Interventional therapy such as cardiac angiography and stent implantation, interventional diagnosis and treatment technology of nervous system, interventional therapy of tumor; Resection of intracranial skull base tumor, tracheoplasty/vascular lobectomy, radical mastectomy, renal vascular reconstruction technology, artificial joint replacement technology and other projects; Minimally invasive projects such as arthroscopy, hysteroscopy, electronic gastrointestinal endoscope, nasal endoscope, ureteroscope and thoracoscope; Corneal surgery, tonsil palatopharyngoplasty (used to treat snoring), oral surgery and other projects; Medical imaging, functional examination, medical examination, pathological examination and other clinical auxiliary projects. From 2065438 to 2002, with the support of anzhen hospital, 3 cases of heart bypass surgery were successfully performed.