Avenir Müller Hip Stem Post Market Surveillance Study

A Multi-centre, Non-comparative, Retrospective Post-market Surveillance Study to Obtain Clinical Outcomes Data on the Zimmer Avenir Müller Hip Stem

This study is a Post Market Clinical Follow up study to fulfil the post market surveillance obligations according to Medical Device Directive and European Medical Device Vigilance System (MEDDEV) 2.12-2. The data collected from this study will serve the purpose of confirming safety and performance of the Avenir Müller Hip Stem.

The objective of this post market surveillance study is to obtain outcome data on the Avenir Müller Hip Stem by analysis of standard scoring systems, radiographs and adverse event records, and thus to assess the long-term performance and safety of this implant.

This is a multi-centre, retrospective post-market surveillance study involving orthopaedic surgeons skilled in hip surgery. Each case enrolled has received the Avenir Müller Hip Stem for a primary hip arthroplasty. The Avenir Müller Hip Stem is CE marked (European Conformity) and commercially available.

Inclusion Criteria:

• Patients able to participate in a follow-up program based upon physical examination and medical history.
• Patients or patient's legal representatives who have given written consent to take part in the study by signing the 'Patient Consent Form'.
• 18 years minimum.
• Male and female.
• Baseline data exist (pre-, peri- and immediate postoperative)

Exclusion Criteria:

• Patients who are unwilling or unable to comply with the follow-up program.
• Known pregnancy.
• Patients who are skeletally immature.