21
Chad P Boudreaux, Alessandro Pastorelli: Surgical stapling instrument with a firing member return mechanism. December 18, 2012: US08333313 (261 worldwide citation)

A surgical instrument including a firing drive configured to selectively advance a firing member and/or cutting member relative to an end effector and, in addition, a reversing drive configured to selectively retract the firing member and/or cutting member relative to the end effector.


22
Chad P Boudreaux: Surgical stapling instrument with a geared return mechanism. Ethicon Endo Surgery, January 15, 2013: US08353437 (259 worldwide citation)

A surgical instrument including a firing drive configured to selectively advance a firing member and/or cutting member relative to an end effector and, in addition, a reversing drive configured to selectively retract the firing member and/or cutting member relative to the end effector. The firing dr ...


23
Chad P Boudreaux, Frederick E Shelton IV, Bret W Smith, Daniel J Abbott: Surgical instruments and components for use in sterile environments. Ethicon Endo Surgery, April 9, 2013: US08414577 (247 worldwide citation)

A surgical instrument comprises a first portion encapsulated by a membrane and a second portion comprising a surgical instrument body and a cavity in the surgical instrument body. The cavity is configured to receive the first portion. The second portion comprises a first region comprising an opening ...


24
Chad P Boudreaux: Surgical stapling instruments. Ethicon Endo Surgery, December 4, 2012: US08322589 (244 worldwide citation)

A surgical instrument including a shaft, an end effector movable relative to the shaft, a locking mechanism configured to engage the shaft and/or end effector to fix the relative relationship between the shaft and end effector, and a closure system configured to close the end effector and engage the ...


25
Frederick E Shelton IV, Chad P Boudreaux, Richard W Timm: Surgical instrument having a directional switching mechanism. Ethicon Endo Surgery, April 23, 2013: US08424740 (234 worldwide citation)

A surgical instrument including a switching mechanism which allows a surgeon to selectively advance or retract a staple driver, cutting member, and/or other movable member within a staple cartridge. In various embodiments, the surgical instrument can include a handle, a trigger operatively coupled t ...


26
Geoffrey C Hueil, Mark S Ortiz, Douglas B Hoffman, Patrick A Weizman, Dean B Bruewer, Frederick E Shelton IV, Gregory B Blair, Chad P Boudreaux: Surgical stapling apparatus with load-sensitive firing mechanism. Ethicon Endo Sugery, November 19, 2013: US08584919 (214 worldwide citation)

A surgical stapling apparatus having an end effector capable of performing a surgical procedure. The surgical stapling apparatus may include a driving pawl that interfaces with a manually actuatable handle. The driving pawl may have a pawl body with a driving tooth thereon that is configured to inte ...


27
Chad P Boudreaux, Eugene L Timperman, Leslie M Fugikawa: Laparoscopic tissue thickness and clamp load measuring devices. Ethicon Endo Surgery, November 25, 2014: US08893946 (204 worldwide citation)

A surgical instrument having opposed jaws that can be selectively moved between open and closed positions. Various embodiments include components for measuring the thickness of tissue clamped between the opposed jaws. Some embodiments are configured to ascertain the amount of compressive force that ...


28
Geoffrey C Hueil, Mark S Ortiz, Douglas B Hoffman, Patrick A Weizman, Dean B Bruewer, Frederick E Shelton IV, Gregory B Blair, Chad P Boudreaux: Surgical stapling apparatus. Ethicon Endo Surgery, February 25, 2014: US08657178 (199 worldwide citation)

Disclosed is a disposable surgical stapling unit configured for use with an actuation device that has an elongated shaft assembly. The disposable surgical stapling unit may include a housing assembly and a staple cartridge carrier configured to operably support a staple cartridge, and a drive member ...


29
James A Woodard Jr, Charles J Scheib, Chad P Boudreaux, Dean B Bruewer, Richard F Schwemberger, Christopher J Schall, Jerome R Morgan, Robert J Simms, Jeffrey S Swayze, John N Ouwerkerk: Fastener system comprising a retention matrix and an alignment matrix. Ethicon Endo Surgery, June 24, 2014: US08757465 (172 worldwide citation)

A surgical fastener system can comprise a plurality of fasteners which can be connected to each other by, one, a retention matrix which is assembled to the fasteners in order to capture tissue within the fasteners and, two, an alignment matrix configured to hold the fasteners together before the ret ...


30
Chad P Boudreaux: Surgical instrument with jaw member. Ethicon Endo Surgery, March 17, 2015: US08979890 (170 worldwide citation)

A surgical instrument for supplying energy to tissue may comprise a handle, a trigger, an electrical input, and a shaft extending from the handle. The surgical instrument may comprise an end effector first and second tissue engaging surfaces that are slanted with respect to a transection plane. The ...