Apparatus for assisting systolic and diastolic cardiac function
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United States of America Patent
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Jun 4, 2002
Issued Date -
N/A
app pub date -
Sep 18, 2000
filing date -
Mar 14, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention pertains to an apparatus for assisting a patient's heart operation. The apparatus comprises a mechanism for expanding and collapsing a right ventricle free wall of a heart of a patient. The apparatus also comprises a mechanism for powering the expanding and collapsing mechanism. The powering mechanism is in communication with the expanding and collapsing mechanism. The present invention pertains to a method for assisting operation of a patient's heart. The method comprises the steps of expanding a balloon placed between a right ventricle free wall and a septum of a patient such that right ventricular compression is achieved during cardiac systole. Then there is the step of collapsing the balloon during cardiac diastole.
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