Shoulder dislocation is determined based on patient history, clinical symptoms, and a variety of examination findings. Patients with shoulder dislocation have a history of trauma to the shoulder or upper extremity, often caused by direct or indirect violence. At the same time, the patient will have symptoms such as shoulder pain, swelling, and impaired shoulder joint movement, which will be significantly aggravated especially when the shoulder is stressed. Physical examination reveals that the injured shoulder has a square shoulder deformity and a positive shoulder hitch test. In addition, the results of X-ray examination, CT examination and other imaging examinations show that the position of the shoulder joint is abnormal, which can clarify the type of shoulder dislocation, the degree of displacement, and some patients may have a fracture. When the patient occurs shoulder joint dislocation, it is necessary to carry out manipulative reset under the operation of the doctor, or reset through surgical treatment, and some patients also need to take medication and general measures. Patients should not make blind judgment on their own, they should go to the hospital in time and be diagnosed under the guidance of a professional doctor, so as not to delay the condition.