgical instrument is provided including a handle, an articulating portion extending distally of the handle and an end effector positioned on a distal end of the articulating portion. A flexible drive band is provided for movement through the articulating portion and end effector. The flexible drive band includes a first portion having a first height and the second portion having a second height greater than the first height. The difference in heights being sufficient to eject staples from a body portion of the end effector into an anvil member of the end effector. An actuation mechanism is provided for drawing the flexible drive band through the articulating surgical instrument. | 02-12-2009 |
20090045242 | Surgical instrument with flexible drive mechanism - A drive mechanism for use with a surgical instrument includes a rotatable drive member, a crank operatively coupled to the drive member; a clutch operatively coupled to the crank, wherein rotational motion of the drive member causes oscillating movement of the clutch; and a gear rotatably coupled to the clutch, wherein the oscillating movement of the clutch causes rotation of the gear. The drive mechanism may further include a gear configured to engage a linear member. The crank may include a pin extending distally therefrom. The clutch may include a slot dimensioned and configured to receive a pin of the crank. | 02-19-2009 |
20090050670 | 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. | 02-26-2009 |
20090056515 | ROTARY KNIFE CUTTING SYSTEMS - There are disclosed rotary cutting systems for use with circular surgical stapling devices. The rotary cutting systems generally include a circular knife blade and a mainspring for imparting rotary motion to the circular knife blade. A latch mechanism is provided to maintain the knife blade on a linear travel path during a first predetermined distance and to release the circular knife blade for rotation due to the bias of the mainspring along a second predetermine distance. The circular knife blade may be rotated by the mainspring itself or, in an alternative embodiment, may be driven by frictional engagement with a rotational hammer. | 03-05-2009 |
20090062799 | Surgical Staple with Adjustable Width Backspan - A surgical staple comprising a first deformable leg member having at least a first portion of a staple backspan extending therefrom and a second deformable leg member having at least a second portion of the staple backspan extending therefrom. At least one of the first and second portions of the staple backspan are movable with respect to the other portion to vary the length of the staple backspan. | 03-05-2009 |
20090065549 | Articulating joint for surgical instruments - A surgical apparatus is disclosed. An actuation mechanism is operable from a proximal portion of the surgical apparatus and a tool assembly is pivotally positioned on a distal portion of the surgical apparatus. The tool assembly is movable between a first position in which the tool assembly is substantially aligned with a longitudinal axis of the surgical apparatus, and a second position in which the tool assembly is pivoted away from the longitudinal axis of the surgical apparatus. An articulation mechanism is positionable to move the tool assembly between the first and second positions. A drive mechanism includes a first shaft operably engaged with a second shaft at an articulation joint. The drive mechanism is configured to transfer rotational motion from the first shaft to the second shaft. | 03-12-2009 |
20090078739 | Materials Delivery System for Stapling Device - There is disclosed a materials delivery system for use with a surgical stapling instrument having at least one jaw including a knife slot. The materials delivery system includes a series of treatment material receiving pockets positioned adjacent the knife slot such that a portion of each pocket is open to the knife slot. A source of treatment material is positioned within the pockets such that passage of the knife blade adjacent to the pockets repeatedly coats the knife blade with the treatment material. | 03-26-2009 |
20090090201 | Nutating Gear Drive Mechanism for Surgical Devices - A drive mechanism for transmitting rotation force in surgical devices comprises a nutating gear reduction drive having an input and an output. The input is configured to be driven at high speed, low torque by a proximal drive shaft of a surgical device. The output is configured to transmit a low speed, high torque rotational force. The proximal drive shaft can be flexible. In one embodiment, the nutating gear reduction drive includes a wobble plate. This nutating gear reduction drive may include at least one crown gear. In an alternative embodiment, the nutating gear drive includes at least one ring gear. The ring gear is fixed in place. This embodiment can also include at least one spur gear. | 04-09-2009 |
20090090764 | 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. | 04-09-2009 |
20090114699 | Articulation and Firing Force Mechanisms - There is provided a surgical instrument incorporating driving force mechanisms capable of transmitting a driving force through an articulated section of the surgical instrument. In one embodiment, a series of racks connect with a transfer gear to pass forces around the articulated section. In an alternative embodiment a series of cable sections and wheels or pulleys are provided to transmit a driving force through the articulated section of the surgical instrument. | 05-07-2009 |
20090124857 | SYSTEM AND METHOD FOR RIGIDIZING FLEXIBLE MEDICAL IMPLEMENTS - A flexible steerable device comprising a plurality of interconnected segments configured to pivot relative to each other, each of the plurality of segments having a cavity disposed therein. The device also includes a flexible tube disposed within the cavities of the plurality of segments. The flexible tube includes at least one rigidizing chamber having fusible material disposed therein, wherein upon varying temperature of the fusible material, the fusible material shifts between a first state in which the flexible steerable device is flexible and a second state in which the flexible steerable device is rigidized. | 05-14-2009 |
20090134199 | Electrosurgical Stapling Apparatus - An electrosurgical stapling apparatus is provided which uses thermogenic energy as well as surgical fasteners or staples for strengthening tissue, providing hemostasis, tissue joining or welding. The thermogenic energy also strengthens tissue in proximity to a staple line and knife cut line and provides hemostasis along the staple and cut lines formed by the staples and a knife blade during surgical stapling. The use of thermogenic energy provides short-term hemostasis and sealing, and reduces or prevents staple line and cut line bleeding, while the stapling features provide short and long-term tissue strength and hemostasis. The stapling apparatus further substantially reduces or prevents knife cut line bleeding by energizing a knife blade for cauterizing tissue while it is being cut. In one embodiment, energy is applied to the anvil to energize the staples as they make contact with the anvil. | 05-28-2009 |
20090152324 | Surgical Stapling Instruments Including A Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 06-18-2009 |
20090216245 | Flexible Hollow Spine With Locking Feature And Manipulation Structure - An apparatus is disclosed for introducing surgical instruments into a body cavity. The apparatus includes a series of interconnected segments configured to pivot relative to one another allowing an end effector to be steered into position. The apparatus is also capable of achieving a rigidized state wherein the interconnected segments are in high frictional contact with one another providing a stable platform for the manipulation of tissue. Tensile elements are attached to the end effector and a control member such that an operator may use the same control member to both rigidize the instrument and also to thereafter control the end effector. | 08-27-2009 |
20090236393 | Surgical Instrument With Flexible Drive Mechanism - A drive mechanism for use with a surgical instrument includes a rotatable drive member, a crank operatively coupled to the drive member; a clutch operatively coupled to the crank, wherein rotational motion of the drive member causes oscillating movement of the clutch; and a gear rotatably coupled to the clutch, wherein the oscillating movement of the clutch causes rotation of the gear. The drive mechanism may further include a gear configured to engage a linear member. The crank may include a pin extending distally therefrom. The clutch may include a slot dimensioned and configured to receive a pin of the crank. | 09-24-2009 |
20090255974 | SINGLE LOOP SURGICAL FASTENER APPARATUS FOR APPLYING VARIABLE COMPRESSION - A surgical fastener applying apparatus comprising a first jaw containing a first row of first surgical fasteners and a second row of second surgical fasteners and a second jaw containing a first row of first anvil pockets and a second row of second anvil pockets deforming the respective first and second rows of fasteners. At least one of the first fasteners has a first unformed length and a first formed length forming a single loop configuration to form a first compressive space when deformed by the anvil pocket. At least one of the second fasteners has a second unformed length and a second formed length forming a single loop configuration having a second compressive space. The first unformed length and first formed length of the at least one first fastener is less than the second unformed length and second formed length of the at least one second fastener. | 10-15-2009 |
20090255975 | VARIABLE COMPRESSION SURGICAL FASTENER CARTRIDGE - A surgical fastener applying apparatus comprising a cartridge body including a plurality of fastener retention slots arranged in a plurality of rows including at least an inner row and an outer row, a plurality of surgical fasteners disposed in inner and outer rows and configured such that a plurality of fasteners disposed in the inner row have a backspan that has a greater height than a backspan of a plurality of surgical fasteners disposed in the outer row, and an anvil having an inner row and an outer row of depressions for forming the fasteners. A plurality of pushers are operably associated with the plurality of surgical fasteners and configured to eject the surgical fasteners toward a respective depression in an anvil for formation thereof such that upon formation, the plurality of surgical fasteners ejected from the inner row provide a greater compressive force to tissue than the plurality of surgical fasteners ejected from the outer row. | 10-15-2009 |
20090255978 | VARIABLE COMPRESSION SURGICAL FASTENER CARTRIDGE - A surgical fastener applying apparatus having a first jaw and a second jaw. The first jaw includes a cartridge body having plurality of surgical fasteners disposed therein. The plurality of surgical fasteners include a plurality of first surgical fasteners having a first backspan with a first configuration, and a plurality of second surgical fasteners having a second backspan with a second, different configuration such that the plurality of first surgical fasteners apply a first compressive force to tissue upon formation and the plurality of second surgical fasteners apply a second, different compressive force to tissue upon formation. | 10-15-2009 |
20090261142 | SURGICAL STAPLING APPARATUS - 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. | 10-22-2009 |
20090261145 | Electrosurgical Stapling Apparatus - An electrosurgical stapling apparatus is provided which uses thermogenic energy as well as surgical fasteners or staples for strengthening tissue, providing hemostasis, tissue joining or welding. The thermogenic energy also strengthens tissue in proximity to a staple line and knife cut line and provides hemostasis along the staple and cut lines formed by the staples and a knife blade during surgical stapling. The use of thermogenic energy provides short-term hemostasis and sealing, and reduces or prevents staple line and cut line bleeding, while the stapling features provide short and long-term tissue strength and hemostasis. The stapling apparatus further substantially reduces or prevents knife cut line bleeding by energizing a knife blade for cauterizing tissue while it is being cut. In one embodiment, energy is applied to the anvil to energize the staples as they make contact with the anvil. | 10-22-2009 |
20090318957 | EXPANDABLE BACKSPAN STAPLE - A staple having an expandable backspan and a pair of spaced legs is described. The expandable backspan is configured to expand or deform to accommodate tissues of varying thicknesses. In one embodiment, the backspan is non-linear and defines a recess. In another embodiment, the backspan includes a deformable pad or spacer. The amount of deformation of the backspan is proportional to the thickness of the tissue, i.e., the greater the thickness of tissue, the greater the deformation of the backspan. | 12-24-2009 |
20090321496 | Surgical Stapling Instruments Including A Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 12-31-2009 |
20090326464 | TROCAR ASSEMBLY WITH RADIALLY MOVEABLE HOUSING - A surgical access assembly includes a cannula, a housing mounted to the cannula, and a seal disposed within the cannula. The cannula is adapted for insertion through tissue to permit access to an underlying tissue site. The cannula defines a longitudinal axis and has a longitudinal passageway for passage of a surgical object for positioning with respect to the tissue site. The housing is adapted for movement relative to the cannula in a direction transverse to the longitudinal axis. The seal has a passage for reception of the surgical object in substantial sealed relation therewith. The access assembly may further include a support member mounted to the cannula. The support member adapted to maintain a predetermined distance between the housing and the tissue. The support member may be securely affixed to, or selectively positionable along, the cannula with respect to the longitudinal axis. | 12-31-2009 |
20100006620 | APPARATUS FOR FORMING VARIABLE HEIGHT SURGICAL FASTENERS - A surgical device for applying a plurality of surgical staples is provided. The device includes a staple fastening assembly attached to a surgical instrument. The staple fastening assembly includes a pair of cooperating jaws, a jaw operating mechanism, and a gap sensor. A staple magazine having a plurality of staples and an anvil member having a plurality of staple pockets are attached to the jaws. The staple magazine includes a staple crimping cam and a staple dimpling cam that are operatively coupled to the surgical instrument. The jaw operating mechanism is operatively connected to a drive assembly in the surgical instrument for moving the jaws for automatically setting a tissue gap between the cooperating jaws. The gap sensor cooperates with the jaw operating mechanism for controlling staple formation. | 01-14-2010 |
20100016664 | SURGICAL VISUAL OBTURATOR - An obturator apparatus for penetration of tissue and for permitting visualization includes an elongated shaft having proximal and distal ends, and defining a longitudinal axis and an optical transmitting member mounted adjacent the distal end of the elongated shaft. The optical transmitting member comprises a transparent material for permitting passage of light therethrough and has internal surfaces defining a hollow internal chamber and external surfaces adapted to penetrate tissue. The optical transmitting member is further adapted to provide an inclined field of view inclined relative to the longitudinal axis. The elongated shaft may include a longitudinal opening adapted for reception of an endoscope. | 01-21-2010 |
20100030239 | Axial Stitching Device - 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. | 02-04-2010 |
20100036399 | MAGNETIC COMPRESSION ANASTOMOSIS DEVICE - An apparatus for joining organ wall portions of first and second hollow organs, including first and second connectors, wherein the first and second connectors are magnetically attracted to one another. A device for delivering and deploying the first and second connectors to portions of the first and second hollow organs can be provided, wherein the device is configured and dimensioned to axially align the first and second connectors for performing circular anastomosis of the first and second hollow organs. | 02-11-2010 |
20100044411 | TOOL ASSEMBLY FOR SURGICAL STAPLING DEVICE - The present disclosure describes a surgical device with a body portion defining a longitudinal axis, a tool assembly including an anvil, a cartridge assembly housing a plurality of staples, a dynamic clamping member movable relative to the tool assembly to eject the staples, and an articulation and firing actuator extending at least partially through the body portion and the tool assembly. The tool assembly is pivotally attached to the body portion for movement from a position aligned with the longitudinal axis to a position oriented at an angle thereto. The articulation and firing actuator extends at least partially through the body portion and the tool assembly, is operably associated with the dynamic clamping member and the tool assembly, and is movable in relation thereto to selectively pivot the tool assembly relative to the body portion and move the dynamic clamping member relative to the tool assembly to eject the staples. | 02-25-2010 |
20100096433 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 04-22-2010 |
20100096434 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 04-22-2010 |
20100108739 | SURGICAL STAPLING INSTRUMENTS INCLUDING A CARTRIDGE HAVING MULTIPLE STAPLE SIZES - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 05-06-2010 |
20100155454 | 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. | 06-24-2010 |
20100170931 | Energy Stored In Spring with Controlled Release - There is provided a surgical instrument including a handle having an elongated tubular member extending distally from the handle and one or more end effectors mounted on the distal end of the elongate tubular member. A driver is movably mounted within the handle and elongate tubular member in order to operate the end effectors. The surgical instrument includes an energy storage mechanism for storing and providing energy to move the driver and thereby actuate the surgical instrument. Various actuation mechanisms are disclosed which are operable on the energy storage mechanism to control the rate of release of the energy stored in the energy storage mechanism. | 07-08-2010 |
20100200640 | 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. | 08-12-2010 |
20100200641 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 08-12-2010 |
20100230468 | Surgical Stapling Apparatus Having a Wound Closure Material Applicator Assembly - A surgical stapling apparatus includes a staple anvil and a staple cartridge having a working surface, one or more rows of individual staple slots formed in the working surface, a knife track formed along a length of the working surface, and a plurality of surgical staples individually disposed within the individual staple slots. The apparatus further includes an actuation sled having a knife and being configured and adapted to movably position the knife axially within the knife track. The apparatus also includes a wound closure material applicator assembly having a needle secured to the knife to dispense a quantity of wound closure material along a length of the knife track as the actuation sled and knife are moved therealong. | 09-16-2010 |
20100237131 | SURGICAL STAPLING APPARATUS - 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. | 09-23-2010 |
20100243710 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 09-30-2010 |
20100252610 | SURGICAL INSTRUMENT WITH FLEXIBLE DRIVE MECHANISM - A drive mechanism for use with a surgical instrument includes a rotatable drive member, a crank operatively coupled to the drive member; a clutch operatively coupled to the crank, wherein rotational motion of the drive member causes oscillating movement of the clutch; and a gear rotatably coupled to the clutch, wherein the oscillating movement of the clutch causes rotation of the gear. The drive mechanism may further include a gear configured to engage a linear member. The crank may include a pin extending distally therefrom. The clutch may include a slot dimensioned and configured to receive a pin of the crank. | 10-07-2010 |
20100252612 | 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 to closure material. | 10-07-2010 |
20100270356 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 10-28-2010 |
20100282815 | Annular Adhesive Structure - An apparatus for forming an anastomosis between adjacent intestinal sections of tissue is provided. The apparatus includes a circular surgical stapler having an anvil assembly with an anvil shaft and an anvil, the circular surgical stapler further having a tubular body portion with an annular knife and a body portion shaft selectively attachable to the anvil shaft; and a seal structure for deposition between the intestinal sections of tissue including a hub configured to engage attachment structure on at least one of the anvil shaft and the body portion shaft. The attachment structure is positioned so that the seal structure is located between the intestinal sections of tissue when the circular surgical stapler is disposed within the intestinal sections of tissue. | 11-11-2010 |
20100301093 | MULTIPLE COIL STAPLE AND STAPLE APPLIER - A multiple coil staple is provided which includes a backspan and a pair of spaced legs. The backspan includes one or more pockets configured to induce coiling of the legs of the staple. A multiple coil staple applier is also provided which includes a pusher having a distal face defining a staple engagement surface and one or more staple deforming pockets. Each staple deforming pocket is configured to induce coiling of the legs of a staple. The multiple coil staple and staple applier facilitate joining of tissues having wider ranges of thicknesses using a single size staple. | 12-02-2010 |
20110017800 | 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. | 01-27-2011 |
20110021995 | TROCAR ASSEMBLY WITH RADIALLY MOVEABLE HOUSING - A surgical access assembly includes a cannula, a housing mounted to the cannula, and a seal disposed within the cannula. The cannula is adapted for insertion through tissue to permit access to an underlying tissue site. The cannula defines a longitudinal axis and has a longitudinal passageway for passage of a surgical object for positioning with respect to the tissue site. The housing is adapted for movement relative to the cannula in a direction transverse to the longitudinal axis. The seal has a passage for reception of the surgical object in substantial sealed relation therewith. The access assembly may further include a support member mounted to the cannula. The support member adapted to maintain a predetermined distance between the housing and the tissue. The support member may be securely affixed to, or selectively positionable along, the cannula with respect to the longitudinal axis. | 01-27-2011 |
20110024476 | Annular Adhesive Structure - An apparatus for forming an anastomosis between adjacent intestinal sections of tissue is provided. The apparatus includes a circular surgical stapler having an anvil assembly with an anvil shaft and an anvil, the circular surgical stapler further having a tubular body portion with an annular knife and a body portion shaft selectively attachable to the anvil shaft; and a seal structure for deposition between the intestinal sections of tissue including a hub configured to engage attachment structure on at least one of the anvil shaft and the body portion shaft. The attachment structure is positioned so that the seal structure is located between the intestinal sections of tissue when the circular surgical stapler is disposed within the intestinal sections of tissue. | 02-03-2011 |
20110024481 | Annular Adhesive Structure - An apparatus for forming an anastomosis between adjacent intestinal sections of tissue is provided. The apparatus includes a circular surgical stapler having an anvil assembly with an anvil shaft and an anvil, the circular surgical stapler further having a tubular body portion with an annular knife and a body portion shaft selectively attachable to the anvil shaft; and a seal structure for deposition between the intestinal sections of tissue including a hub configured to engage attachment structure on at least one of the anvil shaft and the body portion shaft. The attachment structure is positioned so that the seal structure is located between the intestinal sections of tissue when the circular surgical stapler is disposed within the intestinal sections of tissue. | 02-03-2011 |
20110036893 | SURGICAL STAPLING DEVICE - The present disclosure describes a surgical device with a body portion defining a longitudinal axis, a tool assembly including an anvil, a cartridge assembly housing a plurality of staples, a dynamic clamping member movable relative to the tool assembly to eject the staples, and an articulation and firing actuator extending at least partially through the body portion and the tool assembly. The tool assembly is pivotally attached to the body portion for movement from a position aligned with the longitudinal axis to a position oriented at an angle thereto. The articulation and firing actuator extends at least partially through the body portion and the tool assembly, is operably associated with the dynamic clamping member and the tool assembly, and is movable in relation thereto to selectively pivot the tool assembly relative to the body portion and move the dynamic clamping member relative to the tool assembly to eject the staples. | 02-17-2011 |
20110042440 | Surgical Stapling Instruments including a Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 02-24-2011 |
20110042442 | Annular Adhesive Structure - An assembly for joining tissue is provided and includes an anvil assembly and a body portion juxtaposed with respect to one another along a shaft and arranged so as to be approximated with respect to one another; and an applicator supported on the anvil assembly and configured for retaining a wound treatment material therein and for dispensing the wound treatment material therefrom. A method for joining tissue is provided and includes the steps of dispensing the wound treatment material from the applicator so as to distribute wound treatment material onto at least one of a first tissue section and a second tissue section; and approximating the anvil assembly and the body portion to one another so that the first tissue section and the second tissue section are in contact with one another with the dispensed wound treatment material interposed therebetween. | 02-24-2011 |
20110068146 | Surgical Stapler With Timer And Feedback Display - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides to feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 03-24-2011 |
20110079626 | Surgical Stapler With Timer And Feedback Display - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 04-07-2011 |
20110082480 | WOUND CLOSURE DEVICE INCLUDING PIVOTABLE CLAWS - A wound closure device includes a shaft and a claw assembly. The shaft defines a longitudinal axis. The claw assembly is operably associated with the shaft and includes a housing and one or more one claws pivotally mounted to the housing and positionable between a first position and a second position in which the one or more claws are lockingly engaged with tissue adjacent a wound for maintaining the wound in a closed position to promote healing thereof. The shaft is adapted to separate from the claw assembly in the second position. | 04-07-2011 |
20110125171 | ENDOSCOPIC SURGICAL CLIP - A surgical spring clip is provided for use in minimally invasive surgical procedures. The clip has a flat planar plate shape having pair of arms connected by a base, all generally positioned within a single plane. The arms are elongate linear cantilevered beams extending beyond the base and are biased to a first or closed position generally within the plane. The base and arms define a slot for the positioning of and receiving a vessel and occluding the flow therethrough. | 05-26-2011 |
20110137139 | POST-OPERATIVE BACTERIA TEST STRIP SPOOL AND METHOD - A method for testing body fluids is disclosed. The method includes providing a media-dispensing apparatus, placing at least the distal opening of the elongated tubular member adjacent body fluid (e.g., near a patient's abdomen) or adjacent a medical device such that a portion of the media strip contacts body fluid or the medical device, and advancing the media strip such that the portion of the media strip that contacted the body fluid or the medical device advances at least through the second lumen. Additionally, the step of cutting the media strip with a cutting instrument is also disclosed. | 06-09-2011 |
20110139853 | ADHESIVE SUTURE STRUCTURE AND METHODS OF USING THE SAME - According to an aspect of the present disclosure, a surgical suture needle assembly is provided including an elongate tube defining a lumen through at least a portion of a length thereof; and a wound treatment material contained within the lumen of the suture structure. The present disclosure further provides for methods of using the surgical suture needle assembly in anastomotic procedures and the like. | 06-16-2011 |
20110163149 | 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. | 07-07-2011 |
20110168757 | BATTERY POWERED SURGICAL INSTRUMENT - A surgical stapler has a handle assembly including a stationary handle and a trigger. The stapler also has a drive assembly with a body having a working end and a cam member supported on the working end. The cam member is positioned to translate relative to the anvil to maintain the anvil in the closed position during firing of the stapler. The trigger is operatively connected to a power cell. The power cell is operably connected to a motor of the drive assembly. The manipulation of the trigger actuates the power cell such that the power cell powers the drive assembly to effect translation of the cam member relative to the anvil. The stapler also has a channel for supporting the staple cartridge and the motor of the drive assembly controls the actuation sled supported within the cartridge. The actuation sled urges the plurality of staples from the cartridge when the anvil is in the closed position and in cooperative alignment with the staple cartridge. | 07-14-2011 |
20110168758 | SURGICAL STAPLER - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 07-14-2011 |
20110168760 | VARIABLE COMPRESSION SURGICAL FASTENER CARTRIDGE - A surgical fastener applying apparatus having a first jaw and a second jaw. The first jaw includes a cartridge body having plurality of surgical fasteners disposed therein. The plurality of surgical fasteners include a plurality of first surgical fasteners having a first backspan with a first configuration, and a plurality of second surgical fasteners having a second backspan with a second, different configuration such that the plurality of first surgical fasteners apply a first compressive force to tissue upon formation and the plurality of second surgical fasteners apply a second, different compressive force to tissue upon formation. | 07-14-2011 |
20110198386 | Articulation And Firing Force Mechanisms - There is provided a surgical instrument incorporating driving force mechanisms capable of transmitting a driving force through an articulated section of the surgical instrument. In one embodiment, a series of racks connect with a transfer gear to pass forces around the articulated section. In an alternative embodiment a series of cable sections and wheels or pulleys are provided to transmit a driving force through the articulated section of the surgical instrument. | 08-18-2011 |
20110218562 | ROTARY KNIFE CUTTING SYSTEMS - A rotary cutting system for use with a surgical stapling device. The rotary cutting system generally includes a knife blade and a mainspring for imparting rotary motion to the circular knife blade. A hammer member is provided and is configured and adapted to engage the knife blade. | 09-08-2011 |
20110230726 | MAGNETICALLY SECURED SURGICAL STATION WITH FORCE MODULATION - An anchoring device for use within a body cavity during a surgical procedure is disclosed. The anchoring device includes an external assembly, an internal assembly, a controller, and a module. The external assembly has a first magnetic component. The internal assembly has a second magnetic component. The internal assembly is sized to be placed inside of the body cavity. The electrical current is connected with one of the first and the second magnetic component to produce a magnetic field about the connected magnetic component to approximate the internal and external assemblies. The module determines a parameter and is in communication with a controller. The controller controls the electrical current in response to the parameter. | 09-22-2011 |
20110233260 | Surgical Stapling Apparatus - 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. | 09-29-2011 |
20110282401 | 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. | 11-17-2011 |
20110297730 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used. to fire disposable loading units containing surgical clips and individual staples. | 12-08-2011 |
20110313249 | ENDOLUMINAL CRAWLER - An endoluminal crawler used in endoscopic procedures includes a body and an actuation unit. The body includes a tubular portion. The actuation unit includes an actuator providing a rotational output and a traction belt. The traction belt includes a traction portion and an engaging portion. The traction portion protrudes out of a slot defined in the tubular portion and the engaging portion operatively engages the actuator. | 12-22-2011 |
20120018487 | Annular Adhesive Structure - An apparatus for forming an anastomosis between adjacent intestinal sections of tissue is provided. The apparatus includes a circular surgical stapler having an anvil assembly with an anvil shaft and an anvil, the circular surgical stapler further having a tubular body portion with an annular knife and a body portion shaft selectively attachable to the anvil shaft; and a seal structure for deposition between the intestinal sections of tissue including a hub configured to engage attachment structure on at least one of the anvil shaft and the body portion shaft. The attachment structure is positioned so that the seal structure is located between the intestinal sections of tissue when the circular surgical stapler is disposed within the intestinal sections of tissue. | 01-26-2012 |
20120031947 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 02-09-2012 |
20120043368 | Surgical Stapling Apparatus - 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. | 02-23-2012 |
20120043369 | SURGICAL STAPLING INSTRUMENTS INCLUDING A CARTRIDGE HAVING MULTIPLE STAPLES SIZES - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 02-23-2012 |
20120043370 | 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. | 02-23-2012 |
20120055974 | Surgical Stapling Apparatus - 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. | 03-08-2012 |
20120091184 | Tool Assembly for Surgical Stapling Device - The present disclosure describes a surgical device with a body portion defining a longitudinal axis, a tool assembly including an anvil, a cartridge assembly housing a plurality of staples, a dynamic clamping member movable relative to the tool assembly to eject the staples, and an articulation and firing actuator extending at least partially through the body portion and the tool assembly. The tool assembly is pivotally attached to the body portion for movement from a position aligned with the longitudinal axis to a position oriented at an angle thereto. The articulation and firing actuator extends at least partially through the body portion and the tool assembly, is operably associated with the dynamic clamping member and the tool assembly, and is movable in relation thereto to selectively pivot the tool assembly relative to the body portion and move the dynamic clamping member relative to the tool assembly to eject the staples. | 04-19-2012 |
20120095503 | Surgical Fasteners Coated With Wound Treatment Materials - The present disclosure relates to surgical fasteners and more particularly to surgical fasteners coated with wound treatment materials. According to an aspect of the present disclosure, a surgical fastener for use in combination with a surgical fastener applying apparatus is provided. The surgical fastener includes a pair of legs; a crown interconnecting the pair of legs; and a wound treatment material coating at least a portion of the legs and crown. | 04-19-2012 |
20120108898 | Tissue Vitality Comparator with Light Pipe with Fiber Optic Imaging Bundle - A surgical instrument having a tissue vitality comparator is provided to view images of tissue relative to the surgical instrument and compare the images with predetermined reference images. The surgical instrument includes a pair of jaws for capturing tissue and one or more light sources | 05-03-2012 |
20120109169 | Compression Anastomosis Device And Method - An anastomotic device for use in the joining of a first tubular structure and a second tubular structure is provided. The anastomotic device includes a cylindrical sleeve configured and dimensioned for placement at least partially within the first tubular structure, the cylindrical sleeve defining a bore therethrough; an inverting member configured and dimensioned for placement at least partially within the second tubular structure, the inverting member defining a bore therethrough which is configured and dimensioned to selectively receive the cylindrical sleeve therein; and a constricting member selectively positionable on the inverting member and movable onto the cylindrical sleeve when the cylindrical sleeve is at least partially positioned within the bore of the inverting member. | 05-03-2012 |
20120116368 | SURGICAL INSTRUMENT WITH ADD-ON POWER ADAPTER FOR ACCESSORY - A surgical instrument system includes a surgical instrument, an accessory, and an adapter. The surgical instrument includes a housing, a shaft extending from the housing, and a tool assembly operably coupled to the shaft. The accessory is operably couplable to the surgical instrument. The adapter is operably coupled to the surgical instrument and includes an energy storage device to provide power to the accessory when the accessory is operably coupled to the surgical instrument. | 05-10-2012 |
20120125972 | Surgical Stapling Instruments Including A Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 05-24-2012 |
20120150221 | Adhesive Suture Structure and Methods of Using the Same - According to an aspect of the present disclosure, a surgical suture needle assembly is provided including an elongate tube defining a lumen through at least a portion of a length thereof; and a wound treatment material contained within the lumen of the suture structure. The present disclosure further provides for methods of using the surgical suture needle assembly in anastomotic procedures and the like. | 06-14-2012 |
20120160894 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 06-28-2012 |
20120168487 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 07-05-2012 |
20120184951 | Surgical Instrument Including Inductively Coupled Accessory - A surgical instrument system includes a surgical instrument, a power supply, and an accessory. The surgical instrument has a first induction device positioned therein. The accessory is selectively operably couplable to the surgical instrument. The accessory includes a second induction device that is inductively coupled with the first induction device when the accessory is operably coupled to the surgical instrument such that the power supply provides power to the accessory. | 07-19-2012 |
20120193393 | BATTERY POWERED SURGICAL INSTRUMENT - A powered endoscopic surgical apparatus is provided and includes a handle including a housing, a power source supported in the housing; an endoscopic portion extending distally from the housing of the handle; an end effector assembly coupled to a distal end of the endoscopic portion, the end effector assembly including a pair of jaws configured to perform a surgical function; a driving member; a drive source including a motor powered by the power source and connected to the driving member; and a gear assembly engaged with the motor. The gear assembly including a gear rack provided on the driving member; and a main gear operatively connected with the gear rack, the motor spinning the main gear such that rotary motion of the main gear moves the driving member in an axial direction such that the driving member actuates the end effector to perform the surgical function. | 08-02-2012 |
20120223121 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 09-06-2012 |
20120241495 | SURGICAL STAPLING APPARATUS - 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. | 09-27-2012 |
20120253363 | Adhesive Suture Structure and Methods of Using the Same - According to an aspect of the present disclosure, a surgical suture needle assembly is provided including an elongate tube defining a lumen through at least a portion of a length thereof; and a wound treatment material contained within the lumen of the suture structure. The present disclosure further provides for methods of using the surgical suture needle assembly in anastomotic procedures and the like. | 10-04-2012 |
20120277768 | Axial 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. | 11-01-2012 |
20120298723 | VARIABLE COMPRESSION SURGICAL FASTENER CARTRIDGE - A surgical fastener applying apparatus having a first jaw and a second jaw. The first jaw includes a cartridge body having plurality of surgical fasteners disposed therein. The plurality of surgical fasteners include a plurality of first surgical fasteners having a first backspan with a first configuration, and a plurality of second surgical fasteners having a second backspan with a second, different configuration such that the plurality of first surgical fasteners apply a first compressive force to tissue upon formation and the plurality of second surgical fasteners apply a second, different compressive force to tissue upon formation. | 11-29-2012 |
20120305627 | SURGICAL STAPLING APPARATUS - 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. | 12-06-2012 |
20120318845 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 12-20-2012 |
20130008937 | Surgical Stapling Apparatus Having a Wound Closure Material Applicator Assembly - A surgical stapling apparatus includes a staple anvil and a staple cartridge having a working surface, one or more rows of individual staple slots formed in the working surface, a knife track formed along a length of the working surface, and a plurality of surgical staples individually disposed within the individual staple slots. The apparatus further includes an actuation sled having a knife and being configured and adapted to movably position the knife axially within the knife track. The apparatus also includes a wound closure material applicator assembly having a needle secured to the knife to dispense a quantity of wound closure material along a length of the knife track as the actuation sled and knife are moved therealong. | 01-10-2013 |
20130015229 | Articulation and Firing Force Mechanisms - There is provided a surgical instrument incorporating driving force mechanisms capable of transmitting a driving force through an articulated section of the surgical instrument. In one embodiment, a series of racks connect with a transfer gear to pass forces around the articulated section. In an alternative embodiment a series of cable sections and wheels or pulleys are provided to transmit a driving force through the articulated section of the surgical instrument. | 01-17-2013 |
20130015233 | Tool Assembly for Surgical Stapling Device - The present disclosure describes a surgical device with a body portion defining a longitudinal axis, a tool assembly including an anvil, a cartridge assembly housing a plurality of staples, a dynamic clamping member movable relative to the tool assembly to eject the staples, and an articulation and firing actuator extending at least partially through the body portion and the tool assembly. The tool assembly is pivotally attached to the body portion for movement from a position aligned with the longitudinal axis to a position oriented at an angle thereto. The articulation and firing actuator extends at least partially through the body portion and the tool assembly, is operably associated with the dynamic clamping member and the tool assembly, and is movable in relation thereto to selectively pivot the tool assembly relative to the body portion and move the dynamic clamping member relative to the tool assembly to eject the staples. | 01-17-2013 |
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 |
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 |
20130105549 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes | 05-02-2013 |
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 |
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 |
20130226230 | SURGICAL FASTENERS COATED WITH WOUND TREATMENT MATERIALS - The present disclosure relates to surgical fasteners and more particularly to surgical fasteners coated with wound treatment materials. According to an aspect of the present disclosure, a surgical fastener for use in combination with a surgical fastener applying apparatus is provided. The surgical fastener includes a pair of legs; a crown interconnecting the pair of legs; and a wound treatment material coating at least a portion of the legs and crown. | 08-29-2013 |
20130231697 | Gastric Restrictor Assembly And Method Of Use - Disclosed is gastric restrictor assembly. The gastric restrictor assembly includes a housing having a base portion, a waist portion and head portion. The gastric restrictor assembly further includes a base having a plurality of pins extending therefrom. The base is configured for being lockingly received within the housing. When the base is received in the housing the plurality of pins extend across the waist portion. The gastric restrictor assembly further includes a restrictor member configured to be received within the throughbore. The base may be releasably received within the housing. The waist portion of the housing may define openings configured for receiving suction therethrough. The base portion may define openings for receiving the plurality of pins therethrough. The head portion may define openings for receiving the plurality of pins. The waist portion may be configured to receive a portion of stomach wall thereagainst. The housing may be configured to be received within the stomach of a patient. The housing may further define a substantially hourglass figure. | 09-05-2013 |
20130233905 | APPARATUS FOR FORMING VARIABLE HEIGHT SURGICAL FASTENERS - A surgical device for applying a plurality of surgical staples is provided. The device includes a staple fastening assembly attached to a surgical instrument. The staple fastening assembly includes a pair of cooperating jaws, a jaw operating mechanism, and a gap sensor. A staple magazine having a plurality of staples and an anvil member having a plurality of staple pockets are attached to the jaws. The staple magazine includes a staple crimping cam and a staple dimpling cam that are operatively coupled to the surgical instrument. The jaw operating mechanism is operatively connected to a drive assembly in the surgical instrument for moving the jaws for automatically setting a tissue gap between the cooperating jaws. The gap sensor cooperates with the jaw operating mechanism for controlling staple formation. | 09-12-2013 |
20130233909 | Variable Compression Surgical Fastener Cartridge - A surgical fastener applying apparatus having a first jaw and a second jaw. The first jaw includes a cartridge body having plurality of surgical fasteners disposed therein. The plurality of surgical fasteners include a plurality of first surgical fasteners having a first backspan with a first configuration, and a plurality of second surgical fasteners having a second backspan with a second, different configuration such that the plurality of first surgical fasteners apply a first compressive force to tissue upon formation and the plurality of second surgical fasteners apply a second, different compressive force to tissue upon formation. | 09-12-2013 |
20130256384 | SURGICAL STAPLER - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 10-03-2013 |
20130292451 | SURGICAL STAPLER WITH TIMER AND FEEDBACK DISPLAY - A surgical apparatus has a clamp and a stapling mechanism. The clamp has a first jaw and a second jaw to clamp on a body tissue at a desired location for a stapling operation. The stapling mechanism is controlled by a trigger handle or a switch assembly. The surgical apparatus has a controller for providing a delay between clamping and actuating of the firing mechanism of the stapling mechanism. The delay provides for a desired amount of time for tissue compression producing a more uniform staple formation. The surgical apparatus also has an indicator. The indicator provides feedback about the status of the stapling mechanism and also displays a time of tissue compression by the clamp. | 11-07-2013 |
20130296657 | METHODS OF USING LIGHT TO REPAIR HERNIA DEFECTS - A hernia repair method includes the step of identifying a hernia defect in a patient, the hernia defect having a size, a location, and a shape. The method involves positioning a dispensing instrument laparoscopically into the patient adjacent the hernia defect. According to one step, the method includes dispensing one or more light pipes from the dispensing instrument at predetermined locations. The method also involves advancing the one or more light pipes through the patient's skin. Another step includes coupling a light source to the one or more light pipes. The method also involves generating a pattern of light that indicates one or more of the size, the location, and the shape of the hernia defect. One step includes positioning a surgical patch adjacent the hernia defect in accordance with the pattern of light. | 11-07-2013 |
20130299551 | ENERGY STORED IN SPRING WITH CONTROLLED RELEASE - There is provided a surgical instrument including a handle having an elongated tubular member extending distally from the handle and one or more end effectors mounted on the distal end of the elongate tubular member. A driver is movably mounted within the handle and elongate tubular member in order to operate the end effectors. The surgical instrument includes an energy storage mechanism for storing and providing energy to move the driver and thereby actuate the surgical instrument. Various actuation mechanisms are disclosed which are operable on the energy storage mechanism to control the rate of release of the energy stored in the energy storage mechanism. | 11-14-2013 |
20130299552 | Articulation and Firing Force Mechanisms - There is provided a surgical instrument incorporating driving force mechanisms capable of transmitting a driving force through an articulated section of the surgical instrument. In one embodiment, a series of racks connect with a transfer gear to pass forces around the articulated section. In an alternative embodiment a series of cable sections and wheels or pulleys are provided to transmit a driving force through the articulated section of the surgical instrument. | 11-14-2013 |
20130306702 | BATTERY POWERED SURGICAL INSTRUMENT - A powered endoscopic surgical apparatus is provided and includes a handle including a housing, a power source supported in the housing; an endoscopic portion extending distally from the housing of the handle; an end effector assembly coupled to a distal end of the endoscopic portion, the end effector assembly including a pair of jaws configured to perform a surgical function; a driving member; a drive source including a motor powered by the power source and connected to the driving member; and a gear assembly engaged with the motor. The gear assembly including a gear rack provided on the driving member; and a main gear operatively connected with the gear rack, the motor spinning the main gear such that rotary motion of the main gear moves the driving member in an axial direction such that the driving member actuates the end effector to perform the surgical function. | 11-21-2013 |
20130306707 | ANNULAR ADHESIVE STRUCTURE - An apparatus for forming an anastomosis between adjacent intestinal sections of tissue is provided. The apparatus includes a circular surgical stapler having an anvil assembly with an anvil shaft and an anvil, the circular surgical stapler further having a tubular body portion with an annular knife and a body portion shaft selectively attachable to the anvil shaft; and a seal structure for deposition between the intestinal sections of tissue including a hub configured to engage attachment structure on at least one of the anvil shaft and the body portion shaft. The attachment structure is positioned so that the seal structure is located between the intestinal sections of tissue when the circular surgical stapler is disposed within the intestinal sections of tissue. | 11-21-2013 |
20140018826 | Articulating Joint for Surgical Instruments - A surgical apparatus is disclosed. An actuation mechanism is operable from a proximal portion of the surgical apparatus and a tool assembly is pivotally positioned on a distal portion of the surgical apparatus. The tool assembly is movable between a first position in which the tool assembly is substantially aligned with a longitudinal axis of the surgical apparatus, and a second position in which the tool assembly is pivoted away from the longitudinal axis of the surgical apparatus. An articulation mechanism is positionable to move the tool assembly between the first and second positions. A drive mechanism includes a first shaft operably engaged with a second shaft at an articulation joint. The drive mechanism is configured to transfer rotational motion from the first shaft to the second shaft. | 01-16-2014 |
20140052129 | Surgical Instrument Including Inductively Coupled Accessory - A surgical instrument system includes a surgical instrument, a power supply, and an accessory. The surgical instrument has a first induction device positioned therein. The accessory is selectively operably couplable to the surgical instrument. The accessory includes a second induction device that is inductively coupled with the first induction device when the accessory is operably coupled to the surgical instrument such that the power supply provides power to the accessory. | 02-20-2014 |
20140054354 | Surgical Stapling Instruments including a Cartridge Having Multiple Staples Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 02-27-2014 |
20140069983 | Surgical Stapling Instruments Including A Cartridge Having Multiple Staple Sizes - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 03-13-2014 |
20140097225 | 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. | 04-10-2014 |
20140110454 | 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. | 04-24-2014 |
20140121686 | METHODS OF USING WOUND TREATMENT INFUSED SUTURES - A surgical suture needle assembly includes an elongate tube defining a lumen through at least a portion of a length thereof; and a wound treatment material contained within the lumen of the suture structure. Methods of using the surgical suture needle assembly in anastomotic procedures and the like are disclosed. | 05-01-2014 |
20140131421 | 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. | 05-15-2014 |
20140151436 | 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. | 06-05-2014 |
20140158746 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 06-12-2014 |
20140166729 | Materials Delivery System for Stapling Device - There is disclosed a materials delivery system for use with a surgical stapling instrument having at least one jaw including a knife slot. The materials delivery system includes a series of treatment material receiving pockets positioned adjacent the knife slot such that a portion of each pocket is open to the knife slot. A source of treatment material is positioned within the pockets such that passage of the knife blade adjacent to the pockets repeatedly coats the knife blade with the treatment material. | 06-19-2014 |
20140203062 | RELEASE TOOL FOR AN END EFFECTOR OF A SURGICAL STAPLING APPARATUS - A release tool is provided for an end effector with a pair of jaw members and a drive beam assembly configured for axial movement through the pair of jaw members. The release tool includes an elongate body member, a gripping assembly, and a release bar. The gripping assembly is secured to the elongate body member and is configured to secure the elongate body member to the end effector. The release bar is supported by the elongate body member and is axially movable relative to elongate body member. The release bar is configured to engage a beam of the drive beam assembly to retract the beam to a proximal position when the beam is disposed in a position distal of the proximal position. | 07-24-2014 |
20140231488 | SURGICAL STAPLING INSTRUMENTS INCLUDING A CARTRIDGE HAVING MULTIPLE STAPLES SIZES - A surgical stapling apparatus includes a staple cartridge and an anvil member. The staple cartridge includes a plurality of surgical fasteners disposed in rows of retention slots. The staple cartridge may have an annular or linear configuration of retention slots. The tissue contacting surface of the staple cartridge may be tapered or stepped. The anvil member has a tissue contacting surface that includes a number of pockets arranged for substantially aligning with the retention slots. In addition, the tissue contacting surface of the anvil member may complement the tissue contacting surface of the staple cartridge. | 08-21-2014 |
20140371765 | 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. | 12-18-2014 |
20150034697 | Surgical Stapler - A surgical device is described herein that can be used to fire different types and sizes of disposable loading units. In a preferred embodiment, the device applies parallel rows of surgical fasteners to body tissue and concomitantly forms an incision between the rows of staples during an endoscopic or laparoscopic surgical procedure. The device can be utilized with disposable loading units configured to apply linear rows of staples measuring from about 15 mm in length to about 60 mm in length and can be used to fire disposable loading units containing surgical clips and individual staples. | 02-05-2015 |