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Buttress assembly for use with surgical stapling device

  • US 9,113,885 B2
  • Filed: 12/14/2011
  • Issued: 08/25/2015
  • Est. Priority Date: 12/14/2011
  • Status: Active Grant
First Claim
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1. An apparatus for joining two hollow organ sections, the apparatus comprising:

  • a staple cartridge component including a plurality of surgical staples in an annular array;

    an anvil component defining a plurality of staple pockets for deforming the plurality of surgical staples, the anvil component movable relative to the staple cartridge component between spaced apart and approximated positions to adjustably clamp tissue between the staple cartridge and anvil components;

    a knife member concentrically arranged with the plurality of surgical staples in the staple cartridge component, the knife member defining a lumen therethrough, the knife member movable relative to the staple cartridge component; and

    a buttress member including a pair of anchor portions securely engaging an inner wall of the staple cartridge component, the inner wall defining a passage dimensioned to receive the knife member therein, wherein each anchor portion of the pair of anchor portions is disposed radially inward of the inner wall of the staple cartridge component.

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