rotator cuff(redirected from Rotator cuff injuries)
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1. An anatomical structure composed of the tendons of four muscles that control rotation of the shoulder and of parts of the capsule of the shoulder joint.
2. The set of four muscles that control rotation of the shoulder.
(Anatomy) anatomy the structure around the shoulder joint consisting of the capsule of the joint along with the tendons of the adjacent muscles
a bandlike group of muscles encircling and supporting the shoulder joint and controlling shoulder rotation.
A group of muscles and tendons attaching the shoulder to the scapula (shoulder blade) that provide stability to the shoulder joint and act to rotate the arm. Injuries to the rotator cuff often happen when the arm is repeatedly moved over the head with great force, as when pitching a baseball.
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|Noun||1.||rotator cuff - a supporting structure of the shoulder consisting of the muscles and tendons that attach the arm to the shoulder joint and enable the arm to move|
anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure"
articulatio humeri, shoulder joint, shoulder - a ball-and-socket joint between the head of the humerus and a cavity of the scapula