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Endoscopic surgical stapling instrument with pivotable and rotatable staple cartridge

  • US 5,829,662 A
  • Filed: 09/09/1996
  • Issued: 11/03/1998
  • Est. Priority Date: 10/09/1992
  • Status: Expired due to Term
First Claim
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1. A surgical stapling instrument for applying one or more surgical staples to tissue, comprising:

  • a handle including a staple actuator mechanism;

    a tubular support shaft having a longitudinal axis and extending from said handle;

    a staple cartridge mounted on said support shaft and connected to said staple actuator mechanism for applying one or more staples seriatim to the tissue; and

    said staple cartridge being mounted for pivotal movement relative to said support shaft about an axis transverse to said longitudinal axis of said support shaft;

    and wherein said cartridge comprises;

    a cartridge housing adapted to receive a plurality of staples in a row for longitudinal movement therethrough;

    an anvil mounted on said housing;

    means for advancing the forwardmost staple in the row into engagement with said anvil;

    means for rotating the forwardmost staple from a transverse orientation into a longitudinal orientation as the staple is advanced toward said anvil; and

    means for forming the forwardmost staple about said anvil to attach the staple to the tissue.

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