A Contemporary guide to Functional appliances

All functional appliances are intraoral devices and nearly most of them are tooth borne or supported by teeth. Most of the functional appliances are used to correct early class II malocclusions and some cases of class III malocclusions. About 30 percent of all malocclusions treated belong to class II category1. Class II malocclusion is second in prevalence but most frequently encountered & treated malocclusion in orthodontic practice.