Title:
VALVE CLIP REMOVAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/127921
Kind Code:
A1
Abstract:
A valve clip removal device, comprising: an outer tube (100), a capture device (200), and a cutter (300), wherein the capture device (200) comprises one or more capture heads (210); the outer tube (100) is provided with a recovery cavity (110), and the capture heads (210) are arranged at a distal end of the outer tube (100); the capture heads (210) can extend out, in a direction away from the distal end of the outer tube (100), and grasp a valve clip, and can also be withdrawn in a direction towards the distal end of the outer tube (100) and capture the valve clip in the recovery cavity (110) of the outer tube (100); a distal portion of the cutter (300) is arranged around the interior of the recovery cavity (110) of the outer tube (100); and the cutter (300) is used to remove the valve clip captured in the recovery cavity (110) of the outer tube (100). By means of the removal device, an implant can be separated or removed via a catheter, for the preparation of a patient before further valve replacement. In addition, the removal device is simple and reliable, and can be operated conveniently and quickly.
Inventors:
BIAN YINGNAN (CN)
GAO YI (CN)
WANG XINGZHAO (CN)
GAO YI (CN)
WANG XINGZHAO (CN)
Application Number:
PCT/CN2021/139340
Publication Date:
June 23, 2022
Filing Date:
December 17, 2021
Export Citation:
Assignee:
ENLIGHT MEDICAL TECH SHANGHAI CO LTD (CN)
International Classes:
A61B17/076; A61B17/10; A61B17/128
Foreign References:
| US20180092661A1 | 2018-04-05 | |||
| FR2903292A1 | 2008-01-11 | |||
| US5893863A | 1999-04-13 | |||
| US6007554A | 1999-12-28 | |||
| CN111227889A | 2020-06-05 |
Attorney, Agent or Firm:
XU&PARTNERS, LLC. (CN)
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