Surgery to repair a torn rotator cuff often involves re-attaching the tendon to the head of the humerus (upper arm bone). A partial tear, however may need only a trimming or smoothing known as a debridement.
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Shoulder Pain and Common Shoulder Problems
What most people call the shoulder is really several joints that combine with tendons and muscles to allow a wide range of motion in the arm–from scratching you back to throwing the perfect pitch.