Dr. Paul B. Roache MD is a board-certified orthopedic surgeon practicing in Sonoma and San Francisco, CA. He specializes in arthroscopic shoulder surgery for rotator cuff injury. He is a leader in advancing tendon regeneration using the revolutionary Regeneten bioreductive implant to repair complicated cases of rotator cuff tears. His current research focuses on cutting-edge surgical techniques and he is a leading expert in superior capsule repair to improve and enhance post-surgical outcomes. He utilizes the most advanced treatments to ensure joint preservation, functional restoration, and tissue regeneration.