PMCF Study of the CLS Brevius Stem With Kinectiv Technology

Inclusion Criteria: * Patient is 18 years of age minimum. * Patient is suffering from severe hip pain and disability requiring primary unilateral or bilateral total hip arthroplasty based on physical exam and medical history. * Patient is willing and able to cooperate in the required post-operative therapy. * Patient is willing and able to complete scheduled follow-up evaluations as described in the Informed Consent. * Patient has participated in the Informed Consent process and has signed the Ethics Committee approved 'Informed Consent'. Exclusion Criteria: * Patient is unwilling or unable to give consent or to comply with the follow-up program. * Patient has a total prosthetic hip replacement device (including surface replacement arthroplasty, endoprosthesis etc.) or femoral and/or acetabular osteosynthesis of the affected hip joint(s). * Patient is: a prisoner, mentally incompetent or unable to understand what participation in the study entails, a known alcoholic or drug abuser, anticipated to be non-compliant * Acute, chronic local or systemic infections. * Severe muscular, neural or vascular diseases that endanger the success of the procedure. * Lack of bony structures proximal or distal to the joint, so that good anchorage of the implant is unlikely or impossible. * Total or partial absence of the muscular or ligamentous apparatus. * Any concomitant diseases that can jeopardize the functioning and the success of the implant. * Allergy to the implanted material, above…