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US Patent 10947986 Compact centrifugal pump with magnetically suspended impeller

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
10947986
Date of Patent
March 16, 2021
Patent Application Number
16032316
Date Filed
July 11, 2018
Patent Citations
‌
US Patent 10543301 Heart pump
‌
US Patent 10371152 Alternating pump gaps
‌
US Patent 10245361 Impeller suspension mechanism for heart pump
Patent Citations Received
‌
US Patent 11070108 Electromagnetic rotary drive and a rotational device
Patent Primary Examiner
‌
Devon C. Kramer
Patent abstract

A centrifugal fluid pump with a fully magnetically suspended rotor to improve blood compatibility when pumping blood is disclosed. The pump stabilizes radial displacements of a disc-like rotor with active control through separate electric motor and magnetic bearings to improve the pump's critical performances including device packaging size, system simplicity and reliability, stiffness and other dynamic performances of suspension, power efficiency, and others.

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