Knee osteoarthritis
Conditions
Interventions
experimental group:Single condyle replacement with adjustment of osteotomy Angle
control group:Single condyle replacement without adjustment of osteotomy Angle
Sponsors
China-Japan friendship Hospital
Eligibility
Sex/Gender
All
Age
60 Years to 85 Years
Inclusion criteria
Inclusion criteria: 1. According to the "Guidelines for the Diagnosis and Treatment of Osteoarthritis" of the Orthopedic Branch of the Chinese Medical Association, the diagnosis of primary osteoarthritis of the knee is clear, and the inner side of the knee is painful, and the conservative treatment effect is not good; 2. The imaging examination suggests the inner side Single-compartment osteoarthritis changes, the lateral compartment is good, the patellofemoral compartment is normal or mildly degenerated; 3. Preoperative knee mobility>90°, flexion contracture <10°, varus deformity <10°; 4. The knee joint is stable, without any cruciate ligament or collateral ligament insufficiency; 5. Oxford unicondyle replacement surgery is applied.
Exclusion criteria
Exclusion criteria: 1. Acute or repeated infection of the knee joint; 2. Inflammatory joint disease, such as rheumatoid arthritis, pigmented villonodular synovitis, psoriatic arthritis, pseudogouty arthritis, etc; 3. Bone fusion of the knee joint, stiff knee and severe deformity osteoarthritis.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| contact force of joint gap;bearing movement trajectory;Knee Society Score;radiological assessment of the prothesis;tibial slope; | — |
Countries
China
Contacts
Public ContactZhang Qidong
China-Japan Friendship Hospital
Outcome results
None listed