ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,270, issued on Dec. 2, was assigned to Berlin Heart GmbH (Berlin).

"Fluid pump" was invented by Adrian Wisniewski (Berlin), Jorg Muller (Berlin) and Bodo Schmidt (Teltow, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid pump is provided for delivering a fluid, particularly blood, comprising: a housing with a fluid inlet and a fluid outlet and a rotor, which is mounted in the housing such that it can rotate about an axis of rotation in order to deliver the fluid from the fluid inlet to the fluid outlet, the rotor being mounted in the housing by means of a mechanical bearing. A flow cross-section between the rotor and the housing has a lo...