Étude Post-marché, Prospective, Multicentrique, Ouverte, d'évaluation de la prothèse Totale d'épaule inversée Medacta Shoulder System.
The goal of this study is to evaluate the performance of the Medacta Shoulder System total reverse shoulder prosthesis, at 2 years of follow up, in patients who required this prosthesis for primary omarthrosis, cuff tear arthropathy, massive cuff tear or post instability arthropathy. The main goal is to evaluate at 2 years post-operatively the shoulder function of patients. The secondary goals are to assess the rate of complications, the survival rate of Reverse Medacta Shoulder System, the positioning of the prosthesis,pthe behaviour of the bone in contact with the humeral stem, Patient satisfaction and evolution of shoulder function in patients at 3 months and 1 year post-surgery.
• Patient aged 18 to 87 ;
• Patient with one of the following diseases: primary omarthrosis, cuff tear arthropathy, massive cuff tear or post instability arthropathy;
• Patient in need of a total shoulder prosthesis;
• Patient affiliated with or beneficiary of a social security scheme;
• Patient who has given written informed consent for the study.