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Title:
ROTARY BLOOD PUMP
Document Type and Number:
Japanese Patent JP2011080475
Kind Code:
A
Abstract:

To provide a pump which can operate a delicate behavior fluid such as a blood and is efficient at liquid pressure and is efficient on power.

The blood pump has a pump housing 110 for defining a pump chamber 112 having an inlet port 114 and an outlet port 116; a rotor 120 arranged in the pump housing; and an axial magnetic bearing arranged in the pump chamber and at least partially supporting the rotor. The axial magnetic bearing is formed with interaction between a spindle magnet assembly 160 arranged in a first spindle and a rotor magnet assembly 180 retained by the rotor. A setting screw 134 can be adjusted in a major axis direction of a shaft section of the axial magnetic bearing by moving the spindle magnet assembly along the major axis of the spindle.


Inventors:
Wampler, Richard
Lancisi, David
Application Number:
JP2010000258401
Publication Date:
April 21, 2011
Filing Date:
November 18, 2010
Export Citation:
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Assignee:
THORATEC CORP
International Classes:
F04D13/06; F04F99/00; A61M1/10; F04B17/00; F04B17/03; F04B35/04; F04D29/046; F04D29/047; F04D29/048; F16C17/02; F16C17/04; F16C32/00; F16C32/04



 
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