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SURGICAL STAPLING INSTRUMENT INCORPORATING A FIRING MECHANISM HAVING A LINKED RACK TRANSMISSION

  • US 20050067459A1
  • Filed: 09/29/2003
  • Published: 03/31/2005
  • Est. Priority Date: 09/29/2003
  • Status: Active Grant
First Claim
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1. A surgical instrument, comprising:

  • an end effector responsive to a longitudinal firing motion to perform a surgical operation;

    a shaft distally connected to the end effector;

    a firing member slidingly receiving by the shaft to transfer the firing motion to the end effector; and

    a handle proximally connected to the shaft and firing member, comprising;

    a barrel portion longitudinally aligned with the shaft, a grip portion projecting from the barrel portion, a linked rack formed from a plurality of links positioned in the barrel portion and distally coupled to the firing member, and a firing mechanism coupled to the linked rack to impart the firing motion.

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