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Surgical bettress and surgical stapling apparatus

  • US 6,273,897 B1
  • Filed: 02/29/2000
  • Issued: 08/14/2001
  • Est. Priority Date: 02/29/2000
  • Status: Active Grant
First Claim
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1. A surgical stapling apparatus for hemostasis or pneumostasis of tissue, comprising:

  • a staple cartridge comprising a plurality of surgical staples provided in two spaced apart lines, the cartridge having an upper surface with an opening through which said staples may be ejected and a knife guide channel, an anvil having a surface with an opening through which said staples may be received and a knife guide channel; and

    a buttress that provides sealing for hemostasis and pneumostasis, which buttress comprises a continuous projection, or a plurality of projections, wherein the projection(s) are of sufficient number, dimension and spacial relationship to provide a releasable pressure fit with means for receiving the projection(s) when placed in cooperation therewith, said means for receiving said projection being located on the staple cartridge or the anvil.

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