Easytech Reversed Shoulder System Clinical Study

The clinical study will enroll patient who require a reverse total shoulder arthroplasty as a result of osteoarthritis, post-traumatic arthritis, avascular necrosis and have a massive and non-repairable rotator cuff tear and a functional deltoid muscle. If patients meet the eligibility criteria, evaluations and x-rays will be completed pre-operatively and post-operatively out to 24 months.