Rotary blood pump

Details Rotary blood pump Rotary blood pump

A - Human Necessities

61

M

A61M 1/12 (2006.01) A61M 1/10 (2006.01) F04D 29/04 (2006.01) F04D 29/22 (2006.01) F16C 39/06 (2006.01) H02K 5/128 (2006.01) H02K 7/09 (2006.01) H02K 7/14 (2006.01) H02K 41/03 (2006.01)

Patent

CA 2218342

This invention is an implantable rotary blood pump without a shaft seal. The pump includes rotary element (18) having a pump impeller (38) at one end. The rotary element and the impeller are maintained in radial alignment by respective, passive magnetic bearings (23, 24).

L'invention concerne une pompe cardiaque rotative implantable, dépourvue de joint d'arbre. La pompe comprend un élément rotatif (18) muni d'une roue de pompe (38) à l'une de ses extrémités. L'alignement radial de l'élément rotatif et de la roue de pompe est assuré par des paliers magnétiques passifs (23, 24).

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