NIPH Clinical Trials Search

Clinical study on wear resistance of highly cross-linked polyethylene (Longevity)

Basic Information

Recruitment status	Complete: follow-up complete
Health condition(s) or Problem(s) studied	Osteoarthritis of the hip
Date of first enrollment	2010/04/01
Target sample size	200
Countries of recruitment	Japan
Study type	Observational
Intervention(s)

Outcome(s)

Primary Outcome	To compare the wear resistance of the polyethylene liner
Secondary Outcome	JOA score, SF-12

Key inclusion & exclusion criteria

Age minimum	Not applicable
Age maximum	70years-old
Gender	Male and Female
Include criteria
Exclude criteria	Patients who did not violate any of the following exclusion criteria at the time of total hip arthroplasty: -Patients with a history of infection at the affected joint -Patients with immature skeleton -Patients with a history of total hip arthroplasty at the affected joint (cases of revision) -Patients with a history of alcohol or drug addiction, for whom poor compliance is expected