Technologizing and Digitalizing of Medical Professional Skills for a Non-Invasive Ultrasound Theragnostic System - Technologizing and Digitalizing Kidney Stone Extraction Skills - Norihiro Koizumi; Lee, Deukhee; Joonho Seo; Takakazu Funamoto; Akira Nomiya; Akira Ishikawa; Kiyoshi Yoshinaka; Naohiko Sugita; Yoichiro Matsumoto; Yukio Homma; Mamoru Mitsuishi