1
Patrick A Weizman, Jeffrey L Aldridge, Raymond M Banks, Timothy G Dietz, Jason L Harris, Zhifan F Huang, David K Norvell, David A Witt, Steve G Bernath: Surgical instruments and end effectors therefor. Ethicon Endo Surgery, April 1, 2014: US08685020 (183 worldwide citation)

Various forms of surgical instruments are disclosed. In various embodiments, an end effector having operable and closable jaws is attached to a distal end of an elongate shaft such that portions of the jaws are axially offset from the elongate shaft. Other jaw embodiments are coupled to an actuation ...


2
Zhifan F Huang, Jason L Harris, Prasanna Malaviya, Foster B Stulen, Jeffrey S Swayze, Scott A Woodruff, Gwendolyn P Payne, Donna L Korvick, David K Norvell, Aron O Zingman, Paul Guerra, Mary E Mootoo, Jeffrey L Aldridge, Timothy G Dietz, David A Witt: Surgical instruments with electrodes. Ethicon Endo Surgery, June 4, 2013: US08453906 (171 worldwide citation)

An end-effector assembly configured to be attached to a surgical instrument. The end-effector assembly comprises a first jaw and a second jaw comprising a staple cavity. At least one of the first jaw and the second jaw is movable relative to the other jaw. The end-effector assembly comprises a stapl ...


3
Eitan T Wiener, Shan Wan, Daniel W Price, David K Norvell, James R Giordano: Rotating transducer mount for ultrasonic surgical instruments. Ethicon Endo Surgery, June 11, 2013: US08461744 (106 worldwide citation)

In one general aspect, various embodiments are directed to an ultrasonic surgical instrument that comprises a handpiece housing that operably supports an electrical contact assembly therein that is in electrical communication with a signal source. An acoustic assembly is supported within the handpie ...


4
Barry C Worrell, Frederick E Shelton IV, Jerome R Morgan, Michael S Cropper, Michael J Vendely, David C Yates, David A Witt, David K Norvell: End effector with compliant clamping jaw. Ethicon Endo Surgery, Frost Brown Todd, October 6, 2015: US09149325 (78 worldwide citation)

An apparatus for operating on tissue includes an end effector assembly, a body, and a shaft. The shaft extends from the body to the end effector assembly. The body is operable to communicate with the end effector assembly via the shaft. The end effector assembly includes a pair of pivoting jaws and ...


5
Eitan T Wiener, Shan Wan, Daniel W Price, David K Norvell, James R Giordano: Ultrasonic surgical instruments. Ethicon Endo Surgery, March 4, 2014: US08663220 (54 worldwide citation)

In one general aspect, various embodiments are directed to a surgical instrument that can supply mechanical energy and electrical energy to an end effector of the surgical instrument. The surgical instrument may be operated in a first operating mode in which a transducer of the surgical instrument p ...


6
Barry C Worrell, Geoffrey S Strobl, Gregory A Trees, Jonathan T Batross, Nicholas G Molitor, Kristen T Shoger, David K Norvell, Michael J Andreyko, Gregory W Johnson, Shawn C Snyder: Haptic feedback devices for surgical robot. Ethicon Endo Surgery, December 1, 2015: US09198714 (38 worldwide citation)

Various embodiments of surgical robot control systems are disclosed. In one example embodiment, the surgical robot control system comprises a housing. A controller is located within the housing and is coupled to a socket. The socket receives a handheld surgical user interface therein to control a su ...


7
David K Norvell, Timothy G Dietz, Zhifan F Huang, David A Witt, Jeffrey L Aldridge, Raymond M Banks, Mary E Mootoo: Electrosurgical instrument employing multiple positive temperature coefficient electrodes. Ethicon Endo Surgery, January 6, 2015: US08926607 (28 worldwide citation)

An electrosurgical surgical instrument can comprise a handle and an end effector, wherein the end effector can comprise first and second jaws which can be opened and closed in order to capture tissue therebetween. In various embodiments, the first and second jaws can comprise one or more electrodes ...


8
Scott A Woodruff, Patrick A Weizman, Gwendolyn P Payne, Donna L Korvick, David K Norvell: Electrosurgical cutting and sealing instrument. Ethicon Endo Surgery, April 21, 2015: US09011437 (27 worldwide citation)

A surgical instrument for supplying energy to tissue can comprise a jaw member comprising an electrode, wherein the electrode is configured to supply energy from a power source to captured tissue. The surgical instrument comprises a tissue-cutting element to transect the captured tissue. The surgica ...


9
Christopher W Widenhouse, William Bruce Weisenburgh II, Frederick E Shelton IV, David K Norvell, Robert P Gill, James Walden Voegele, Michael A Murray, Christopher J Hess, Michael S Cropper: Surgical access device. Ethicon Endo Surgery, Nutter McClennen & Fish, July 16, 2013: US08485970 (26 worldwide citation)

Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also pro ...


10
Daniel W Price, Jeffrey D Messerly, Prasanna Malaviya, Robert J Beetel III, Timothy G Dietz, David A Witt, Douglas J Turner, David K Norvell, John A Weed III, Kevin D Felder, Kevin L Houser, Paul T Franer, Craig N Faller, Craig T Davis: Surgical instrument with multiple clamping mechanisms. Ethicon Endo Surgery, January 26, 2016: US09241728 (24 worldwide citation)

A nested trigger assembly for a surgical instrument may generally comprise a first trigger and a second trigger, wherein the first trigger and the second trigger are movable together on a first stroke of the nested trigger assembly, wherein the second trigger is configured to be biased away from the ...