Drug-eluting stent
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United States of America Patent
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May 31, 2011
Grant Date -
Jan 28, 2010
app pub date -
Jul 23, 2008
filing date -
Jul 23, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A stent for delivering therapeutic agents to a body lumen includes a plurality of circumferential serpentine bands with each band comprising a plurality of struts. At least one strut has at least one first well region and at least one second well region. The at least one first well region has a first thickness, the at least one second well region has a second thickness, the first thickness being greater than the second thickness. Each well region defines a well having a depth. At least some of the wells contain a therapeutic agent.
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