Embolic protection and plaque removal system with closed circuit aspiration and filtering
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United States of America Patent
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Aug 23, 2011
Grant Date -
Jan 25, 2007
app pub date -
Jul 18, 2005
filing date -
Jul 18, 2005
priority date (Note) -
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Abstract
Embolic protection and plaque removal apparatus and methods are provided wherein an aspiration device aspirates, filters and reperfuses blood using a closed fluid circuit having a bi-directional working lumen. The plaque removal device includes a plurality of self-expanding cutting elements that form a cage that self-centers within the blood vessel to reduce the risk of trauma to the vessel lining.
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