肩袖是附着于肱骨大结节的冈上肌、冈下肌、小园肌和附着在肱骨小结节上的肩胛下肌构成的袖口状组织,包裹于肱骨上,其上方为肩峰、肩锁关节、喙肩韧带构成的喙肩弓,两者之间为肩峰下滑囊。肩袖在肩关节运动中起支持、稳定肩肱关节的作用,维持肱骨头与关节盂的正常支点关系。肩 Rotator cuff is attached to the supraspinatus of the supraspinatus supraspinatus, suboccipitus muscle, small park muscle and attached to the humerus nodules on the subscapularis cuff structure, wrapped in the humerus, the top of the acromion, Acromioclavicular joint, coracoclavicular ligament beak shoulder arch, between the two shoulder sacs. Rotator cuffs support shoulder motion, stabilizing the function of the shoulder and humerus, and maintaining the normal pivot relationship between the humeral head and the glenoid. shoulder