Combined prosthetic aortic heart valve and vascular graft
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jun 23, 1992
Grant Date -
N/A
app pub date -
Nov 21, 1991
filing date -
Nov 21, 1991
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A combined mechanical heart valve and vascular graft having a shortened transition area between the valve and the graft. The mechanical valve comprises a rigid circular annulus supporting internal leaflets. A stiffening ring surrounds the annulus and provides support for a sewing ring to attach the valve to the heart. The stiffening ring also captures a proximal end of the vascular graft between the stiffening ring and the annulus.
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