Antithrombogenic materials
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United States of America Patent
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Jul 2, 1991
Issued Date -
N/A
app pub date -
Apr 13, 1990
filing date -
Apr 7, 1986
priority date (Note) -
Expired
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Abstract
An antithrombogenic material is described, comprising an expanded polytetrafluoroethylene base having a collagen layer provided on the surface thereof, and further provided thereon a composite layer of collagen and a mucopolysaccharide, and said collagen is crosslinked with a crosslinking agent.
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