Joint prostheses; [ surgical screws; ] orthopedic implants of artificial material; artificial surgical implants; [ surgical pins; ] surgical apparatus and instruments [ ; orthopedic bandages for joints; slings being supporting bandages; suture materials; surgical clips; scissors for surgery; surgical cutlery; elastic bandages; surgical thread; cases fitted for medical instruments for use by doctors; masks for use by medical personnel; knives for surgical purposes; scalpels; operating room app...