Implants and prosthetic tissues, all consisting of synthetic materials, for use in human and animal bodies; bone implants comprised of synthetic materials; prosthetic tissues made of bioceramics, plastic and/or metal for replacing human and animal tissue; implants consisting of artificial materials for medical use; component parts for the aforesaid goods that are classified in this class; dental superstructures, namely, dental crowns, dental bridges, dental prostheses and component parts for ...