Medical device with plasma cross-linked hydrophilic coating
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United States of America Patent
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May 15, 2007
Grant Date -
Dec 23, 2004
app pub date -
Jul 16, 2004
filing date -
Sep 28, 2001
priority date (Note) -
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Abstract
A medical device with a hydrophilic and lubricious coating, wherein the coating includes a hydrophilic polymeric unit layer deposited on the medical device and cross-linked with a plasma deposited double bond monomer. The hydrophilic polymeric unit can include ethylene oxide with one or more primary or secondary alcohol groups or glycosaminoglycans such as hyaluronic acid, and the double bond monomer includes monomers containing at least one double bond, preferably a C.dbd.C, C.dbd.N or C.dbd.O bond, including N-trimethylsilyl-allylamine, ethylene, propylene and allyl alcohol.
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