Title:
JOINT PROSTHESIS HAVING SURFACE CROSS-LINKED LAYER AND MANUFACTURING METHOD THEREFOR, AND PRESSING MOLD ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2023/109547
Kind Code:
A1
Abstract:
The present application relates to a joint prosthesis having a surface cross-linked layer and a manufacturing method therefor, and a pressing mold assembly for manufacturing the joint prosthesis. The joint prosthesis comprises a surface cross-linked layer and a matrix layer, wherein a friction face of the joint prosthesis is located on an outer surface of the surface cross-linked layer, UHMWPE in the surface cross-linked layer has a high degree of cross-linking, and UHMWPE in the matrix layer has a low degree of cross-linking overall or no cross-linking.
Inventors:
YU TIANBAI (CN)
PAN ZHONGCHENG (CN)
LIANG ZHU (CN)
YAO XIARUI (CN)
CHANG ZHAOHUA (CN)
PAN ZHONGCHENG (CN)
LIANG ZHU (CN)
YAO XIARUI (CN)
CHANG ZHAOHUA (CN)
Application Number:
PCT/CN2022/136517
Publication Date:
June 22, 2023
Filing Date:
December 05, 2022
Export Citation:
Assignee:
SUZHOU MICROPORT ORTHORECON CO LTD (CN)
International Classes:
A61L27/50; A61L27/16; A61L27/40; B29C35/08; B29C43/14; B29C43/36
Domestic Patent References:
| WO2017083476A1 | 2017-05-18 | |||
| WO1998016258A1 | 1998-04-23 |
Foreign References:
| CN114344568A | 2022-04-15 | |||
| US20030144741A1 | 2003-07-31 | |||
| CN103007356A | 2013-04-03 | |||
| CN102762234A | 2012-10-31 | |||
| CN102276864A | 2011-12-14 | |||
| EP0963824A2 | 1999-12-15 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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