作者: Takehisa Mori , Atsushi Okawa
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摘要: A centrifugal blood pump device includes a housing, section having an impeller which rotates in the housing to send by force upon rotation, rotation torque generation for attracting magnetic member of and rotating impeller, plurality grooves hydrodynamic bearing provided on inner face side. side wall each is formed as inclined obliquely such that groove expanded from bottom toward opening bearing.