Knee osteoarthritis (KOA)
Conditions
Interventions
Control group:Preoperative X-ray and CT measurements were used to evaluate the deformity and osteotomy angle, and intraoperative gross visualization and C-arm fluoroscopy were used to determine the os
Intervention group:Preoperative 3D printing technology was used to measure the deformity and osteotomy angle, and an osteotomy guide plate was printed. Intraoperative peri-knee osteotomy was performed
Sponsors
Cangzhou Hospital of Integrated Traditional Chinese and Western Medicine of Hebei
Eligibility
Sex/Gender
All
Age
40 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Meet the diagnostic criteria: The diagnostic criteria for knee osteoarthritis as stipulated in the "2022 Chinese Clinical Practice Guidelines: Osteotomy around the Knee Joint for the Treatment of Knee Osteoarthritis" Recurrent knee pain, aggravated after activity, morning stiffness =90°; 5. Flexion contracture deformity <=10°; 6. Complete medical records; 7. The patient is conscious, has no obvious cognitive dysfunction, is willing to participate in the study and sign the informed consent form
Exclusion criteria
Exclusion criteria: 1. History of previous knee trauma or surgery; 2. Severe knee instability (grade III ligament injury); 3. Loss of joint space (Kellgren-Lawrence grade IV on X-ray); 4. Deformities of the foot or ankle; 5. Extreme obesity; 6. Concurrent rheumatoid arthritis or knee joint infection; 7. Presence of tumors or other severe systemic diseases that render the patient unable to tolerate surgery; 8. Concurrent coagulation disorders; 9. Poor treatment compliance; 10. History of mental illness or family history of mental illness; 11. Conditions affecting emotional expression, such as dementia, impaired consciousness, or aphasia; 12. History of drug or alcohol dependence; If any of the above conditions are met, the candidate will not be selected.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Hospital for Special Surgery Knee Function Score (HSS); | — |
Secondary
| Measure | Time frame |
|---|---|
| Perioperative indicators: operation time, blood loss, time to get out of bed after surgery.;Knee joint function;Pain score;Imaging assessment: Correction of lower limb force lines; | — |
Countries
China
Contacts
Public ContactHu Yanzhao
Cangzhou Hospital of Integrated Traditional Chinese and Western Medicine of Hebei
Outcome results
None listed