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Surgical instrument with extended reach for use in minimally invasive surgery

  • US 6,312,435 B1
  • Filed: 10/08/1999
  • Issued: 11/06/2001
  • Est. Priority Date: 10/08/1999
  • Status: Expired due to Term
First Claim
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1. A surgical instrument comprisingan elongate shaft defining opposed ends;

  • an end effector mounted at one of the ends of the shaft, the end effector having two fingers pivotally connected relative to each other to be angularly displaceable relative to each other about an end effector pivot axis at the one end of the shaft, each finger defining a free end remote from the end effector pivot axis and being of a length defined between its free end and the end effector pivot axis of at least 18 mm; and

    a robotic control system coupled to the shaft for effecting movements and actuation of the end effector.

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