Restoration® Anatomic Dual Mobility (ADM) X3® Acetabular System

Patients of participating investigators undergoing Total Hip Arthroplasty and meeting the Inclusion Criteria will be invited to participate in the study.

Inclusion Criteria:

• Patient has signed an IRB/EC approved, study specific Informed Patient Consent Form.
• Patient is a male or non-pregnant female, skeletally mature and age 18-75 years at time of study device implantation.
• Patient has a diagnosis of Non-Inflammatory Degenerative Joint Disease (NIDJD).
• Patient is a candidate for a primary cementless acetabular replacement.
• Patient is willing and able to comply with postoperative scheduled clinical and radiographic evaluations and rehabilitation.

Exclusion Criteria:

• Patient has a Body Mass Index (BMI) ≥ 40.
• Patient has an active or suspected latent infection in or about the affected hip joint at time of study device implantation.
• Patient has a neuromuscular or neurosensory deficiency, which limits the ability to evaluate the safety and efficacy of the device.
• Patient is diagnosed with a systemic disease (e.g. Lupus Erythematosus) or a metabolic disorder (e.g. Paget's disease) leading to progressive bone deterioration.
• Patient is immunologically suppressed or receiving steroids in excess of normal physiological requirements (e.g. > 30 days).
• Patient requires revision surgery of a previously implanted total hip replacement or hip fusion to the affected joint.
• Patient has a known sensitivity to device materials.
• Patient is a prisoner.