Dental apparatus and instruments; Medical apparatus and instruments; Surgical sponges; Surgical implants comprised of artificial materials; Orthopaedic articles; Suture materials; Testing apparatus for medical purposes; Galvanic therapeutic appliances; Feeding bottles; Contraceptives, non-chemical; Appliances for washing body cavities; Drainage tubes for medical purposes; Vaporizers for medical purposes; Stents; Artificial skin for surgical purposes