[ Surgical implants of artificial materials; ] products for use in jaw-orthopedics and orthodontia in form of apparatus and of components made of metal, ceramic, plastic or filled plastic, namely, wires for orthodontics, preformed wires for orthodontics, arch wires for orthodontics [, orthodontic brackets, braces, supports, splints, buccal tubes, bands and molar bands with and without parts welded thereto, orthodontic springs, orthodontic screws having a spring-loaded piston, orthodontic exp...