Rapid assembly concentric mating stent, tissue heart valve with enhanced clamping and tissue exposure
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United States of America Patent
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Feb 6, 1996
Issued Date -
N/A
app pub date -
Mar 7, 1995
filing date -
Jan 24, 1991
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A concentric mating stent tissue heart valve which is capable of being assembled with a variety of tissue sources is provided. The valve comprises at least one piece of tissue clamped between an inner and an outer stent. The outer stent is configured with a plurality of spaced posts extending from a base, wherein the posts are configured with open windows so that at least a portion of the tissue in the assembled valve is exposed through the windows. Several embodiments of the outer stent are disclosed, including where the outer stent comprises a crimped metal wire frame covered with a Dacron tube.
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Family
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