For orthopedic surgery fractures are fixed, you need to do hand, feet and limb fractures, bone discomfort, and bone interception fixed parts
Conditions
Interventions
Test group:Use the magnesium alloy hollow bone screw produced by Suzhou Yingno Medical Technology Co., Ltd.
Control group:Use the hollow nail system produced by Cindez Co., Ltd.
Sponsors
Beijing Jishui Tan Hospital, Beijing, Affiliated to Capital Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. 18 ? age ?65 -year -old adult subjects; 2. There is an orthopedic surgery indicator that needs to be treated with fracture internal fixed surgery; 3. Injury to a subject who is less than or equal to 21 days; 4. The subjects who voluntarily participate in this experiment and sign the consent of informed consent;
Exclusion criteria
Exclusion criteria: 1. Local infection of the whole body or surgery site; 2. Insufficient bone volume of implanted parts, subjects who cannot fix the implant; 3. A subject of hypermiamia; 4. A subject of pathological fractures of the surgical site; 5. A subject with nerve injury in the surgical site; 6. Fractive fractures are subject to osteomyelitis and osteoidum chamber syndrome; 7. The surgical site is the subject of the palm finger and the backbone of the foot -toe toe bones. 8. The surgical site is a fixed subject with long backbone fractures of the limbs. 9. A subject of metabolic bone disease (except for the elderly osteoporosis); 10. A subject with malignant tumors; 11. A subject with severe craniocerebral brain and organ injury; 12. Severe hearts, liver, kidney, lung, blood system and other diseases who cannot tolerate surgery; 13. Use sedative hypnotic pills, non -sterite anti -inflammatory drugs (more than 3 months in a row); 14. Women who are pregnant, breastfeeding, and participating in this trial within 1 year of pregnancy plan; 15. A subject with cognitive dysfunction such as dementia and delirium; 16. A subject who participated in other clinical trials within 3 months;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Excellent surgical treatment effect; | — |
Secondary
| Measure | Time frame |
|---|---|
| Excellent surgical treatment effect;Instrument operation performance evaluation;Wound -level healing rate evaluation;Evaluation of the degree of degradation of screws; | — |
Countries
China
Contacts
Public ContactXieyuan Jiang/Maoqi Gong
Beijing Jishui Tan Hospital, Beijing, Affiliated to Capital Medical University
Outcome results
None listed