Disparate knack in Orthodontics: Magnets an overview

Abstract

Native iron oxide attracts iron, also a bar of iron or steel that attracts iron has magnetic polarity this is called a magnet. Whereas the study of properties of magnets, magnetic substances and of associated phenomena is called magnetism. Magnets are used in number of conditions like, Relocation of Unerupted teeth; Molar intrusion and correction of anterior open bite; Maxillary expansion; Molar distalization; Space closure with magnets; Functional appliances for correction of Class II and Class III malocclusion; Closure of midline diastema; Treatment of obstructive sleep apnea, snoring; Correction of hemifacial microsomia; Extrusion of crown-root fractured teeth. The various types of magnets used in the field of orthodontics, along with their biological safety which has been discussed in this article.