1. Department of Cardiothoracic Surgery; Heart Center, the First Affiliated Hospital, Sun Yat-Sen University, and Key Laboratory on Assisted Circulation, Ministry of Health; Guangzhou China
2. Department of Extracorporeal Circulation; Heart Center, the First Affiliated Hospital, Sun Yat-Sen University, and Key Laboratory on Assisted Circulation, Ministry of Health; Guangzhou China
3. Department of Anesthesiology; State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Disease, Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
4. Department of Cardiac Surgery; the Second Xiangya Hospital, Central South University; Changsha China
5. Department of Anesthesiology; the First Affiliated Hospital, Sun Yat-Sen University; Guangzhou China