surgical apparatus and instruments for medical, dental and veterinary use; parts of dental and orthodontic, periodontic, pedodontic, prosthodontic and endodonticprostheses, namely, medical cages for bone prostheses; artificial dental implants and prostheses and artificial dental implants and prostheses for surgical use; orthopedic articles, namely, medicalinstruments in the nature of orthopedic apparatus and instruments; synthetic bone for surgical use, namely, bone substitutes for surgical use, synthetic bone grafts, synthetic filler and extendermaterial to serve as replacement for bone, and prosthetic and filling materials being artificial materials for use in the replacement of bones