Interventional radiology treatment scope: I. Angiography of all parts of the body; II. Treatment of various types of tumors: such as liver cancer, lung cancer, esophageal cancer, kidney cancer, pancreatic cancer, various metastatic tumors and gynecological tumors, bone tumors, etc.; III. Embolization of hepatic hemangiomas, and aspiration sclerotomy of hepatic and renal cysts and abscesses; IV. Embolization of various aneurysms, vascular malformations, and vascular occlusive diseases, PTA, or stenting; V. Non-vascular lumen stenosis: esophageal stenosis, gastrointestinal anastomosis stenosis, biliary tract obstruction, stenting; VI. Vascular lumen stenosis: benign and malignant esophageal stenosis, gastrointestinal anastomosis stenosis, biliary obstruction stenting; six, uterine fibroids, ectopic pregnancy, tubal obstruction caused by infertility; seven, various systemic lesions percutaneous fine-needle aspiration biopsy; eight, the other: necrosis of the femoral head, hyper-splenism, gastrointestinal hemorrhage, obstetrics and gynecology, acute hemorrhage, bronchodilatation and hemoptysis, vena cava filtration implantation (preventing or treating pulmonary infarction). Other