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Self-sealing surgical access port

  • US 20060241671A1
  • Filed: 04/20/2006
  • Published: 10/26/2006
  • Est. Priority Date: 04/20/2005
  • Status: Abandoned Application
First Claim
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1. A self sealing surgical access port permitting a surgical tool to be used within a body cavity, said access port comprising:

  • a rigid duct having a distal end positionable within the body cavity, said duct being extendable through living tissue of said body and having a proximal end positionable outside of said cavity; and

    a flexible tube positioned substantially coaxially within said duct and attached thereto, said tube having an inner low-friction surface surrounded by an elastic membrane, said membrane being biased so as to form a constricted region of said tube, said tube being elastically deformable radially outwardly to permit said surgical tool to pass through said duct and into said body cavity, said constricted region of said membrane closing around said tool to substantially continuously seal said tube while said tool extends therethrough.

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