Balloon catheter devices with drug delivery extensions
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United States of America Patent
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Dec 31, 2013
Grant Date -
Mar 3, 2011
app pub date -
Aug 18, 2010
filing date -
Aug 31, 2009
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A medical device is provided for dilatation of a vessel and delivery of a therapeutic agent to a wall of the vessel. The medical device comprises a catheter, a balloon located at a distal end of the catheter, and a drug delivery extension. The drug delivery extension is configured to extend beyond an outer surface of the balloon when the balloon is in an expanded configuration in order to deliver the therapeutic agent to an area beyond the outer surface of the balloon. The drug delivery extension may be one or more tubes, elongate members and/or expandable structures. The drug delivery extension may include a sheath for drug delivery.
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