Radiopaque, antithrombogenic stent and method for its production
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United States of America Patent
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Jan 16, 2001
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N/A
app pub date -
Sep 23, 1997
filing date -
Sep 25, 1996
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Abstract
A stent having long-term antithrombogenicity and radiopacity whose location and geometry can be radiographically confirmed is provided. The production method is also provided. The stent of the invention has an antithrombogenic agent covalently bonded on it surface, and the antithrombogenic agent is immobilized onto the stent surface through coupling agent having at least two amino groups and a crosslinking agent having at least two aldehyde and/or epoxy groups. The stent of the invention also has a radiopaque metal plated on at least a part thereof.
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