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Endovascular graft

  • US 8,801,769 B2
  • Filed: 01/09/2013
  • Issued: 08/12/2014
  • Est. Priority Date: 02/09/1998
  • Status: Expired due to Fees
First Claim
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1. A bifurcated endovascular graft system comprising:

  • a main body portion of biocompatible material having a proximal end and an opposed distal end, the proximal end comprising a proximal neck portion having an open end the main body portion further comprising;

    an inflatable cuff permanently secured to the proximal neck portion of the main tubular body portion proximal to the open end of the proximal neck portion; and

    a non-inflatable expansion member having a generally cylindrical shape secured to a portion of the proximal neck portion of the main tubular body portion between the inflatable cuff and the end of the proximal neck portion, wherein the non-inflatable expansion member comprises expandable rings formed in a zig-zag pattern, and wherein at least some of the expandable rings formed in the zig-zag pattern of the non-inflatable expansion member extend from and beyond the open end of the proximal neck portion and are configured to exert an outward radial force independent of the main body portion;

    a first bifurcated portion having opposed open ends and secured at the distal end of the main body portion; and

    a second bifurcated portion having opposed open ends and secured at the distal end of the main body portion.

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