Patent application number | Description | Published |
20130209659 | Buttress Composition - A tissue buttress is provided on at least a first and second jaw of a surgical stapling apparatus. The tissue buttress comprises an electrophilic component and a nucleophilic component. At least a portion of the tissue buttress may be disposed within either or both of the staple pockets and staple forming pockets, securing the tissue buttress to at least one of the staple jaws. | 08-15-2013 |
20130334280 | Sliding Anvil/Retracting Cartridge Reload - A surgical device has a handle assembly and an elongated member extending distally from the handle assembly. A tool assembly is mounted to a distal end of the elongated member. The tool assembly has a cartridge assembly having a plurality of staples. The tool assembly further has an anvil assembly. At least one of the anvil assembly and the cartridge assembly is movable in relation to each other between open and closed positions. At least one of the anvil assembly and the cartridge assembly has at least a portion configured for transitioning between a longitudinally extended state and a longitudinally retracted state. A transitioning mechanism is configured to transition at least one of the anvil assembly and the cartridge assembly between the extended and retracted states. | 12-19-2013 |
20140152238 | SMART CART - An interactive surgical device storage and supply cart is provided and includes a top storage assembly having multiple storage containers for various size product packages, a bottom storage assembly having drawers to retain larger packages of sterilized devices and an intermediate shelf having storage trays for frequently used items. One or more batter chargers are provided on the cart to supply fully charged batteries. A docking station is provided on the cart to receive computers for inventory management and display instructional material. The docking station also can receive communication devices for consultation with outside sources in real time. Additionally, a power strip is provided to power the battery charger (s) and docking station as well as other auxiliary, powered devices and instruments. | 06-05-2014 |
20140171742 | SURGICAL INSTRUMENT WITH ELONGATED CHANNEL - A surgical instrument including a handle assembly, an elongated body portion, a head portion and an elongated channel. The elongated body portion extends distally from the handle assembly. The head portion is disposed adjacent a distal end of the elongated body portion and includes an anvil assembly and a shell assembly. The elongated channel includes a proximal opening and a distal opening. The proximal opening is disposed distally of a proximalmost end of the handle assembly and proximally of the shell assembly. The distal opening is disposed on the shell assembly. | 06-19-2014 |
20140209658 | FOAM APPLICATION TO STAPLING DEVICE - A surgical stapling apparatus includes a cartridge assembly, an anvil assembly, a surgical buttress, and a low molecular weight bioabsorbable adhesive. The cartridge assembly includes a plurality of staples and a tissue contacting surface defining staple retaining slots. The anvil assembly includes a tissue contacting surface defining staple pockets for forming staples expelled from the staple retaining slots of the cartridge assembly. The surgical buttress is disposed on at least one of the tissue contacting surfaces of the cartridge assembly and the anvil assembly. The low molecular weight bioabsorbable adhesive releasably retains the surgical buttress on the at least one of the tissue contacting surfaces of the cartridge assembly and the anvil assembly. | 07-31-2014 |
20140239048 | SURGICAL INSTRUMENT WITH SEQUENTIAL CLAMPING AND CUTTING - A surgical fastening instrument including a handle portion, an elongated portion, an end effector and a clamp is disclosed. The elongated portion extends distally from the handle portion. The end effector includes a pair of jaws having a tissue contacting surface disposed substantially transverse to the longitudinal axis of the elongated portion. The end effector is disposed adjacent a distal end of the elongated portion, and at least one of the jaw members is movable with respect to the other between an open position and an approximated position for engaging body tissue therebetween. The clamp has a clamping surface extending substantially transversely from an elongated member and has a height exceeding a height of the elongated member to extend adjacent a side surface of the jaw containing the plurality of fasteners. The clamp is movable from a proximal position to a distal position for engaging body tissue. | 08-28-2014 |
20140277042 | Reverse Seam Ripper Dissector - A surgical instrument includes an elongate body defining a longitudinal axis, an actuation rod extending through the elongate body and a tool assembly coupled to the elongate body. The tool assembly includes a coupling member coupling the tool assembly to the elongate body and a tool portion pivotally associated with the coupling member. The tool portion includes a projection member including a blunt end portion and a cutting member extending distally outward from the projection member. The tool portion is operatively coupled to the actuation rod. Translation of the actuation rod causes pivotal movement of the tool assembly. | 09-18-2014 |
Patent application number | Description | Published |
20100072258 | Surgical Instrument And Loading Unit For Use Therewith - A surgical instrument is disclosed. The surgical instrument includes a handle assembly, a drive assembly, an endoscopic portion, a pair of jaw members, a dynamic clamping member, and a tissue stop. The drive assembly is disposed in mechanical cooperation with a movable handle of the handle assembly. The endoscopic portion defines a first longitudinal axis. The jaw members are each longitudinally curved with respect to the longitudinal axis. The dynamic clamping member is disposed in mechanical cooperation with a distal portion of the drive assembly and includes an upper beam, a lower beam, and a vertical beam having a cutting edge on a distal portion thereof. At least a portion of the dynamic clamping member is longitudinally curved with respect to the longitudinal axis. The tissue stop is disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members. | 03-25-2010 |
20100282818 | PIN LOCKING MECHANISM FOR A SURGICAL INSTRUMENT - A surgical instrument comprising a handle portion, an elongated portion defining a longitudinal axis and extending distally from the handle portion, and first and second jaw members dimensioned to clamp tissue therebetween. The first jaw member has at least one row of fasteners arranged in a row substantially transverse to the longitudinal axis. A pin is disposed in mechanical cooperation with the first jaw member and is movable between a first position where the engagement section is spaced from the second jaw member and a second position where the engagement section engages the second jaw member. The pin has a non-circular cross-section. | 11-11-2010 |
20110068147 | SURGICAL INSTRUMENT WITH SEQUENTIAL CLAMPING AND CUTTING - A surgical fastening instrument including a handle portion, an elongated portion, an end effector and a clamp is disclosed. The elongated portion extends distally from the handle portion. The end effector includes a pair of jaws having a tissue contacting surface disposed substantially transverse to the longitudinal axis of the elongated portion. The end effector is disposed adjacent a distal end of the elongated portion, and at least one of the jaw members is movable with respect to the other between an open position and an approximated position for engaging body tissue therebetween. The clamp has a clamping surface extending substantially transversely from an elongated member and has a height exceeding a height of the elongated member to extend adjacent a side surface of the jaw containing the plurality of fasteners. The clamp is movable from a proximal position to a distal position for engaging body tissue. | 03-24-2011 |
20110264137 | Surgical instrument and loading unit for use therewith - A surgical instrument is disclosed. The surgical instrument includes a handle assembly, a drive assembly, an endoscopic portion, a pair of jaw members, a dynamic clamping member, and a tissue stop. The drive assembly is disposed in mechanical cooperation with a movable handle of the handle assembly. The endoscopic portion defines a first longitudinal axis. The jaw members are each longitudinally curved with respect to the longitudinal axis. The dynamic clamping member is disposed in mechanical cooperation with a distal portion of the drive assembly and includes an upper beam, a lower beam, and a vertical beam having a cutting edge on a distal portion thereof. At least a portion of the dynamic clamping member is longitudinally curved with respect to the longitudinal axis. The tissue stop is disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members. | 10-27-2011 |
20120325891 | Surgical Instrument and Loading Unit for Use Therewith - A surgical instrument is disclosed. The surgical instrument includes a handle assembly, a drive assembly, an endoscopic portion, a pair of jaw members, a dynamic clamping member, and a tissue stop. The drive assembly is disposed in mechanical cooperation with a movable handle of the handle assembly. The endoscopic portion defines a first longitudinal axis. The jaw members are each longitudinally curved with respect to the longitudinal axis. The dynamic clamping member is disposed in mechanical cooperation with a distal portion of the drive assembly and includes an upper beam, a lower beam, and a vertical beam having a cutting edge on a distal portion thereof. At least a portion of the dynamic clamping member is longitudinally curved with respect to the longitudinal axis. The tissue stop is disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members. | 12-27-2012 |
20130062392 | PIN LOCKING MECHANISM FOR A SURGICAL INSTRUMENT - A surgical instrument comprising a handle portion, an elongated portion defining a longitudinal axis and extending distally from the handle portion, and first and second jaw members dimensioned to clamp tissue therebetween. The first jaw member has at least one row of fasteners arranged in a row substantially transverse to the longitudinal axis. A pin is disposed in mechanical cooperation with the first jaw member and is movable between a first position where the engagement section is spaced from the second jaw member and a second position where the engagement section engages the second jaw member. The pin has a non-circular cross-section. | 03-14-2013 |
20140183242 | SURGICAL INSTRUMENT AND LOADING UNIT FOR USE THEREWITH - A surgical instrument is disclosed. The surgical instrument includes a handle assembly, a drive assembly, an endoscopic portion, a pair of jaw members, a dynamic clamping member, and a tissue stop. The drive assembly is disposed in mechanical cooperation with a movable handle of the handle assembly. The endoscopic portion defines a first longitudinal axis. The jaw members are each longitudinally curved with respect to the longitudinal axis. The dynamic clamping member is disposed in mechanical cooperation with a distal portion of the drive assembly and includes an upper beam, a lower beam, and a vertical beam having a cutting edge on a distal portion thereof. At least a portion of the dynamic clamping member is longitudinally curved with respect to the longitudinal axis. The tissue stop is disposed adjacent a distal portion of the first jaw member and configured to impede tissue from distally escaping the jaw members. | 07-03-2014 |
Patent application number | Description | Published |
20140144970 | APPARATUS FOR ENDOSCOPIC PROCEDURES - A surgical system has a jaw assembly including a plurality of fasteners, an anvil and a drive beam for pushing an actuation sled. A drive screw imparts motion to the drive beam. An elongated body is configured to connect with the jaw assembly. A drive link connects a flexible drive shaft to the drive screw, the drive link being disposed off-axis. The jaw assembly and elongated body are separable from each other. | 05-29-2014 |
20140152238 | SMART CART - An interactive surgical device storage and supply cart is provided and includes a top storage assembly having multiple storage containers for various size product packages, a bottom storage assembly having drawers to retain larger packages of sterilized devices and an intermediate shelf having storage trays for frequently used items. One or more batter chargers are provided on the cart to supply fully charged batteries. A docking station is provided on the cart to receive computers for inventory management and display instructional material. The docking station also can receive communication devices for consultation with outside sources in real time. Additionally, a power strip is provided to power the battery charger (s) and docking station as well as other auxiliary, powered devices and instruments. | 06-05-2014 |
20140361068 | APPARATUS FOR ENDOSCOPIC PROCEDURES - An end effector includes a first jaw member, a second jaw member, a drive beam, and a drive screw. The second jaw member is pivotally movable relative to the first jaw member between an open position and a closed position. The drive beam is positioned to engage the second jaw member and is longitudinally movable through the first and second jaw members. The drive screw is supported within the first jaw member and includes a threaded portion coupled to the drive beam such that rotation of the drive screw imparts longitudinal movement of the drive beam along the second jaw member to move the first and second jaw members from the open position to the closed position. | 12-11-2014 |
Patent application number | Description | Published |
20120080492 | Surgical Stapling Device For Performing Circular Anastomosis And Surgical Staples For Use Therewith - The present disclosure relates to an anvil assembly, an end effector and/or a surgical stapler suitable for performing curved or circular anastomosis and/or treatment to internal walls of hollow tissue organs wherein the anvil assembly includes an anvil center rod having a proximal end and a distal end, the center rod defining a central longitudinal axis; and an anvil head secured to the distal end of the anvil center rod. The anvil head includes an anvil plate defining a tissue contact surface; and a plurality of staple forming pockets formed in the tissue contact surface of the anvil plate, wherein each of the plurality of staple pockets defines an arcuate longitudinal axis. | 04-05-2012 |
20120193398 | Surgical Fastener Applying Apparatus - A surgical stapler is provided. The stapler includes a tubular body portion. A cartridge assembly is disposed at a distal end of the body portion for expelling an annular array of staples. Each of the staples of the annular array of staples has a generally bent backspan. An anvil member disposed at the distal end of the tubular body portion is positioned opposite the cartridge assembly to clinch the staples in tissue upon expulsion of the staples from the cartridge assembly. The anvil member has a corresponding annular array of staple forming buckets. Each of the buckets is configured to accommodate the generally bent configuration of the staples to facilitate formation thereof. | 08-02-2012 |
20130098966 | Apparatus for Endoscopic Procedures - An electromechanical surgical system comprises a hand-held surgical instrument including an instrument housing defining a connecting portion for selectively connecting with a shaft assembly, the surgical instrument having at least one rotatable drive member, and an end effector configured to perform at least one function. The shaft assembly selectively interconnects the end effector and the surgical device. The shaft assembly includes a transmission housing and a force transmitting assembly for interconnecting the rotatable drive member and a rotation receiving member supported in the end effector. | 04-25-2013 |
20130098968 | Apparatus For Endoscopic Procedures - A surgical system has a jaw assembly including a plurality of fasteners, an anvil and a drive beam for pushing an actuation sled. A drive screw imparts motion to the drive beam. An elongated body is configured to connect with the jaw assembly. A drive link connects a flexible drive shaft to the drive screw, the drive link being disposed off-axis. The jaw assembly and elongated body are separable from each other. | 04-25-2013 |
20130098970 | Surgical Apparatus and Method for Endoluminal Surgery - The present disclosure is directed to an endoscopic surgical instrument and methods for performing a diverticulum treatment. The surgical instrument includes a handle assembly, an elongated member and a jaw assembly. The elongated member is operably coupled to the distal end of the handle assembly, while the jaw assembly is operably coupled to a distal end of the elongated member. The jaw assembly includes a knife slot that is defined therewithin and is adapted to receive a knife blade to thereby cut tissue that is disposed between the jaw assembly. The jaw assembly is configured to approximate an esophageal tract and a diverticulum. | 04-25-2013 |
20130200131 | Circular Stapling Instrument - A circular stapling instrument including a stapling forming assembly that is actuated independently from actuation of the cutting assembly is provided. The instrument includes a handle assembly, an elongate body extending from the handle assembly, a cartridge assembly mounted on a distal end of the elongate body. The cartridge assembly includes a pusher and a knife assembly. The knife assembly is selectively fixed relative to the pusher. | 08-08-2013 |
Patent application number | Description | Published |
20130221060 | SURGICAL STAPLING DEVICE WITH INDEPENDENT TIP ROTATION - A surgical stapling device is disclosed which includes a handle assembly, an endoscopic body portion and a tool assembly. The tool assembly is rotatably and pivotally supported on a distal end of the endoscopic body portion. A tool assembly rotation mechanism is provided which includes a rotation knob, a substantially rigid tube and a flexible member interconnecting the rigid tube to the tool assembly. The substantially rigid tube translates rotation of the rotation knob to rotation of the flexible member and provides a channel for passage of other components of the surgical stapling device. | 08-29-2013 |
20130248574 | Surgical Stapling Device - A surgical stapling device for applying an array of surgical staples to tissue is provided. The stapling device includes an approximation mechanism for moving a cartridge assembly and an anvil assembly between spaced and approximated positions and a firing mechanism for ejecting the array of staples from the cartridge assembly. A single trigger is operable to effect approximation and firing of the device. The device also includes an alignment pin assembly which can be selectively manually or automatically advanced. The anvil assembly includes a stiffener plate which allows the device to have a reduced head portion profile. | 09-26-2013 |
20130282052 | APPARATUS FOR ENDOSCOPIC PROCEDURES - A surgical device has a jaw assembly with a first jaw and a second jaw, a pivoting linkage, and a camming assembly configured to pivot the jaw assembly. A cam slot having a first portion, a second portion, and a third portion may have a Y shaped configuration. A flexible shaft allows further pivoting of the jaw assembly. | 10-24-2013 |
20130284790 | POWERED SURGICAL STAPLING DEVICE PLATFORM - The present disclosure provides for a surgical instrument which includes a housing and an endoscopic portion extending distally from the housing and defining a first longitudinal axis. The surgical instrument also includes an end effector disposed adjacent a distal portion of the endoscopic portion. The end effector includes an anvil assembly and a cartridge assembly. The anvil assembly is pivotally coupled to the cartridge assembly to be movable from a first actuation position to at least one other second actuation position. The surgical instrument further includes a firing rod having a shaft defining a second longitudinal axis, the shaft having a cam member which is in mechanical cooperation with the anvil assembly and is configured to move the anvil assembly from the first actuation position to the at least one other second actuation position upon rotation of the firing rod about the second longitudinal axis. | 10-31-2013 |
20140183243 | DIRECTIONALLY BIASED STAPLE AND ANVIL ASSEMBLY - An anvil assembly having a tissue contact surface and a plurality of staple pockets formed in the tissue contact surface. Each of the plurality of staple pockets including first and second staple forming cups, each of the first and second staple forming cups having an outside portion and an inside portion, the inside portion of the first and second staple forming cups being positioned in close relation to each other and the outside portion of the first and second staple forming cups being positioned in spaced relation to each other. Each of the first and second staple forming cups being defined by sidewalls and an elongated base surface, wherein upper portions of the sidewalls intersect the tissue contact surface at a line of intersection, and wherein the line of intersection is curved along a majority of its length between the outside portion and the inside portion of each of the staple forming cups. | 07-03-2014 |
20140316459 | Surgical Stapling Device - A surgical stapling device for applying an array of surgical staples to tissue is provided. The stapling device includes an approximation mechanism for moving a cartridge assembly and an anvil assembly between spaced and approximated positions and a firing mechanism for ejecting the array of staples from the cartridge assembly. A single trigger is operable to effect approximation and firing of the device. The device also includes an alignment pin assembly which can be selectively manually or automatically advanced. The anvil assembly includes a stiffener plate which allows the device to have a reduced head portion profile. | 10-23-2014 |
Patent application number | Description | Published |
20090108048 | POWERED SURGICAL INSTRUMENT - A surgical instrument including a handle assembly, a first endoscopic portion, a motor, and a first end effector is disclosed. The first endoscopic portion is selectively connectable to a distal portion of the handle assembly and defines a longitudinal axis. The first endoscopic portion includes a housing adjacent its proximal portion and includes an actuation member. The motor is disposed in mechanical cooperation with the housing of the first endoscopic portion and is operatively connected to the actuation member for moving the actuation member substantially along the longitudinal axis. The first end effector is selectively connectable to a distal portion of the first endoscopic portion and is configured to perform a first stapling function. | 04-30-2009 |
20100133321 | DIRECTIONALLY BIASED STAPLE AND ANVIL ASSEMBLY - In accordance with the present disclosure a directionally biased staple is provided for use in all types of surgical staplers having anvil structure against which the staple is formed. The directionally biased staple may be constructed in a wide variety of cross-sectional configurations including rectangular, elliptical, trapezoidal, etc. All of the configurations are distinguished by having a bending region requiring more force to twist or malform the staple than is required to properly form the staple. Preferably, these staples have Moment of Inertia Ratios on the order of between about 1.1 to about 3.0. The staple preferably corresponds in other respects to conventional formed staples, i.e. having at least a pair of leg members interconnected by a crown portion wherein the leg members are formed by direct contact with the anvil. An anvil assembly is also provided for minimizing the malformation of staples. | 06-03-2010 |
20100168522 | SURGICAL ACCESS ASSEMBLY - A surgical access assembly configured and dimensioned for positioning within an intercostal space defined between a patient's adjacent ribs to facilitate passage of a surgical instrument into an internal work site. The surgical access assembly includes a body portion that may be either partially or wholly formed from a resilient material such that the surgical access assembly is resiliently deformable to facilitate conformity with the intercostal space in order to minimize the application of force to the patient's tissue upon insertion and removal of the access assembly and manipulation of the surgical instrument. | 07-01-2010 |
20110278344 | POWERED SURGICAL INSTRUMENT - A surgical instrument including a handle assembly, a first endoscopic portion, a motor, and a first end effector is disclosed. The first endoscopic portion is selectively connectable to a distal portion of the handle assembly and defines a longitudinal axis. The first endoscopic portion includes a housing adjacent its proximal portion and includes an actuation member. The motor is disposed in mechanical cooperation with the housing of the first endoscopic portion and is operatively connected to the actuation member for moving the actuation member substantially along the longitudinal axis. The first end effector is selectively connectable to a distal portion of the first endoscopic portion and is configured to perform a first stapling function. | 11-17-2011 |
20120150120 | TROCAR SEAL SYSTEM - A seal assembly for reception of an elongated surgical instrument is provided which includes a body having at least one opening configured and dimensioned to permit entry of an elongated surgical instrument and defining a central longitudinal axis; a seal member formed of a resilient material and defining an aperture therein, the aperture being configured and dimensioned such that insertion of the surgical instrument into the aperture causes the resilient material defining the aperture to resiliently contact the outer surface of the surgical instrument in a substantially fluid tight manner; and a fabric layer juxtaposed relative to the resilient material. A coating may be applied to the seal member to reduce friction between the seal member and surgical instrumentation inserted therein. The coating is preferably a hydrocyclosiloxane membrane prepared by plasma polymerization process. | 06-14-2012 |
20120193390 | Directionally Biased Staple And Anvil Assembly - An anvil assembly for use with a surgical stapler having a tissue contact surface and a plurality of staple pockets formed in the tissue contact surface. Each of the plurality of staple pockets including first and second staple forming cups, each of the first and second staple forming cups having an outside portion and an inside portion, the inside portion of the first and second staple forming cups being positioned in close relation to each other and the outside portion of the first and second staple forming cups being positioned in spaced relation to each other. Each of the first and second staple forming cups being defined by sidewalls and an elongated base surface, wherein upper portions of the sidewalls intersect the tissue contact surface at a line of intersection, and wherein the line of intersection is curved along a majority of its length between the outside portion and the inside portion of each of the staple forming cups. | 08-02-2012 |
20120211542 | CONTROLLED TISSUE COMPRESSION SYSTEMS AND METHODS - A surgical instrument is provided including an end effector configured to clamp, staple or cut tissue tissue, a motor configured to drive the end effector and a control system. The control system is configured to receive information about at least one tissue property and select a tissue management mode based on the at least one tissue property. The control system controls the motor based on the selected tissue management mode. | 08-23-2012 |
20120220989 | POWERED SURGICAL INSTRUMENT - A surgical instrument including a handle assembly, a first endoscopic portion, a motor, and a first end effector is disclosed. The first endoscopic portion is selectively connectable to a distal portion of the handle assembly and defines a longitudinal axis. The first endoscopic portion includes a housing adjacent its proximal portion and includes an actuation member. The motor is disposed in mechanical cooperation with the housing of the first endoscopic portion and is operatively connected to the actuation member for moving the actuation member substantially along the longitudinal axis. The first end effector is selectively connectable to a distal portion of the first endoscopic portion and is configured to perform a first stapling function. | 08-30-2012 |
20140171744 | TROCAR SEAL SYSTEM - A seal assembly for reception of an elongated surgical instrument is provided which includes a body having at least one opening configured and dimensioned to permit entry of an elongated surgical instrument and defining a central longitudinal axis; a seal member formed of a resilient material and defining an aperture therein, the aperture being configured and dimensioned such that insertion of the surgical instrument into the aperture causes the resilient material defining the aperture to resiliently contact the outer surface of the surgical instrument in a substantially fluid tight manner; and a fabric layer juxtaposed relative to the resilient material. A coating may be applied to the seal member to reduce friction between the seal member and surgical instrumentation inserted therein. The coating is preferably a hydrocyclosiloxane membrane prepared by plasma polymerization process. | 06-19-2014 |