Surgical robots; knives for surgical purposes; medical apparatus and instruments, namely, blades for surgical purposes; dental apparatus, electric, namely, drills, intra-oral light systems, electrosurgery apparatus, intra-oral video cameras, surgical C02 lasers, surgical ultrasonic aspirators, intra-oral measuring apparatus; saws for surgical purposes; ultrasonic medical diagnostic apparatus; scalpels; surgical apparatus and instruments; surgical cutlery; dental apparatus and instruments