1
Richard F Schwemberger, Craig F Forester, Michael T Mather: Retaining pin lever advancement mechanism for a curved cutter stapler. Ethicon Endo Surgery, Welsh & Flaxman, January 24, 2006: US06988650 (455 worldwide citation)

A surgical instrument is adapted for applying a plurality of surgical fasteners to body tissue. The surgical instrument includes a frame having a proximal end and a distal end, with a handle positioned at the proximal end and an end effector positioned at the distal end. The end effector is shaped a ...


2
Christopher J Frederick, Richard F Schwemberger, William D Kelly, Joseph F Paraschac, John P Measamer: Method for using a trocar for penetration and skin incision. Ethicon Endo Surgery, Matthew S Goodwin, January 25, 2000: US06017356 (427 worldwide citation)

A method for establishing a surgical port for endoscopic or arthroscopic surgery is disclosed. A trocar is initially provided, and the obturator of the trocar includes a flat cutting blade, a shield that moves proximally and distally from a precock position to an extended position, a precock lever t ...


3
Eitan T Wiener, William T Donofrio, Richard F Schwemberger, Robert P Gill: Apparatus and method for alerting generator functions in an ultrasonic surgical system. Ethicon Endo Surgery, Verne E Kreger Jr, September 25, 2007: US07273483 (400 worldwide citation)

The present invention provides a system for surgery which includes an ultrasonic hand piece having a end-effector, a console having a digital signal processor (DSP) for controlling the hand piece, and a memory disposed in the end-effector. The generator console sends a drive current to drive the han ...


4
Peter Michael Wukusick, Richard F Schwemberger: Cartridge with locking knife for a curved cutter stapler. Ethicon Endo Surgery, Welsh & Flaxman, April 24, 2007: US07207472 (388 worldwide citation)

A surgical instrument adapted for applying a plurality of surgical fasteners to body tissue includes a cartridge module having a cartridge housing containing a plurality of surgical fasteners and a knife. The cartridge module includes a driver disposed to push surgical fasteners out of the cartridge ...


5
William D Fox, Richard F Schwemberger, Edward J Biehle IV, Harry C Parkhurst: Electrosurgical device. Ethicon, Paul A Coletti, December 28, 1993: US05273524 (374 worldwide citation)

An electrosurgical device for laparoscopic use in tissue dissection and coagulation. The device includes a barrel member having a dissection tip at the distal end thereof that is connected to a source of electrical energy. An insulating sheath member surrounds the barrel member. The sheath member is ...


6
Richard F Schwemberger: Surgical stapling instrument with device for indicating when the instrument has cut through tissue. Ethicon Endo Surgery, November 23, 2010: US07837080 (369 worldwide citation)

Circular stapling instruments for cutting and applying one or more surgical staples to tissue are disclosed. The instruments include various forms of feedback systems designed to provide at least one mode of feedback to the surgeon when the knife has cut through tissue clamped between a staple cartr ...


7
Richard F Schwemberger, Peter Michael Wukusick, William David Kelly, Michael T Mather, Dean L Garner, Kristin Nicole Werner Dawson: Closure plate lockout for a curved cutter stapler. Ethicon Endo Surgery, Welsh & Flaxman, December 12, 2006: US07147139 (331 worldwide citation)

A surgical instrument is adapted for applying a plurality of surgical fasteners to body tissue. The surgical instrument includes an anvil and a cartridge housing containing a plurality of surgical fasteners. The cartridge housing and anvil are relatively movable between a first spaced apart position ...


8
Michael T Mather, Michael L Kruszynski, Richard F Schwemberger, Michael A Parker: Rotating curved cutter stapler. Ethicon Endo Surgery, Welsh & Flaxman, June 23, 2009: US07549563 (311 worldwide citation)

A rotating surgical stapler having a proximal end and a distal end includes a handle at the proximal end and an end effector at the distal end for selective rotation to improve access to tissue requiring treatment and ease of use of the present linear surgical stapler. A support shaft connects the h ...


9
William T Donofrio, Richard M Harper, Jason A Born, Richard F Schwemberger, Robert P Gill, Mary E Schramm: Finger operated switch for controlling a surgical handpiece. Ethicon Endo Surgery, September 20, 2005: US06945981 (303 worldwide citation)

According to the invention, a finger-operated switch for activating and operating an ultrasonic surgical handpiece is provided. The power output of the surgical handpiece is responsive and proportional to the pressure applied to the finger-operated switch. The finger-operated switch includes, but no ...


10
Frederick E Shelton IV, Richard F Schwemberger, David C Yates, Richard C Smith: End effector for use with a surgical cutting and stapling instrument. Ethicon Endo Surgery, December 27, 2011: US08083120 (285 worldwide citation)

An end effector for a surgical cutting and stapling instrument. In various embodiments, the end effector may include an elongate channel that is configured to support a staple cartridge therein and which is also operably coupled to a surgical cutting and stapling instrument. An anvil may be movably ...



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