Functional Orthodontic Appliance Definition


Functional Orthodontic Appliance: Loose, usually removable intra-oral devices which alter the muscle forces against the teeth and craniofacial skeleton. These are dynamic appliances which depend on altered neuromuscular action to effect bony growth and occlusal development. They are usually used in mixed dentition to treat pediatric malocclusions. (ADA, 1992)

Synonym: herbst appliance, bimler appliance, kinetor, frankel function regulator.