Circulatory Assist Systems and Methods

Abstract: circulatory assist systems and related methods provide for pumping of blood from a ventricle to an artery. a circulatory assist system includes a ventricular assist device, a motor control circuit, a controller, a sensing circuit, and a blood flow cannula. the ventricular assist device includes a housing, a stator assembly, and a blood flow impeller. the blood flow impeller includes a first disk portion, a second disk portion, and vanes extending between the first disk portion and the second disk portion. each of the first disk portion and the second disk portion includes embedded magnetic segments for rotation and levitation of the blood flow impeller. the first disk portion has central aperture configured for transit of a blood flow received through the blood flow inlet into the blood flow impeller for impelling radially outwardly between the first disk portion and the second disk portion via the vanes.

Inventor(s): Alexander Medvedev, Shunzhou Yu, Ren You

CPC Classification: A61B5/024 (Detecting, measuring or recording pulse rate or heart rate (, take precedence))

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