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John W. Beardsley, Wallingford US

John W. Beardsley, Wallingford, CT US

Patent application numberDescriptionPublished
20080230582TOOL ASSEMBLY FOR A SURGICAL STAPLING DEVICE - A surgical stapling device including an independently rotatable tool assembly is disclosed. The tool assembly includes an anvil and a cartridge assembly which are movable in relation to each other between spaced and approximated positions.09-25-2008
20080272175SURGICAL 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
20090026245Surgical 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
20090321496Surgical 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
20100094315Dissection Tip And Introducer For Surgical Instrument - The present disclosure describes a surgical fastener applying apparatus that includes an elongate body portion having proximal and distal ends, an end effector including a first movably coupled to a second jaw that is positioned at the distal end of the elongate body portion, and an introducer member. The introducer member has proximal and distal portions, and is configured and dimensioned for releasable connection with the end effector. The introducer member is at least partially formed from a flexible material, and is configured and dimensioned to separate target tissue from collateral tissue prior to positioning of the target tissue between the first and second jaws of the end effector.04-15-2010
20100213238SURGICAL INSTRUMENT AND LOADING UNIT FOR USE THEREWITH - A surgical instrument is disclosed. The surgical instrument includes a handle assembly having a movable handle; an endoscopic portion extending distally from the handle and defining a longitudinal axis; a pair of jaw members; and a drive assembly. The jaw members are disposed adjacent a distal end of the endoscopic portion and extend generally distally therefrom. Each jaw member is longitudinally curved with respect to the longitudinal axis. At least one jaw member is movable with respect to the other between open and approximated positions. A first jaw member includes a channel having a longitudinally-extending slot therein. The drive assembly is advanced distally through at least a portion of the length of the jaw members in response to at least a partial actuation of the movable handle. A lower portion of the drive assembly is configured and dimensioned to travel at least partially within the longitudinally-extending slot of the channel.08-26-2010
20100270356Surgical 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
20100320252FLEXIBLE SURGICAL STAPLER WITH MOTOR IN THE HEAD - A surgical stapler having a remote motorized staple head is provided and generally includes a handle having a control button and a highly flexible cable extending distally from the handle. A housing incorporating a staple assembly is affixed to a distal end of the flexible cable. The housing may incorporate articulating structure to position the staple assembly relative to the remainder of the housing.12-23-2010
20110042440Surgical 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
20110079628TOOL ASSEMBLY FOR A SURGICAL STAPLING DEVICE - A surgical stapling device including an independently rotatable tool assembly is disclosed. The tool assembly includes an anvil and a cartridge assembly which are movable in relation to each other between spaced and approximated positions.04-07-2011

Patent applications by John W. Beardsley, Wallingford, CT US