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