Jingna LI

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Yongzhou, CN

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Patents Applicationslast 30 patents

Information Patent Application
FEMORAL NECK-PRESERVING ARTIFICIAL HIP JOINT FEMORAL PROSTHESIS
- Publication number 20220354655
- Publication date Nov 10, 2022
- Xieping DONG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BONE FIXATION SYSTEM CAPABLE OF GRADUALLY CHANGING FROM RIGID FIXAT...
- Publication number 20220265331
- Publication date Aug 25, 2022
- Xieping DONG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE