Title:
DRIVING DEVICE AND BLOOD PUMP
Document Type and Number:
WIPO Patent Application WO/2024/007793
Kind Code:
A1
Abstract:
A driving device (10) and a blood pump (1). The driving device (10) comprises a housing (100), a rotating shaft (200), a first rotor (300), a first shaft sleeve (400), a second shaft sleeve (500), and a limiting component (600). The first rotor (300) is fixedly connected to one end of the rotating shaft (200). The first rotor (300) has a ball head part (310). The first shaft sleeve (400) is provided with a groove (410) with a concave spherical groove wall (412). The ball head part (310) is movably arranged in the groove (410). The rotating shaft (200) is rotatably arranged on the second shaft sleeve (500) in a penetrating manner. The limiting component (600) is fixedly connected to the rotating shaft (200). The limiting component (600) is located between the second shaft sleeve (500) and the first rotor (300). The limiting component (600) can abut against the second shaft sleeve (500). The blood pump (1) comprises the driving device (10) and an impeller (20).
Inventors:
XIE DUANQING (CN)
YU SHUNZHOU (CN)
YU SHUNZHOU (CN)
Application Number:
PCT/CN2023/098354
Publication Date:
January 11, 2024
Filing Date:
June 05, 2023
Export Citation:
Assignee:
SHENZHEN CORE MEDICAL TECH CO LTD (CN)
International Classes:
A61M60/81; A61M60/126
Foreign References:
| CN112472999A | 2021-03-12 | |||
| CN112689716A | 2021-04-20 | |||
| KR101457816B1 | 2014-11-03 | |||
| CN115282470A | 2022-11-04 | |||
| CN110709114A | 2020-01-17 | |||
| CN110768441A | 2020-02-07 | |||
| CN111375098A | 2020-07-07 | |||
| CN114652952A | 2022-06-24 | |||
| US10722627B1 | 2020-07-28 | |||
| US20150051436A1 | 2015-02-19 | |||
| US20200171224A1 | 2020-06-04 |
Attorney, Agent or Firm:
SHENZHEN KEJIN INTELLECTUAL PROPERTY OFFICE (CN)
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