Yu Xiafeng, Associate Chief Physician Specializes in minimally invasive surgery for congenital heart diseases such as ventricular septal defect and atrial septal defect, as well as surgical treatment for tetralogy of Fallot, atrioventricular septal defect, aortic coarctation, vascular rings, and other congenital heart diseases. Also skilled in thoracoscopic minimally invasive treatment for chest wall deformities, congenital lung diseases, and mediastinal tumors. Has been working on the front line of cardiovascular surgery for many years, participating in approximately 5,000 surgeries, with nearly 1,000 surgeries performed as the primary surgeon. Among these, Grade III and IV surgeries account for over 90%, complex surgeries account for more than 20%, and the success rate of surgeries performed as the primary surgeon exceeds 99%. Currently serves as a Youth Committee Member of the Pediatric Thoracic Minimally Invasive Group of the Chinese Maternal and Child Health Association, a Member of the Pediatric Tumor Professional Committee of the Chinese Anti-Cancer Association, a Liaison Officer of the Member Unit of the National Cardiovascular Center Pulmonary Hypertension Specialty Alliance, and a Lecturer for the Pediatric Circulatory System Course at the Shanghai Jiao Tong University School of Medicine. Main research directions: Surgical treatment of complex congenital heart disease, non-pharmacological treatment of severe pulmonary hypertension, thoracoscopic surgery for arrhythmias originating from the atrial appendage, and transitional care for adults with congenital heart disease.