A orthodontics is the branch of dentistry that specializes in the prevention and correction of dental and facial irregularities. The dentist who specializes in this field is known as an Orthodontist.
In simple terms his job is to properly position the tooth, and if necessary the jaw bones so as to achieve maximum esthetic and functional efficiency.
The common problems, which require an orthodontist, are protruding anterior teeth, Malocclusion (technical term for crooked, crowded or protruding teeth, which do not fit together properly) crowding of teeth, too much space between teeth, extra or missing teeth, cleft palate and a variety of irregularities.
Orthodontists requires professional skill in the design, application and control of corrective appliances, such as braces and retainers, to bring teeth, lips and jaws into proper alignment and to achieve facial balance.