1
Gary L Rayburn, Rob G Riffle, Frederick J Walburn, Benjamin G Williams: Endoscopic device and method for reinforcing surgical staples. Gore Enterprise Holdings, David J Johns, September 22, 1998: US05810855 (800 worldwide citation)

A surgical staple line reinforcement device for use with a variety of surgical staplers having a pivoted connection between stapler arms or jaws, such as endoscopic stapler devices. The device comprises a pair of tubes of bio-implantable material connected together at a hinge. The device can be quic ...


2
Gary L Rayburn, Rob G Riffle, Frederick J Walburn, Benjamin G Williams: Device and method for reinforcing surgical staples. W L Gore & Associates, David J Johns, December 30, 1997: US05702409 (595 worldwide citation)

A surgical staple line reinforcement device for use with a variety of surgical staplers to protect against tissue damage from surgical staples. The device comprises a tube of bio-implantable material that can be quickly and readily applied by a surgical team to provide tissue reinforcement. The devi ...


3
Michael L Campbell, Benjamin G Williams, Rob G Riffle, Charles E Biggerstaff: Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby. W L Gore & Associates, Mortenson & Uebler, May 10, 1988: US04743480 (92 worldwide citation)

Apparatus, a method for extruding and expanding tubular products of polytetrafluoroethylene (PTFE) and the products produced thereby are provided. In the apparatus, at least one helical groove is placed in the wall of the extruder tip or die. Preferably, at least one groove is machined in the tip ha ...


4
Michael L Campbell, Benjamin G Williams, Rob G Riffle, Charles E Biggerstaff: Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby. W L Gore & Associates, Mortenson & Uebler, October 24, 1989: US04876051 (26 worldwide citation)

Apparatus, a method for extruding and expanding tubular products of polytetrafluoroethylene (PTFE) and the products produced thereby are provided. In the apparatus, at least one helical groove is placed in the wall of the extruder tip or die. Preferably, at least one groove is machined in the tip ha ...