Title:
PROSTHETIC VALVE, VALVE LEAFLET THEREFOR, AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2024/041248
Kind Code:
A1
Abstract:
A prosthetic valve, a valve leaflet therefor, and a preparation method therefor. The valve leaflet comprises a body, an edge part of the body comprising a free edge and a fixing edge which are opposite to each other, and the body being made of a first polymer material; and a first reinforcing edge, distributed along the fixing edge, the first reinforcing edge being made of a second polymer material and being provided with a pore structure, and the first polymer material entering the pore structure and being fixed to the first reinforcing edge. The prosthetic valve leaflet has good blood compatibility, high anti-tearing strength and long service life, and the effective orifice area and the regurgitation ratio of the valve manufactured from the valve leaflet are better.
Inventors:
KUANG DAJUN (CN)
WEI XING (CN)
LIU ZHAOGANG (CN)
XU SHASHA (CN)
WEI XING (CN)
LIU ZHAOGANG (CN)
XU SHASHA (CN)
Application Number:
PCT/CN2023/106861
Publication Date:
February 29, 2024
Filing Date:
July 12, 2023
Export Citation:
Assignee:
VENUS MEDTECH HANGZHOU INC (CN)
International Classes:
A61F2/24
Domestic Patent References:
| WO2002024119A1 | 2002-03-28 |
Foreign References:
| US20210315690A1 | 2021-10-14 | |||
| CN113768663A | 2021-12-10 | |||
| CN113274169A | 2021-08-20 | |||
| CN113181432A | 2021-07-30 | |||
| US20120290082A1 | 2012-11-15 | |||
| CN113518633A | 2021-10-19 |
Attorney, Agent or Firm:
SHINY INTELLECTUAL PROPERTY FIRM (CN)
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