Applications of Magnets in Orthodontics

Magnets have been used in dentistry for many years. The force they deliver can be directed, and they can exert their force through mucosa and bone, as well as within the mouth. In orthodontics, they are used for intrusion of teeth, tooth movement along arch wires, expansion, retention, functional appliances, and the treatment of impacted teeth. There are various types of magnets used in the field of orthodontics with their advantages and disadvantages, along with their biological safety which has been discussed in this article. This article reviews various uses of magnets in the field of orthodontics.