Surveillance of hip replacements using radiostereometric analysis

Not Applicable

Completed

• Conditions: Degenerative conditions of the hip requiring joint replacement; Musculoskeletal Diseases; Hip joint replacement

• Registration Number: ISRCTN11320405
• Lead Sponsor: Joint UCL/UCLH/Royal Free Biomedical Research Unit (UK)

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2014-11-27
• Study Completion: 2020-12-31
• Last Update Posted: 22 August 2022

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 60

Inclusion Criteria

1. The surgeon and the patient must agree that primary total hip replacement (THR) is necessary
2. The patient must be fit for the operation in the opinion of the surgeon and the interdisciplinary team
3. The indication for primary THR must be primary osteoarthritis, avascular necrosis, femoral neck fracture, hip dysplasia, inflammatory arthritis
4. Patients requiring primary arthroplasty only
5. The TriFit / POLARSTEM implant is an acceptable choice of implant to match the patient?s anatomy (confirmed with acetate / digital templating)
6. Patients must be aged between 18 ? 80 years at the time of surgery
7. Sex: both male and female
8. The patient must be capable of giving informed consent and express a willingness to comply with the post-operative review program
9. The patient must be a permanent resident in an area accessible to the study site
10. The patient must have sufficient post-operative mobility to attend follow-up clinics and allow for radiographs to be taken

Exclusion Criteria

1. Patient not suitable for primary joint replacement e.g. requires arthrodesis (fusion) or revision (re-do) surgery
2. Patient not fit for surgery
3. Underlying cause for osteoarthritis separate from that included in inclusion criteria e.g. suspected infection, osteoporosis, osteomyelitis
4. Patient younger than 18 years old or older than 80 years old
5. Patient already enrolled in a clinical trial including other radiostereometric analysis study
6. Post infection in affected hip
7. Severe deformity in femur prohibiting the use of the proximally fitting implant
8. The individual is unable or unwilling to sign the patient informed consent specific to this study
9. Anticipated that the patient will lack sufficient mobility to attend follow up at Institute of Sport, Exercise and Health (ISEH)
10. Patient non-resident in local area or expected to leave catchment area post-operatively

Study & Design

• Study Type: Interventional
• Study Design: Not specified