Orthodontics is a specialty of dentistry which is based on diagnosing, treating and preventing dental malpositions and maxillary malocclusions. In addition, orthodontics in children can diagnose a whole series of problems that can occur during growth, both at the bone level and dental replacement. During the development of the child there are a series of changes which can favor to cure or prevent some malocclusions in advanced ages and can also be treated quickly and easily.