Patent ID: 8393514

Claim:
A staple cartridge, comprising: a plurality of staples; an implantable cartridge body, wherein said implantable cartridge body is comprised of a compressible material, wherein said plurality of staples are positioned within said compressible material, and wherein said implantable cartridge body comprises: a first end, wherein said compressible material comprises a first thickness at said first end; and a second end, wherein said compressible material comprises a second thickness at said second end, and wherein said first thickness is different than said second thickness; and retention features configured to retain said implantable cartridge body in a staple cartridge channel in a first orientation in which said first end of said staple cartridge is positioned in a distal end of the staple cartridge channel and a second orientation in which said second end of said staple cartridge is positioned in the distal end of the staple cartridge channel.