Title:
THROMBECTOMY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/242191
Kind Code:
A1
Abstract:
A thrombectomy device (10), comprising a cutter net (18) and a cutter head (17), wherein the cutter net (18) is fixed to a front end surface of a catheter (11), the cutter head (17) is located inside the catheter (11), a hollowed-out portion (1814) is arranged in the cutter net (18) in an axially-penetrating manner, the cutter head (17) can be driven to rotate in the catheter (11), and a front end of the cutter head (17) cooperates with the cutter net (18) to form a cutting structure to cut off a thrombus drawn from the hollowed-out portion (1814); the cutting structure comprises a first cutter edge and a second cutter edge, the first cutter edge is located on the cutter head (17), and the second cutter edge is located on the cutter net (18); and when the thrombectomy device (10) works, the first cutter edge rotates, the second cutter edge is fixed, and the first cutter edge and the second cutter edge cooperate to cut off the thrombus.
Inventors:
SHEN BIN (CN)
Application Number:
PCT/CN2021/143852
Publication Date:
November 24, 2022
Filing Date:
December 31, 2021
Export Citation:
Assignee:
GUANGZHOU BOSSH MEDCIAL TECH CO LTD (CN)
International Classes:
A61B17/22
Foreign References:
| CN113729850A | 2021-12-03 | |||
| CN113729848A | 2021-12-03 | |||
| CN113796926A | 2021-12-17 | |||
| CN113729851A | 2021-12-03 | |||
| CN113729849A | 2021-12-03 | |||
| US20060229646A1 | 2006-10-12 | |||
| CN101511284A | 2009-08-19 | |||
| CN108814676A | 2018-11-16 | |||
| US20180078276A1 | 2018-03-22 | |||
| CN109350178A | 2019-02-19 | |||
| CN112494103A | 2021-03-16 |
Attorney, Agent or Firm:
SHENZHEN J&Q INTELLECTUAL PROPERTY CO.,LTD. (CN)
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