1
Frederick E Shelton IV, Michael Earl Setser, Brian J Hemmelgarn: Surgical stapling instrument having separate distinct closing and firing systems. Ethicon Endo Surger, February 21, 2006: US07000818 (853 worldwide citation)

A surgical severing and stapling instrument clamps tissue within an end effector of an elongate channel pivotally opposed by an anvil. An E-beam firing bar affirmatively maintains a desired spacing while severing and stapling tissue by longitudinally engaging the anvil and elongate channel. Separate ...


2
Frederick E Shelton, Michael Earl Setser, Brian J Hemmelgarn: Surgical stapling instrument having separate distinct closing and firing systems. Frost Brown Todd, November 25, 2004: US20040232196-A1

A surgical severing and stapling instrument clamps tissue within an end effector of an elongate channel pivotally opposed by an anvil. An E-beam firing bar affirmatively maintains a desired spacing while severing and stapling tissue by longitudinally engaging the anvil and elongate channel. Separate ...


3
David Louis Kirschman, Brian J Hemmelgarn: Polyaxial screw system and method having a hinged receiver. X Spine Systems, Matthew R Jenkins Esq, December 18, 2008: US20080312655-A1

A polyaxial screw system and method are provided. The system comprises a receiver having a pivot area defined by a pivot joint or a material between a pair of receiver walls or members that permit the receiver walls or members to move or pivot relative to each other so that a dimension of a socket a ...