US 12,279,769 B1
Staple cartridge comprising a sled having a driver lift cam
Frederick E. Shelton, IV, Hillsboro, OH (US); and Jason L. Harris, Lebanon, OH (US)
Assigned to Cilag GmbH International, Zug (CH)
Filed by Cilag GmbH International, Zug (CH)
Filed on Oct. 13, 2023, as Appl. No. 18/379,805.
Int. Cl. A61B 17/072 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/072 (2013.01) [A61B 2017/00367 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07278 (2013.01); A61B 2017/07285 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A staple cartridge for use with a surgical instrument, wherein said staple cartridge comprises:
a cartridge body, comprising:
a deck including a proximal end and a distal end;
a longitudinal slot extending from said proximal end toward said distal end; and
a staple cavity defined in said deck;
a staple removably stored in said staple cavity;
a staple driver movably positioned in said staple cavity; and
a sled movable from a proximal position to a distal position during a firing stroke, wherein said sled is movable from said distal position toward said proximal position during a retraction stroke, and wherein said sled comprises:
a base;
a central portion configured to move within said longitudinal slot;
a first rail positioned on a first side of said central portion, wherein said first rail comprises a first distal-facing ramp;
a second rail positioned on said first side of said central portion, wherein said second rail comprises a second distal-facing ramp, wherein said first distal-facing ramp and said second distal-facing ramp are configured to engage and move said staple driver from an unfired position to a fired position during said firing stroke; and
a driver lift cam positioned intermediate said first rail and said second rail, wherein said driver lift cam is configured to engage said staple driver and move said staple driver toward said fired position during said retraction stroke.