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Access device with expandable containment member

  • US 5,971,938 A
  • Filed: 11/19/1997
  • Issued: 10/26/1999
  • Est. Priority Date: 04/02/1996
  • Status: Expired due to Term
First Claim
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1. An access device, comprising:

  • an outer flexible tube having a proximal end and a distal end;

    an expandable containment member attached to the outer flexible tube at the distal end, the expandable containment member extending distally from the distal end and having an unexpanded diameter and an expanded diameter, the outer flexible tube and the expandable containment member together surrounding a lumen within the access device; and

    a holding member adapted for being disposed within the lumen of the access device, the holding member being controllable from the proximal end of the outer flexible tube and movable between a first configuration for holding the expandable containment member in radial compression, and a second configuration where the expandable containment member can assume the expanded diameter.

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