0 the job or activity of correcting the position of teeth and dealing with and preventing problems of the teeth -- 正牙治疗，口腔正畸
Alginate powder is also used frequently in general dentistry and orthodontics for making impressions of the upper and lower arches.
Interceptive orthodontics has an important role in this situation.
Orthodontics may be required in such circumstances for an individual to achieve a straight set of teeth.
He was trained as a dentist, but made orthodontics his speciality and dedicated his life to standardizing the teaching and practice of orthodontics.
The remaining two dentists with such earnings limit their practice to orthodontics: there were no references but pre-and post-treatment models are required for orthodontic treatment.
Only seven district health authorities have inpatient waiting lists for orthodontics.
For performing orthodontics and dentoalveolar surgery the post graduate course is required in length of 2 years.
Adults with significantly disturbed jaw relationships may undergo orthodontics combined with orthognathic surgery after completion of facial growth.
