Clinical Research Directory

Inclusion Criteria: * Subject requires Arthroscopic rotator cuff repair (ARCR) and amenable to repair. * Subject is \> 40 years of age (no upper limit); * Subject provides written informed consent for study participation using an Independent Ethical Committee (IEC) / Institutional Review Board (IRB) approved consent form; * Subject is willing and able to participate in required follow-up visits and is able to complete study activities. Exclusion Criteria: * Subjects who are unable to tolerate magnetic resonance imaging (MRI), due to psychiatric or medical contraindications; * Subjects with Samilson-Prieto osteoarthritis \> 2; * Subjects with current or prior infection of the ipsilateral shoulder; * Subjects with known inflammatory arthropathy, history of inflammatory arthropathy, or chronic joint disease; * Subjects with prior shoulder surgery (not including rotator cuff repair (revision repair subject group only), biceps tenodesis/tenotomy, distal clavicle excision (DCE), ubacromial decompression); * Subjects with an irreparable or partially reparable rotator cuff tear; * Subjects with a subscapularis tear requiring repair; * Subjects requiring a concomitant labral fixation procedure; * Subjects requiring a concomitant os acromiale fixation procedure * Subjects with glenohumeral joint instability (multiple dislocations/subluxations); * Subjects with a subacromial or intra-articular injection within 3 months prior to surgery; * Subjects with condition(s) that contraindicate or complicate outcomes of ARCR e.g., \> Hamada 3 rotator cuff arthropathy on X-ray, Goutallier atrophy \> Grade 3, proximal humeral fracture or scapular fracture, avascular necrosis of the humeral head or glenoid, history of immunodeficiency disorders, history of chronic inflammatory disorders, oral or injected steroid use in last 4 weeks; * Pregnancy or possibility of pregnancy * Patient's inability to understand written and spoken Chinese, Mandarin or English.