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IMPLANTABLE MEDICAL DEVICE WITH CONSTRAINED EXPANSION

  • US 20070106372A1
  • Filed: 10/10/2006
  • Published: 05/10/2007
  • Est. Priority Date: 05/19/2003
  • Status: Active Grant
First Claim
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1. A medical device for implantation in a body vessel, comprising:

  • a support structure having a first, unexpanded configuration and a second, expanded configuration; and

    a graft member connected to the support structure and comprising a valve portion and a constraining portion, the constraining portion sized to be drawn taught as the support structure expands from the first configuration to the second configuration and the valve portion adapted to permit fluid flow through said body vessel in a first direction and substantially prevent fluid flow through said body vessel in a second, opposite direction.

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