A Clinical Trial Study of Knee System in Primary Total Knee Arthroplasty in China
Conditions
- Arthritis, Rheumatoid
- Osteoarthritis
- Post-traumatic; Arthrosis
Interventions
- DEVICE: Total Knee System made in China (Sigama, CoCr, PFC)
- DEVICE: Total Knee System made outside of China (Sigama, NP, PFC)
Sponsor
Johnson & Johnson Medical (Suzhou) Ltd.