← USPTO Patent Grants

Magnetic propulsion and bearing for a hemodynamic support pump

Grant US12576262B2 Kind: B2 Mar 17, 2026

Assignee

Boston Scientific Scimed, Inc.

Inventors

Nathan Edwards, Steven R. Larsen, Travis J. Schauer, Jeffrey Lucas, Lloyd Radman, Sam Murthy

Abstract

Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that may include a blood pump. The blood pump may include a magnetic field source and an impeller assembly. The impeller assembly includes an impeller and a driven magnet. The driven magnet is longitudinally offset and distally disposed relative to the magnetic field source, and the driven magnet is rotatable and longitudinally controlled by the magnetic field source. The driven magnet includes a distal side, the distal side faces the impeller. The blood pump further includes a bearing assembly near the distal side of the driven magnet.

CPC Classifications

F04D 29/048 F04D 13/024 F04D 13/0633 F16C 2316/18 A61M 60/419 A61M 60/422 A61M 60/148 A61M 60/825 A61M 60/13 A61M 60/237 A61M 60/216 A61M 60/221 A61M 60/82

Filing Date

2022-02-10

Application No.

17669163

Claims

10