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Stentless heart valve and holder

  • US 5,197,979 A
  • Filed: 09/07/1990
  • Issued: 03/30/1993
  • Est. Priority Date: 09/07/1990
  • Status: Expired due to Term
First Claim
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1. A combination valve holder and prosthetic aortic segment comprising:

  • (a) a stentless aortic valve prosthesis comprising a low-pressure tanned animal aortic segment having intact the aortic valve, the aortic valve having left and right coronary arteries, a right coronary septal shelf, an inflow rim, an outflow rim and a pseudoannulus line, the aortic valve retaining its natural shape and flexibilty;

    and coronary openings formed by cutting away the left and right coronary arteries while leaving intact a band of aortic wall at least about 2 millimeters wide surrounding the coronary openings; and

    a suturable covering provided with edges and affixed along the entire right coronary septal shelf externally, the inflow rim both internally and externally, and covering at the outflow rim an area running internally directly above the pseudoannulus line and along the coronary openings, leaving uncovered a portion of aortic wall from 2 to 3.5 millimeters in width between the edges of the covering and each valve commissure;

    (b) a disposable holder body having an elongate detachable handle; and

    (c) a plurality of means for detachably attaching the holder body to the covering on the aortic segment.

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