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Orthodontic. In preparation for orthodontic treatment . Extractions are commonly required before the provision of orthodontic treatment, to create space for crowded teeth to be moved into. The premolar teeth are the most commonly extracted teeth for this purpose. Aesthetics. Cosmetic: to remove teeth of poor appearance, unsuitable for restoration.
Tweed believed that extracting teeth lead to a more harmonious profile than what Angle achieved in his practice and was the best technique to prevent orthodontic relapse. In 1940, Tweed took 100 patients and treated them without extractions. When their treatment had failed, he then treated them with extractions for no additional fee.
The controversy about extraction reached its peak in 1986 when a young woman sued her orthodontist for the "mutilation" of her face due to the extraction treatment, and the severe jaw pained it caused (cf Susan Brimm case). Plaintiff Susan Brimm was awarded 1.3 million dollars for the damage caused by this by then standard orthodontic procedure.
Treatment time is prolonged as the treatment is carried out in stages spread over 2–3 years; Patient has a tendency to develop tongue thrust, due to creation of extraction spaces that close gradually; Extraction of posterior teeth may lead to deepening of bite; There is a risk of arch length reduction because of mesial migration of the buccal ...
Orthodontists generally use 12-16 oz elastics (3/16") in extraction cases or 2× 6 oz elastics on either side of the mouth (3/16"), but in non extraction cases 16-20 oz elastics (3/16") or 2× 8 oz elastics are used. It is very important to know the side effects of Class II elastics before using them in an orthodontic treatment.
Most orthodontic work begins in the early permanent dentition stage before skeletal growth is completed. If skeletal growth has completed, jaw surgery is an option. Sometimes teeth are extracted to aid the orthodontic treatment (teeth are extracted in about half of all the cases, most commonly the premolars). [32]
Many Medicare Advantage plans offer coverage for routine dental treatment, including root canals. According to the Kaiser Family Foundation, around 98% of people with Medicare Advantage have ...
Pre-eruption guidance is an orthodontic treatment method that allows for expansion of existing erupting teeth long before they appear in the mouth. The use off pre-eruption guidance appliances and the timing of extractions of certain deciduous teeth aligns the teeth naturally as opposed to orthodontic mechanical movement of permanent teeth into alignment after they have erupted.