Retainer assembly including a tissue thickness compensator

  • US 9,844,372 B2
  • Filed: 06/30/2015
  • Issued: 12/19/2017
  • Est. Priority Date: 09/30/2010
  • Status: Active Grant
First Claim
Patent Images

1. A stapling system for stapling tissue, comprising:

  • a cartridge, comprising;

    a deck;

    staple cavities defined in said deck; and

    staples removably stored in said staple cavities;

    an anvil configured to deform said staples; and

    a buttress, comprising;

    a first portion comprising a first resiliency, wherein said first portion is comprised of a material;

    a lattice comprising a second resiliency, wherein said first resiliency is different than said second resiliency, and wherein said lattice is comprised of said material;

    an array of openings defined in said lattice, wherein said array of openings defines at least one channel; and

    a medicament in said openings which induces tissue ingrowth into said channel.

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