1. Department of Urology, Guangzhou Institute of Urology, Guangdong Key Laboratory of Urology, Guangdong Engineering Research Center of Urinary Minimally invasive surgery Robot and Intelligent Equipment, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou Medical University, Guangzhou, Guangdong 510230, China
2. Department of Urology, Guangdong Key Laboratory of Urology, the Second Affiliated Hospital of Guangzhou Medical University, Guangzhou Medical University, Guangzhou, Guangdong 510230, China