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Surgical stapler with improved safety mechanism

  • US 5,678,748 A
  • Filed: 05/24/1995
  • Issued: 10/21/1997
  • Est. Priority Date: 05/24/1995
  • Status: Expired due to Fees
First Claim
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1. An apparatus for simultaneously securing a plurality of surgical staples in tissues and organs, including a supporting frame;

  • a staple cartridge containing a plurality of staples movably supported by said frame;

    an anvil mounted on said supporting frame for engagement by said staples, means for moving said staple cartridge from a retracted position to a clamping position proximate said anvil, said means including a lever pivotally connected to said supporting frame, said lever being movable from a retracted position to a closed position, means for urging said staples into pressural engagement with said anvil, said means for urging said staples into pressural engagement with said anvil comprising an operating member movable between a first position wherein said lever is in said retracted position, to a second position wherein said lever is in said closed position, the improvement comprising safety means for releasably securing said operating member in said second position, thereby locking said lever in said closed position.

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