Patent ID: 7665646
Filing Date: 2010-02-23
Classification: A61B

Abstract:
1. A surgical stapler comprising: a pair of jaws including a staple cartridge and an anvil, at least one of the jaws including a plurality of projections integral with and extending from a tissue contacting surface of the jaw, the plurality of projections including at least two projections being positioned at a first end of the at least one jaw and at least one projection at a second end of the at least one jaw opposite the first end of the at least one jaw, wherein each of the at least two projections at the first end of the at least one jaw includes a neck portion and bulbous portion; and a staple line buttress material releasably affixed to the at least one jaw and including recesses for receipt of the at least two projections, wherein the buttress material is positioned within the outer periphery of the at least one jaw member to facilitate insertion of the surgical stapler into a surgical site.