Title:
血液ポンプ装置
Document Type and Number:
Japanese Patent JP5171953
Kind Code:
B2
Abstract:
Disclosed is a blood pump apparatus (1) including a housing (2) having a blood inlet port (6) and blood outlet port (7), a pump unit (12) including an impeller (8) that rotates within the housing, and an impeller rotational torque generation section (13). The housing (2) includes a plurality of magnetic members (54) embedded between the impeller (8) and the impeller rotational torque generation section (13) for transmitting a magnetically attractive force generated by the impeller rotational torque generation section (13) to an impeller body (25). The pump device (1) includes a non-contact bearing mechanism for rotating the impeller without contacting with the inner surface of the housing when the impeller is rotated by the impeller rotational torque generation section (13).
Inventors:
Mori Takeju
Application Number:
JP2010518002A
Publication Date:
March 27, 2013
Filing Date:
June 22, 2009
Export Citation:
Assignee:
Terumo Corporation
International Classes:
A61M1/10; A61M1/12; F04D7/04; F04D29/057; F04D29/42
Domestic Patent References:
| JPH0742869U | 1995-08-11 | |||
| JP2008132131A | 2008-06-12 | |||
| JP2007089972A | 2007-04-12 | |||
| JP2004332566A | 2004-11-25 |
Attorney, Agent or Firm:
Shoichi Mukaiyama