End-stage knee osteoarthritis
Conditions
Interventions
Experimental group:Knee replacement surgery assist system
Sponsors
First Medical Center of General Hospital of Chinese People's Liberation Army
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Aged 18 to 80 years; 2. Patients diagnosed with knee osteoarthritis who have failed conservative treatment; 3. Patients evaluated by the investigator for the first unilateral total knee replacement surgery; 4. Subjects fully understand the benefits and risks of this trial and are willing to participate and sign informed consent.
Exclusion criteria
Exclusion criteria: 1. Body mass index (BMI)> 35kg / m2; 2. Patients with important organ failure such as heart and lung; 3. With abnormal liver and kidney function (ALT, AST> 1.5 times normal, blood BUN> 8.3 mmol/L, blood Scr> 115 umol/L); 4. Patients with diabetes and poorly controlled blood glucose levels, who are at risk of infection as judged by researchers; 5. With concomitant disturbance of consciousness or mental illness; 6. Have a history of open knee surgery; 7. With neuromuscular dysfunction affects lower limb function; 8. Patients with severe coagulopathy; 9. With complicated by severe internal or surgical illness or physical weakness, and cannot tolerate surgery; 10. TKA that is severely unstable and cannot be cured with ligament retention; 11. There are active infections in the body (systemic or local infections); 12. With severe osteoporosis, metabolic bone disease, radiation bone disease, and tumor around the knee joint; 13. Women in family planning, lactation and pregnancy during the entire clinical study period; 14. Participants in other clinical trials within 3 months; 15. Researchers believe that it is not appropriate to participate in this clinical trial for other reasons.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Force line recovery accuracy; | — |
Secondary
| Measure | Time frame |
|---|---|
| Prosthetic implant accuracy;Joint function evaluation;operation time;Total bleeding volume; | — |
Countries
China
Contacts
Public ContactZhou Zongke
Department of Orthopaedics, West China Hospital, Sichuan University
Outcome results
None listed