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Composite valved graft comprising double sewing cuffs

  • US 10,143,549 B2
  • Filed: 10/10/2014
  • Issued: 12/04/2018
  • Est. Priority Date: 08/05/2014
  • Status: Active Grant
First Claim
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1. A composite valved graft for aortic root replacement in which a portion of the aorta is resected and replaced, said composite valved graft comprising;

  • a valve; and

    a conduit part connected to the valve, wherein the conduit part presents a first opening and the valve is positioned within the first opening,wherein the conduit part comprises a ring-shaped sewing cuff surrounding and connected to the outer circumference of the conduit part, wherein the sewing cuff comprises a first sewing cuff and a second sewing cuff positioned below the first sewing cuff, wherein the first and second sewing cuffs are spaced apart from the first opening of the conduit part,wherein the distance between the first sewn cuff and the second sewing cuff is increased as they outwardly extend; and

    wherein the first sewing cuff and the second sewing cuff are configured to be connected to different portions of human tissue.

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