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Apparatus and method for minimally invasive surgery using rotational cutting tool

  • US 6,428,539 B1
  • Filed: 03/09/2000
  • Issued: 08/06/2002
  • Est. Priority Date: 03/09/2000
  • Status: Expired due to Term
First Claim
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1. A surgical instrument comprising:

  • a tube having a distal end and a proximal end, said distal end including a cutting edge; and

    a shaft within said tube, said shaft having a distal end and a proximal end, said distal end of said shaft including a blade, one of said shaft and said tube being rotatable with respect to the other such that said blade cooperates with said cutting edge;

    wherein said tube has a first axis and said shaft has a second axis displaced from said first axis.

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