Twin block

A twin block is an orthodontic appliance.[1] Its purpose is to lengthen the lower jaw by posturing it forward. If the jaw grows during treatment, it naturally grows at a faster rate; otherwise the appliance is useless. Treatment time varies, but is generally around 9 months.[2]

References

  1. ↑ William J. Clark (2002), Twin Block Functional Therapy: Applications in Dentofacial Orthopaedics, Mosby, ISBN 978-0-7234-3170-1
  2. ↑ Textbook of Orthodontics, Jaypee Brothers Publishers, 1 December 2008, pp. 530–, ISBN 978-81-8448-080-1
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