Surgical end effectors with staple cartridges

  • US 10,695,053 B2
  • Filed: 12/09/2015
  • Issued: 06/30/2020
  • Est. Priority Date: 09/29/2006
  • Status: Active Grant
First Claim
Patent Images

1. An end effector for use with a surgical instrument including a closure driver, the end effector comprising:

  • a first jaw comprising an anvil including at least one staple pocket that defines a longitudinal axis, wherein the staple pocket comprises;

    a first cup; and

    a second cup; and

    a second jaw comprising a staple cartridge, wherein the end effector is transitionable between an open configuration and a closed configuration in response to a closure motion by the closure driver, wherein the first jaw and the second jaw cooperate to grasp tissue in the closed configuration, and wherein the staple cartridge comprises;

    staples deployable from the staple cartridge into the tissue, wherein each of the staples comprises;

    a crown;

    a first deformable member extending from the crown; and

    a second deformable member extending from the crown, wherein the first deformable member and the second deformable member define a common plane prior to being deformed by the anvil, wherein the first cup comprises a first surface shaped to bend the first deformable member toward a first side of the common plane, and wherein the second cup comprises a second surface shaped to bend the second deformable member toward a second side of the common plane opposite the first side; and

    a sled movable to deploy the staples into the tissue, wherein the sled comprises a camming surface movable into a direct engagement with the crown to motivate the first deformable member to contact the first surface of the first cup and the second deformable member to contact the second surface of the second cup.

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