Group 1 - The article highlights a high-risk cardiac intervention surgery performed by Dr. Gao Feng, an expert in cardiovascular intervention, on an 85-year-old patient suffering from aortic valve insufficiency and heart failure, showcasing the critical nature of the procedure [2] - Dr. Gao has completed a total of 69 complex heart surgeries during his medical assistance mission in Xinjiang, significantly enhancing the hospital's ability to treat elderly patients with multiple underlying conditions [2][3] - The Transcatheter Aortic Valve Replacement (TAVR) procedure is emphasized as a less invasive option compared to traditional open-heart surgery, leading to quicker recovery for critically ill patients [3] Group 2 - Dr. Gao aims to not only treat patients but also to leave behind advanced medical techniques and train local doctors, establishing a sustainable model for medical assistance [3][4] - He has initiated the establishment of a structural heart disease expert studio and a "Gao Feng Doctoral Workstation" to promote long-term support and development in the region [3] - The cardiovascular department at Shihezi People's Hospital has developed a regular operational mechanism supported by renowned medical studios and doctoral workstations, ensuring ongoing technical support and collaboration even after the departure of aid experts [3]