Osteoarthritis of knee
Conditions
Interventions
experimental group:Apply precision auxiliary tools
control group:Apply traditional osteotomy guide plate
Sponsors
Xuanwu Hospital of Capital Medical University
Eligibility
Sex/Gender
All
Age
40 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Patients who meet the diagnostic criteria; 2. Patients with aged <= 70 years old; 3. Agree to operate on the same operator (operated by a doctor with senior professional title, adopting unified standardized owto technology, 3D printing osteotomy guide plate and internal fixation materials of the same manufacturer); 4. Patients who are able to cooperate with specific treatment: those who have specified time for reexamination and regular rehabilitation exercise, and complete data.
Exclusion criteria
Exclusion criteria: 1. Patients with primary osteoarthritis involving the lateral compartment of the joint; 2. Patients who need structural bone grafting during operation; 3. Patients with rheumatoid arthritis, bone tumor or Paget disease.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Number of intraoperative fluoroscopy; | — |
Secondary
| Measure | Time frame |
|---|---|
| The operation time;Cumulative dose;Total blood loss 3 days after surgery;The difference between the actual postoperative open Angle and the preoperative design Angle;The difference between the postoperatively adjusted position of the line of force and the preoperatively estimated position;Angle of the distal tibia rotation;Angle of the tibial plateau after osteotomy;tibial plateau stress;Postoperative pain score at 6, 12 and 24 hours;Clinical function score;Complication rate and healing rate; | — |
Countries
China
Contacts
Public ContactShuai An
Xuanwu Hospital of Capital Medical University
Outcome results
None listed