A Comparison of Two Different Surgical Techniques in Hip Resurfacing Arthroplasty (NCT00913679) | Clinical Trial Compass
CompletedNot Applicable
A Comparison of Two Different Surgical Techniques in Hip Resurfacing Arthroplasty
Denmark49 participantsStarted 2008-11-01
Plain-language summary
The purpose of the study is to compare two different surgical techniques in hip resurfacing arthroplasty (RHA), comparing bloodflow and metabolism in the femoral head, as well as implant migration, periprosthetic bone mineral density, gait function and patient recovery.
Who can participate
Age range
30 Years – 60 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Inclusion Criteria:
* Primary hip OA;
* Secondary hip OA due to mild and moderate acetabular dysplasia;
* Sufficient bone quality for cementless acetabular component;
* Suited for resurfacing of the femoral head, pre and intraoperatively assessed;
* Age 30 to 60 years.
Exclusion Criteria:
* Neuromuscular or vascular diseases in affected leg;
* Patients found intra-operatively to be unsuited for a cementless acetabular component or cementing of the femoral component;
* Need of NSAID postoperatively;
* Fracture sequelae;
* Females at risk of pregnancy, no safe contraceptives;
* Severe hip dysplasia;
* Sequelae from hip disease in childhood;
* Medicine with large effect on bone density, K vitamin antagonists, loop-diuretics;
* Alcoholism, females over 14 units per week, males over 21 units per week; AVN;
* Osteoporosis.
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
What they're measuring
1
femoral head blood flow, evaluated by Laser Doppler Flowmetry
Timeframe: during surgery
2
femoral head metabolism, evaluated by microdialysis