Circulatory assistance device
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United States of America
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Jan 25, 2022
Grant Date -
Jul 4, 2019
app pub date -
Aug 25, 2017
filing date -
Aug 25, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
Circulatory assistance device for a heart of a living being, including a cuff for periodically applying pressure to the heart by at least one dielectric elastomer membrane which is controllable by a control device in synchronization with a cardiac beat in order to convey blood in pulses, wherein the cuff is designed to be pulled over the outside of the heart and for this purpose has an inner shape that is adapted to the outer contour of the heart at least in the region outside the ventricles, wherein the cuff is composed of an outer contraction layer including the dielectric elastomer membrane and an inner padding layer, and the inner padding layer is filled with an incompressible liquid and has at least one outlet valve, which is closed in a normal state and opened in an emergency state.
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