knee osteoarthritis
Conditions
Interventions
control:classical intramedullary guided osteotomy
experimental group:modified extramedullary guided osteotomy
Sponsors
The First Affiliated Hospital of Sun Yat-sen University
Eligibility
Sex/Gender
All
Age
50 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1. Aged 50-80 years old; 2. Primary/secondary hip osteoarthritis, course of disease = 6 months; 3. Difficult to walk, and 3 month conservative treatment is ineffective; 4. AP plain radiograph shows narrowing of knee joint space; 5. The radiography and physical examination confirm that the knee pain and limitation of activities of daily Living are caused by hip joint disease.
Exclusion criteria
Exclusion criteria: 1. Mild knee joint disease or course of disease < 6 months; 2. Pathological fracture (spine metastasis myeloma); 3. Neurological disease causing limitation of motion as Parkinson's Disease, cerebral infarction; 4. The radiography and physical examination confirm that the knee pain and limitation of activities of daily Living are not caused by hip joint disease; 5. Coagulopathy, localized infection of surgical region; 6. Malignancy, other systemic diseases which severely affect the motion, joint function and quality of life.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| mechanical alignment angle;femoral component angle in coronal plane;tibial component angle in coronal;OKS;WOMAC score; | — |
Countries
China
Contacts
Public ContactFu Ming
The First Affiliated Hospital of Sun Yat-sen University
Outcome results
None listed