Supraspinatus

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Other Names Rotatory Cuff Shoulder Heads Supraspinatus Movement Shoulder Abduction Stabilization Attachments Origin Scapula (Superior) Supraspinous fossa Insertion Humerus Greater Tubercle (Superior) Related Muscles See other rotator cuff muscles: Subscapularis Infraspinatus Teres Minor Comments The supraspinatus is the most often injured rotator cuff muscle. The inability to smoothly abduct the arm against resistance may indicate a rotator cuff injury. See supraspinatus weakness.