研究单位：[1]Genesis Medtech Corporation[2]Xuanwu Hospital Capital Medical University[3]Beijing Anzhen Hospital,Capital Medical University[4]Chinese PLA General Hoapital[5]Peking University Third Hospital[6]Xinqiao Hospital Army Medical Univer Sity
研究目的：
The purpose of this clinical study is to evaluate the effectiveness and safety of the transcatheter aortic valve system in the treatment of patients with severe aortic regurgitation disease who are at high or prohibitive surgical risk.
