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Staple drive assembly

  • US 7,641,091 B2
  • Filed: 10/04/2005
  • Issued: 01/05/2010
  • Est. Priority Date: 10/04/2005
  • Status: Active Grant
First Claim
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1. A staple pusher comprising:

  • a body defining a longitudinal axis, the body including;

    a first cam surface configured to facilitate camming motion and being angled at a first oblique angle relative to the longitudinal axis, the first cam surface having a proximal end and a distal end;

    a second cam surface configured to facilitate camming motion and being angled at a second oblique angle relative to the longitudinal axis, the second cam surface having a proximal end and a distal end, wherein the second cam surface is longitudinally and laterally offset from the first cam surface; and

    at least one pusher plate supported by the first and second cam surfaces, the at least one pusher plate having a first end coupled to the body and a second end configured to receive a staple.

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