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Capsule suction punch instrument and method of use

  • US 5,423,330 A
  • Filed: 03/10/1993
  • Issued: 06/13/1995
  • Est. Priority Date: 03/10/1993
  • Status: Expired due to Term
First Claim
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1. A surgical instrument comprising:

  • a tubular body having a distal portion and a proximal portion;

    an elongated tubular cutting member having a cutting edge, said cutting member being constructed and arranged with respect to said tubular body so as to be longitudinally received within said tubular body for guided longitudinal reciprocal movement therein between a cutting position wherein said cutting edge projects from said distal portion and a non-cutting position wherein said cutting edge is retracted within the tubular body;

    means for selectively urging said cutting member and thus said cutting edge toward said cutting position; and

    a vacuum source coupled to at least one of said tubular body and said cutting member for generating a vacuum therein, said vacuum source being constructed and arranged with respect to one of said tubular body and said cutting member so as to hold tissue to be cut.

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