Pumps – Motor driven – Electric or magnetic motor
Patent
1996-10-30
1998-09-08
Thorpe, Timothy
Pumps
Motor driven
Electric or magnetic motor
41742312, 415206, 415900, F04B 1700, F04D 2904
Patent
active
058037209
ABSTRACT:
A centrifugal blood pump used for heart-lung machines or the like comprising an impeller provided with pump vanes and a magnet means such as permanent magnets, a casing having an inlet port and an outlet port and rotatably accommodating the impeller, and a magnet drive means disposed outside the casing, wherein the impeller is supported by at least three balls above the bottom plate of the casing, held at the center of the bottom plate and rotated around the center axis of the impeller by the magnet means and the magnet drive means. When the upper and lower ends of the rotation shaft of the impeller are supported by the casing, the upper end of the rotation shaft is supported by a bearing embeddedly disposed at the top section of the conical section of the casing, and the inlet port of the casing is disposed adjacent to and eccentric from the top section.
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Makinouchi Kenzo
Nose Yukihiko
Ohara Yasuhisa
Baylor College of Medicine
Korytnyk Peter G.
Kyocera Corporation
Thorpe Timothy
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