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Laparoscopic cannula assembly and associated method

  • US 5,269,772 A
  • Filed: 07/14/1992
  • Issued: 12/14/1993
  • Est. Priority Date: 01/24/1992
  • Status: Expired due to Term
First Claim
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1. A cannula assembly for use in laparoscopic surgery, comprising:

  • a rigid tubular member;

    first means connected to said tubular member and rigid therewith for defining, for a first laparoscopic instrument having a rigid shaft, a first insertion path through said tubular member and through a region of predetermined area to be lodged in a patient'"'"'s abdomen;

    second means connected to said tubular member and at least partially separate from said first means for defining, for a second laparoscopic instrument having a rigid shaft, a second insertion path through said region; and

    angle means on said tubular member for angling said first insertion path and said second insertion path relative to one another so that said first laparoscopic instrument and said second laparoscopic instrument emerge from a distal end of the cannula assembly at an angle relative to one another.

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