Biceps tendonitis, the standardized clinical diagnosis is biceps longissimus tendonitis, it is the earliest symptom of frozen shoulder, which is mainly manifested as anterolateral pain in the shoulder joint. Its treatment is divided into several steps to go, the first step, you can take plaster, physiotherapy, massage, etc., if the treatment is about a week, the effect is not good; the second step, it is recommended to take shock wave treatment, shock wave treatment, treatment every 5-7 days, 3 times for a cycle, when the treatment of a cycle, the effect is still not ideal, it is recommended to take closed treatment. Elderly people should be careful with closed treatment, because closed treatment will make the tendon tissue brittle, leading to tendon rupture in the later stage.