JPRN-jRCT1062210084
Recruiting
Phase 4
Comparison of the accuracy of AR hip navigation system and alignment guide for cup orientation in total hip arthroplasty
Tetsunaga Tomonori0 sites50 target enrollmentMarch 10, 2022
Overview
- Phase
- Phase 4
- Intervention
- Not specified
- Conditions
- Osteoarthrosis, osteonecrosis of the femoral head, rheumatoid arthritis, femoral neck fracture
- Sponsor
- Tetsunaga Tomonori
- Enrollment
- 50
- Status
- Recruiting
- Last Updated
- 2 years ago
Overview
Brief Summary
No summary available.
Investigators
Eligibility Criteria
Inclusion Criteria
- •1\) Patients with osteoarthritis of the hip and rheumatoid arthritis with narrowing of the joint space by plain X\-ray, patients with osteonecrosis of the femoral head with collapse of the femoral head by plain X\-ray, and femoral neck fracture patient.
- •2\) Patients with femoral head deviation less than 50% of femoral head diameter on plain X\-ray (Crowe classification I, II)
- •3\) Patients with hip joint range of motion of 90 degrees or more in flexion and 20 degrees or more in abduction
- •4\) Patients aged 20 years or older at the time of consent acquisition
- •5\) Patients who received sufficient explanation before participating in this study, and obtained the patient's free will to consent to the document after sufficient understanding.
Exclusion Criteria
- •1\) Patients with severe iliac deformity due to pelvic fracture, pelvic surgery, etc.
- •2\) Women who are pregnant or may become pregnant
- •3\) Lactating women
- •4\) Patients who are judged by the principal investigator and the research coordinator to be inappropriate as research subjects
Outcomes
Primary Outcomes
Not specified
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