Patient: My child was crushed by a manhole cover while running 20 days ago. He did not seek medical attention. Now there is a lump in the inner ankle. Diagnosis: There is no obvious fracture of the right ankle joint. How should I treat the left lower tibiofibular joint gap opening? Ding Sheng, Department of Pediatric Orthopedics, Ningbo Women’s and Children’s Hospital: Diagnosis: 1) Separation of the lower tibiofibular joint 2) Soft tissue injury of the right ankle joint Suggestions: 1) Braking, if necessary, plaster or brace immobilization for 3 weeks; 2) Oral and abdominal blood-activating drugs, such as Yunnan Baiyao; 3) Prophylactic anti-infection treatment, such as Cefadin capsules; 4) Physiotherapy, if necessary, such as infrared irradiation of the affected area. Patient: Is the problem serious? Ding Sheng, Department of Pediatric Orthopedics, Ningbo Women’s and Children’s Hospital: Not very serious, but pay attention to rest and review when necessary. Patient: Is it okay to use the Zhoulin spectrum therapy instrument because of the tight schedule in the senior high school? Ding Sheng, Department of Pediatric Orthopedics, Ningbo Women’s and Children’s Hospital: Yes, if necessary, symptomatic treatment.