Femoral Neck Fracture
Conditions
Interventions
Experimental group:femoral neck system
control group:cannulated screws with medial plate
Sponsors
Qingdao Municipal Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Meet the diagnostic criteria of femoral neck fracture; 2. Aged >= 18 years; 3. New unilateral femoral neck fracture patients were treated with internal fixation; 4. According to Ao fracture classification, fracture type (31-b); 5. Subjects (with the help of relatives) can understand the informed documents and patient questionnaire; 6. The time from injury to operation is less than 3 weeks; 7. The follow-up time is more than 2 years; 8. Informed consent of patients and their families, voluntary participation.
Exclusion criteria
Exclusion criteria: 1. Pathological fracture (such as primary or metastatic tumor); 2. Pregnant or lactating women; 3. Combined with femoral head fracture (31-c), femoral shaft fracture (32-a / B / C) or femoral intertrochanteric fracture (31-a1 / A2 / A3); 4. Severe soft tissue injury and multiple systemic injury; 5. Complicated with hip osteoarthritis, metabolic osteopathy, post poliomyelitis syndrome, poor bone quality, previous history of poor fracture healing, etc.; 6. Patients with contraindications to anesthesia and surgery; 7. Patients allergic to implant components; 8. Patients with mental illness or cognitive impairment; 9. Patients with obvious neuroskeletal or musculoskeletal diseases; 10. Patients who are currently using chemotherapy drugs or receiving radiotherapy, systemic use of corticosteroids or growth factors, or long-term use of sedative hypnotics (continuous use for more than 3 months) or non steroidal anti-inflammatory drugs (continuous use for more than 3 months); 11. Participated in other clinical researchers in the past 3 months.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Internal fixation failure rate;Harris score;fracture union time; | — |
Secondary
| Measure | Time frame |
|---|---|
| Number of patients with bone nonunion after surgery;operation time;Intraoperative blood loss;The times of intraoperative fluoroscopy;Garden Index;Number of adverse events after surgery;A 12-Item Short-Form Health Survey; | — |
Countries
China
Contacts
Public ContactChengke Lao
Qingdao Municipal Hospital
Outcome results
None listed