×

Stentless bioprosthetic cardiac valve

  • US 5,156,621 A
  • Filed: 03/15/1991
  • Issued: 10/20/1992
  • Est. Priority Date: 03/22/1988
  • Status: Expired due to Fees
First Claim
Patent Images

1. A self-supporting stentless cardiac valve bioprosthesis of the type fixable to a patient'"'"'s aortic ring for replacing an explanted valve comprising:

  • a tubular body of animal origin defining a flow passageway therethrough having a proximal and a distal end;

    a multi-valve obturator adjacent the proximal end of the tubular body for closing the flow passageway, each valve of the multi-valve obturator capable of rotating about a fulcrum adjacent an outer circumference of the flow passageway;

    a suture ring having a continuous annular cord disposed adjacent the fulcrum of each valve of the multi-valve obturator and being directly fixable to the patient'"'"'s aortic ring; and

    a textile coating compatible with the human body coating an outer surface of the tubular body and said continuous annular cord.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×