Unilateral space maintainer
The Unilateral Space Maintainer is used after premature loss of a primary molar in order to maintain the space for a premolar. It is a wire fitted with adjustment loops, with one of its ends soldered to the band and the other end resting on the distal surface of a premolar or cuspid.
Material required for manufacturing
– Model of lower or higher stone the ring at one end, leans to the other distal of a premolar or a canine.