10 orthodontic appliances and dental instruments, namely, arch-wires straight-lined system brackets, nickel titanium and stainless steel coil springs, buccal tubes and lingual attachments, patient elastic bands, elastic band dispensers, headgear, elastomeric chains, elastomeric ligatures, elastomeric threads, stainless steel ligatures, stainless steel palatal bars, bonding and banding apparatus, mirrors, retainer cases, dental storage cases, elastic-key ring sterilization cassettes, bite sticks, expansion screws, orthodontic pliers, and bracket positioning instruments