US 11,849,944 B2
Drivers for fastener cartridge assemblies having rotary drive screws
Frederick E. Shelton, IV, Hillsboro, OH (US); and Chad P. Boudreaux, Cincinnati, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Mar. 24, 2021, as Appl. No. 17/211,182.
Prior Publication US 2022/0304680 A1, Sep. 29, 2022
Int. Cl. A61B 17/068 (2006.01); A61B 17/072 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/0686 (2013.01) [A61B 17/072 (2013.01); A61B 2017/00526 (2013.01); A61B 2017/07257 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07278 (2013.01); A61B 2017/07285 (2013.01)] 31 Claims
OG exemplary drawing
 
28. A fastener cartridge, comprising:
a body extending along a longitudinal axis;
fasteners removably positioned in the body;
drivers movably supporting the fasteners, wherein the drivers comprise a first driver comprising:
a first support column defining a first width;
a second support column laterally outboard from the first support column and defining a second width; and
a third support column laterally outboard from the second support column and defining a third width, wherein the first width, the second width, and the third width are different widths; and
a rotary drive screw extending along the longitudinal axis, wherein the first support column is adjacent to the rotary drive screw, and wherein the first support column comprises a base comprising a chamfered edge configured to accommodate the rotary drive screw.