Patent ID: 8308046
Filing Date: 2012-11-13
Classification: A61B

Abstract:
1. A surgical stapler comprising: a first jaw having a staple cartridge and a second jaw including an anvil, at least one of the first jaw and the second jaw defining a tissue facing surface defining a at least one projection extending above the tissue facing surface of at least one of the first jaw and the second jaw such that each projection defines a tissue contacting surface; and a staple line buttress material releasably disposed against the tissue facing surface, the staple line buttress material defining a recess therein for receiving the at least one projection, wherein the staple line buttress material is positioned between the tissue facing surface and a plane defined by the tissue contacting surface, wherein the at least one of the first jaw and the second jaw includes a longitudinally extending knife slot, the at least one projection being separated by the knife slot.