Fully-implantable cardiac recovery system
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United States of America Patent
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Nov 10, 2009
Grant Date -
Sep 28, 2006
app pub date -
Feb 24, 2004
filing date -
Feb 24, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Apparatus (20) is provided including an inflatable bladder (40), adapted to be coupled to a blood vessel (22) of a subject (18) carrying oxygenated blood, such that an interior of the bladder (40) is in fluid communication with the blood. The apparatus also includes a piston (48) in mechanical communication with the bladder (40); a motor (60), adapted to synchronize contraction and expansion of the bladder (40) with a cardiac cycle of the subject (18) by applying a motor force to the piston (48); and a spring (54), adapted to apply a spring force to the piston (48).
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