Prosthetic heart valve with sewing ring
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United States of America Patent
Stats
-
Mar 14, 1995
Grant Date -
N/A
app pub date -
Apr 28, 1992
filing date -
Apr 28, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A prosthetic mechanical heart valve with a suture ring and stiffening ring combination which minimizes the radial thickness of the sewing ring. The valve comprises an annular stiffening ring captured between .upper and lower rings which are sewed into a knit fabric tube. The entire assembly of sewing ring and stiffening ring is then assembled as a unit onto the mechanical heart valve.
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Family
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