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Trocar adapter seal and method of use

  • US 5,104,383 A
  • Filed: 03/20/1991
  • Issued: 04/14/1992
  • Est. Priority Date: 10/17/1989
  • Status: Expired due to Term
First Claim
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1. A method for performing an endoscopic procedure comprising:

  • a) inserting a cannula assembly into a body cavity;

    b) placing an adapter seal in said cannula assembly, said adapter seal comprising an adapter plate having an adapter plate sealing aperture and a stabilizer plate, said adapter seal removably engaging and cooperating with said cannula assembly to provide a gaseous seal along the periphery of said adapter seal;

    c) inserting a first surgical instrument having a first diameter through said aperture into said cannula assembly;

    d) removing said adapter seal from said cannula assembly and continuing said endoscopic procedure with a second instrument of larger size.

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