Randomized Controlled RSA Study Comparing the Taperloc Complete Versus the Taperloc Complete Microplasty.

Randomized Controlled Study Comparing the Taperloc Complete Versus the Taperloc Complete Microplasty.

This is a single center, prospective, randomized controlled study. The primary objective of this study is to measure migration over two years with RSA. Patients will be randomized in two arms, receiving a Taperloc Complete Reduced Distal or a Taperloc Complete Microplasty hip stem.

A total of 50 patients will be enrolled into the study, randomized 1:1. All patients will receive a G7 limited hole acetabular cup with E1 liner.

All potential study subjects will be required to participate in the Informed Consent process.

Inclusion Criteria:

• Non-inflammatory degenerative joint disease including osteoarthritis, avascular necrosis and rheumatoid arthritis.

• Correction of functional deformity.

• Male or female

  -≥ 18 and ≤ 70 years of age

• Subjects willing to return for follow-up evaluations.

• Subjects able to read and understand Dutch language.

Exclusion Criteria:

• active Infection (or within 6 weeks after infection)
• Sepsis
• Osteomyelitis
• Uncooperative patient or patient with neurologic disorders who are incapable of following directions
• diagnosed Osteoporosis or Osteomalacia
• Metabolic disorders which may impair bone formation
• Distant foci of infections which may spread to the implant site
• Rapid joint destruction, marked bone loss or bone resorption apparent on roentgenogram
• Vascular insufficiency, muscular atrophy or neuromuscular disease.