Methods for manufacturing a coated stent-balloon assembly
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United States of America Patent
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Jan 19, 2010
Grant Date -
Mar 2, 2006
app pub date -
Aug 26, 2004
filing date -
Aug 26, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
Methods of coating a stent subsequent to mounting or crimping of the stent on a balloon of a catheter assembly are disclosed. One method includes forming a sacrificial layer on a balloon of a catheter assembly; followed by mounting a stent on the balloon, the stent including struts separated by gaps; followed by forming a stent coating on the stent; and followed by removal of the sacrificial layer. Another method includes mounting a stent on a balloon, the stent including struts separated by gaps; followed by forming a sacrificial layer on the balloon in the areas of the gaps between struts of the stent; followed by forming a coating on the stent; and followed by removing the sacrificial layer, wherein the coating remains on an outer surface of the stent.
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