Apical torsion device for cardiac assist

Surgery – Cardiac augmentation

Reexamination Certificate

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Reexamination Certificate

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08075471

ABSTRACT:
An apparatus for assisting a heart of a patient includes an actuator for wringing blood concurrently from both the right and left ventricles of the heart without contacting circulating blood of the patient. The apparatus includes a power source connected to the actuator to power the actuator. A method for assisting a heart of a patient includes the steps of powering an actuator in contact with the heart with a power source. There is the step of wringing blood concurrently from both the right and left ventricles of the heart without contacting circulating blood of the patient with the actuator.

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patent: 6146325 (2000-11-01), Lewis et al.
patent: 6387042 (2002-05-01), Herrero
patent: 2003/0078464 (2003-04-01), Trumble
patent: 2004/0015040 (2004-01-01), Melvin
patent: 2005/0107661 (2005-05-01), Lau et al.
patent: 2005/0250976 (2005-11-01), Melvin et al.
patent: 2005/0256363 (2005-11-01), Bolling et al.
patent: 2006/0009676 (2006-01-01), Melvin
patent: 2006/0155160 (2006-07-01), Melvin et al.

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