OXINIUM◊ DH Total Hip Arthroplasty Pivotal Study

Inclusion Criteria: * Age between 22 and 79 years, inclusive; * Subject is skeletally mature in Investigator's judgment; * Subject has a non-inflammatory degenerative joint disease (NIDJD) or any of its composite diagnoses such as osteoarthritis, avascular necrosis, traumatic arthritis, slipped capital epiphysis, fused hip, fracture of the pelvis, and diastrophic variant requiring unilateral primary total hip replacement; * Preoperative (within 28 days prior to the surgery) total Harris Hip Score of less than 70; * Subject is a suitable candidate for primary total hip replacement at the discretion of the investigator; * Subject has given consent to participate in the study after the nature, scope, and possible consequences of the study have been explained in an understandable form; * Subject is willing and able to participate in required follow-up visits at the investigational site and to complete study procedures and questionnaires. Exclusion Criteria: * Subject has had a previous total hip replacement, hemi-arthroplasty, or fusion in either hip; * Subjects who, in the opinion of the Investigator, will possibly require a separate joint replacement operation within the next two years, including revision operations in the other (not study) hip; * Subject has a known allergy to any component of the devices used in the study; * Subject with an insufficient acetabular or femoral bone stock in which good anchorage of the implants are unlikely or impossible; * Subject with total…