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Vascular device for treating venous valve insufficiency

  • US 9,668,861 B2
  • Filed: 02/07/2015
  • Issued: 06/06/2017
  • Est. Priority Date: 03/15/2014
  • Status: Active Grant
First Claim
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1. A vascular device for treating vein valve insufficiency comprising:

  • an elongated member having a first upstream portion and a second downstream portion;

    a first retention portion at the first upstream portion, the first retention portion movable from a first elongated insertion position to an expanded position;

    a second retention portion at the second downstream portion, the second retention portion movable from a first elongated insertion position to an expanded position;

    an intermediate looped portion positioned between the first upstream portion and the second downstream portion;

    a valve supported by the intermediate looped portion and movable between an open position to allow blood flow therethrough and a closed position to inhibit blood flow therethrough; and

    first and second members extending from the intermediate looped portion to retain the valve;

    wherein the intermediate looped portion is composed of a material enabling the intermediate looped portion to be adjustable to loops of different diameters dependent on an inner diameter of the vessel wall.

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