Yang Qingfeng, attending doctor, is a six-year undergraduate in the Air-Force Medical Department, the Fourth Military Medical University. He has been engaged in clinical work for more than 20 years. He has worked in the Department of Intervention and Pain of Tangdu Hospital Affiliated to the Fourth Military Medical University for 9 years. He is good at minimally invasive interventional treatment of pain caused by spine-related diseases (trioxide, collagenase, radio frequency), vertebral compression fracture or pathological fracture). Surgery, interventional therapy of malignant tumors, comprehensive treatment of postherpetic neuralgia, comprehensive treatment of vascular diseases, especially good at the clinical diagnosis and treatment of various complex pain.