entist test setting of palatal braces for young patient

appliance bone bow brace care casting clasp colour congenital correction culture defects dental dentistry equipment expander expansion fix fixed front gloves human jaw laboratory orthodontic orthodontist orthopedics palatal palate plaster plastic prosthesis prosthetic rapid removable retainer screw screwing silver specialist stainless star steel straight teeth tool tooth translucent treatment twin twinblock upper youth