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Expandable body cavity liner device

  • US 20030028209A1
  • Filed: 07/31/2001
  • Published: 02/06/2003
  • Est. Priority Date: 07/31/2001
  • Status: Abandoned Application
First Claim
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1. An aneurysm liner for treating an aneurysm in a parent vessel, the aneurysm liner comprising:

  • a liner sac made of an inelastic material having a sac and folded or pleated expansion zones, the sac, under ambient external pressure being expandable to a first peripheral dimension under influence of a first internal pressure and the expansion zones being expandable to a second, larger peripheral dimension, under influence of a second internal pressure greater than the first internal pressure.

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