Title:
血管内血液ポンプ
Document Type and Number:
Japanese Patent JP6511116
Kind Code:
B2
Abstract:
An intravascular blood pump having a drive section (11), a catheter (14) fastened to the drive section proximally and a pump section (12) fastened to the drive section distally possesses an electric motor (21) whose motor shaft (25) is mounted in the drive section (11) with two radial sliding bearings (27, 31) and an axial sliding bearing (40). During operation, purge fluid is conveyed through the bearing gap of the axial sliding bearing (40) and farther through the radial sliding bearing (31) at the distal end of the drive section (11). The purge fluid is highly viscous, for example 20% glucose solution.
Inventors:
Spanier geld
Kirchhoff Frank
Gies Torsten
Michels Dirk
Kirchhoff Frank
Gies Torsten
Michels Dirk
Application Number:
JP2017213511A
Publication Date:
May 15, 2019
Filing Date:
November 06, 2017
Export Citation:
Assignee:
AvioMed Europa Game Bha
International Classes:
A61M60/13; A61M60/237; A61M60/422; A61M60/824; A61M60/829; F04D7/04; F04D29/046; F04D29/047
Domestic Patent References:
| JP2010528797A | ||||
| JP2000512191A | ||||
| JP2000511455A | ||||
| JP61500058A | ||||
| JP2011525385A | ||||
| JP2012527269A |
Foreign References:
| US5211546 | ||||
| US4944722 |
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office