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British Journal of Orthodontics, Vol 16, 95-101, Copyright © 1989 by British Orthodontic Society
ARTICLES |
ID Brown
Department of Child Dental Health, University of Bristol Dental School.
In those cases judged to be suitable for treatment by extractions in both arches and the use of upper removable appliances alone, the closure of excess residual space relies on mesial drift of the buccal segments. If opposing residual spaces are unequal in extent, there is a risk that space closure will be incomplete. Two cases are presented where a removable appliance was used to move a buccal segment mesially using a traction screw, and thereby close the excess residual space.
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