Patent ID: 11944306
Assignee: CILAG GMBH INTERNATIONAL
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 1:
2. A surgical stapler, comprising:
a replaceable staple cartridge, comprising:
a cartridge body, comprising:
a proximal end;
a distal end;
a longitudinal slot extending between said proximal end and said distal end and defining a first side and a second side of said cartridge body;
a deck surface configured to support tissue;
a bottom portion opposite said deck surface;
a plurality of staple cavities defined in said deck surface, wherein said plurality of staple cavities are arranged in a plurality of longitudinal rows in said first side of said cartridge body; and
a projection extending laterally outward from an outer edge of said first side of said cartridge body;

a plurality of staples removably stored within said plurality of staple cavities;
a plurality of staple drivers;
a cartridge pan secured to said cartridge body, wherein said cartridge pan extends around said outer edge and under said bottom portion, wherein said cartridge pan comprises a proximal window defined in a lateral wall of said cartridge pan, and wherein said projection extends through said window;
a firing assembly positioned in said proximal end of said cartridge body in an unfired position, wherein said firing assembly comprises a sled and a cutting member, and wherein said firing assembly is configured to sequentially lift said plurality of staple drivers during a firing stroke to eject said plurality of staples from said plurality of staple cavities and cut tissue;
a first proximal guard wall extending upwardly from said deck surface of said first side of said cartridge body; and
a second proximal guard wall extending upwardly from said deck surface of said second side of said cartridge body opposite to said first proximal guard wall;

a staple cartridge attachment portion configured to receive said staple cartridge; and
an anvil assembly, comprising:
an anvil frame; and
an anvil comprising a positioning surface and a staple forming surface.