Catalyst CSR Shoulder System for Semi or Total Shoulder Arthroplasty

Exclusion Criteria

• •Has a history of open surgery to index shoulder prior to treatment with the Catalyst CSR system? (history of previous arthroscopic surgery allowed)
• •Has a full thickness rotator cuff tear diagnosed by MFI or marked posterior glenoid wear
• •Patient is unwilling or unable to comply with the post-operative care instructions, attend follow visits per the study schedule and complete the study assessments (i.e., Pros)
• •The patient is a non-English speaker
• •In the opinion of the investigator, is it not in the patient's best interest to participate in this study
• •Local or systemic infection, or osteomyelitis of the proximal humerus or scapula; if a systemic infection or a secondary remote infection is suspected or confirmed, joint replacement surgery should be delayed until infection is resolved
• •Inadequate or malformed bone that precludes adequate support of fixation of the prosthesis
• •Osteoporosis
• •Neuromuscular disorders that do not allow control of the joint
• •Chronic instability, chronic dislocation or deficient soft tissues and other support structures (e.g., brachial plexus or deltoid muscles)
• •Vascular insufficiency
• •Subject's age, weight or activity level cause the surgeon to expect early failure of the system
• •The patient is unwilling to comply or unable to comply with the post-operative care instructions
• •Alcohol, drug, substance abuse or other conditions that would affect or impair the patient from complying with post-operative instructions
• •Patients with known sensitivity to Co-Cr-Mo alloys typically used prosthetic devices
• •Any disease that could adversely affect the function or expected longevity of the implants (e.g., metabolic disorders)