Return to Sport and Functional Performance Following Surgical Intervention for Anterior Glenohumeral Instability

Inclusion Criteria: * Aged 18 - 50 years * Documented reduction of anterior shoulder dislocation * Patient has suffered two or more dislocations of the study shoulder * Physical examination elicits unwanted glenohumeral translation with reproduction of symptoms * Glenoid bone loss defined on CT (or MRI) using standardized and reproducible best-fit circle techniques \< 25% * Able to benefit from surgical intervention Exclusion Criteria: * Glenoid defect in the affected shoulder ≥ 25% of the AP diameter of the glenoid * Previous surgery on affected shoulder (ANY type of shoulder surgery) * Significant shoulder comorbidities including osteoarthritis or other shoulder conditions including multi-directional instability * Participant is involved in litigation or a workplace insurance claim (i.e., WCB). * Confirmed connective tissue disorder (i.e., Ehlers-Danlos, Marfans) * Beighton hypermobility score of \>6 * Active joint or systemic infection, significant muscle paralysis, rotator cuff tear arthropathy, Charcot's arthropathy, significant medical comorbidity that could alter the effectiveness of the surgical intervention (e.g., Cervical radiculopathy, polymyalgia rheumatica) * Major medical illness (life expectancy less than 1 year) or unacceptably high operative risk * Epilepsy * Any condition that precludes informed consent (i.e. psychiatric illness) * Unable to speak or read English/French * Unable or unwilling to be followed for 2 years or complete functional testing