1
Todd Olson, Dan Meiser, Gary Steed, Eric Huffman, Matthew Otten, Ronald VanOverloop, Darrel Powell, Thomas Knodell, Edward Rhad, Ralph Chen, Robert Cook: Linear stapling mechanism with cutting means. Ethicon, Paul A Coletti, May 3, 1994: US05307976 (827 worldwide citation)

A stapler mechanism is described which contains a stapling assembly, and anvil assembly, firing means and knife means. These means are activated by a firing trigger. The anvil assembly is closed upon the stapling assembly by means of a closure trigger. The firing trigger is inoperable until the clos ...


2
Todd Olson, Dan Meiser, Gary Steed, Eric Huffman, Matthew Otten, Ronald VanOverloop, Darrel Powell, Thomas Knodell, Edward Rhad, Ralph Chen, Robert Cook: Linear stapling mechanism with cutting means. Ethicon, Paul A Coletti, January 23, 1996: US05485947 (705 worldwide citation)

A stapler mechanism is described which contains a stapling assembly, and anvil assembly, firing means and knife means. These means are activated by a firing trigger. The anvil assembly is closed upon the stapling assembly by means of a closure trigger. The firing trigger is inoperable until the clos ...


3
Stephen C Robinson, Todd Olson, Dan Meiser, Gary Steed, Eric Huffman, Matthew Otten, Ronald VanOverloop, Darrel Powell, Thomas Knodell, Edward Rhad, Ralph Chen, Robert Cook: Linear stapling mechanism with cutting means. Ethicon, July 26, 1994: US05332142 (643 worldwide citation)

A stapler mechanism is described which contains a stapling assembly, and anvil assembly, firing means and knife means. These means are activated by a firing trigger. The anvil assembly is closed upon the stapling assembly by means of a closure trigger. The firing trigger is inoperable until the clos ...


4
Richard F Schwemberger, Darrel Powell, Randy R Stephens, Salvatore Privitera: Trocar with improved blade attachment. Ethicon Endo Surgery, Matthew S Goodwin, March 11, 1997: US05609604 (75 worldwide citation)

A trocar having an obturator with an obturator housing, a piercing tip and a rigid stem is disclosed. The piercing tip has a cutting edge surface and first and second spaced-apart legs generally parallel to each other extending away from the cutting edge surface. The stem is attached to the obturato ...


5
Randy R Stephens, Steven G Yapp, Salvatore Privitera, Richard F Schwemberger, Darrel Powell: Trocar having an improved tip configuration. Ethicon Endo Surgery, Matthew S Goodwin, July 7, 1998: US05776112 (55 worldwide citation)

A safety-shielded trocar having an obturator with a linear cutting edge surface defining a base width substantially less than the diameter of the safety shield is disclosed. When the trocar is inserted through tissue, the tissue dilates from the width of the linear incision to accommodate the size o ...


6
Randy R Stephens, Steven G Yapp, Salvatore Privitera, Richard F Schwemberger, Darrel Powell: Trocar having an improved tip configuration. Ethicon Endo Surgery, Matthew S Goodwin, January 20, 1998: US05709671 (55 worldwide citation)

A safety-shielded trocar having an obturator with a linear cutting edge surface defining a base width substantially less than the diameter of the safety shield is disclosed. When the trocar is inserted through tissue, the tissue dilates from the width of the linear incision to accommodate the size o ...


7
Don A Tanaka, Mark S Ortiz, Darrel Powell: Anastomosis wire ring device. Ethicon Endo Surgery, Dean Garner, October 27, 2009: US07608086 (21 worldwide citation)

An anastomotic ring device for forming a hollow rivet (ring) attachment between tissue lumens facilitates laparoscopic or endoscopic implantation by including features that facilitate actuation from a stressed, generally cylindrical shape. Economical manufacturer is achieved by weaving open ended st ...


8
Don A Tanaka, Mark S Ortiz, Darrel Powell: Anastomosis wire ring device. Frost Brown Todd, March 31, 2005: US20050070934-A1

An anastomotic ring device for forming a hollow rivet (ring) attachment between tissue lumens facilitates laparoscopic or endoscopic implantation by including features that facilitate actuation from a stressed, generally cylindrical shape. Economical manufacturer is achieved by weaving open ended st ...


9
Christopher J Hess, William B Weisenburgh, Jerome R Morgan, Frederick E Shelton, Darrel Powell: Surgical staples and stapling instruments. Kirkpatrick & Lockhart Preston Gates Ellis, April 3, 2008: US20080078802-A1

A staple having a crown and first and second deformable members extending from the crown. In at least one embodiment, the staple further includes a base connecting the first and second deformable members where the base is not entirely co-planar with the first and second deformable members. In these ...