Method and apparatus for providing limited back-flow in a blood pump during a non-pumping state
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United States of America Patent
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N/A
Issued Date -
Jul 31, 2003
app pub date -
Dec 19, 2002
filing date -
Dec 19, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method and apparatus as described herein for substantially, but not entirely, blocking back-flow through a blood pump when the blood pump is not pumping blood wherein the method and apparatus can operate passively or actively if the blood pump stops pumping in order to provide a limited back-flow through the blood pump to prevent clot formation.
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