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British Journal of Orthodontics, Vol 12, 40-45, Copyright © 1985 by British Orthodontic Society
ARTICLES |
C Asher
The introduction of a preformed removable quadhelix appliance with curved rotation sheaths for insertion and removal has overcome many of the clinical problems associated with the fixed quadhelix appliance. The design, fitting and activation of the appliance are described. Various applications and modifications are discussed.
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