339 To Patch or Not – A Comparative Cohort Study of Revision Rotator Cuff Repairs With versus Without an Arthroscopically-Inserted Onlay Bioinductive Implant

GP-339 To Patch or Not – A Comparative Cohort Study of Revision Rotator Cuff Repairs With versus Without an Arthroscopically-Inserted Onlay Bioinductive Implant