Business Decision

Five and ten year results of the CMK21 Hip system

This study is being conducted to collect long term retrospective and prospective clinical and radiological data to evaluate the safety of revision rate and adverse events, and efficacy of clinical and patient assessment of the CMK21 hip stem in primary total hip arthroplasty.

Inclusion:

• The patients enrolled in the study were already operated at the time of the screening.
• All the patients with osteoarthritis of the hip who received CMK21 hip stem between 2005 and 2007.
• Skeletally mature patients requiring primary total hip arthroplasty due to non-inflammatory arthritis (degenerative joint disease) such as osteoarthritis, avascular necrosis, or traumatic arthritis.

The study population consists of all patients who received a CMK21 hip stem as part of a primary total hip arthroplasty between 2005 and 2007. This includes all diagnoses, all ages, male and female.