rotator cuff
noun [ C ] medical specialized uk/rəʊˈteɪ.tə ˌkʌf/ us/ˈroʊ.teɪ.t̬ɚ ˌkʌf/
（肩）回旋肌腱套
a structure inside the body that supports the arm at the shoulder joint and consists of tendons and ligaments (= strong strips of tissue)
He sustained a rotator cuff injury playing squash. 他在打壁球时肩回旋肌腱套受了伤。
The rotator cuff holds the bone in and enables the arm to rotate.
- More examples
- The ability of the orthopedic surgeon to conduct a successful rotator cuff surgery will depend on his experience.
- He suffered an eye injury and a torn rotator cuff when he was assaulted in a nightclub.
- Tendonitis of the rotator cuff appears when the rotator cuff tears off from the bone leading to pain in the shoulder.