A 41-year-old woman requests orthodontic treatment because of the upper blocked out canines (Fig.6,8).  Her facial and dental midlines coincide (Fig.1).  Her profile is slightly convex (Fig.2) with increase in overjet (Fig.4).

En Mass Retraction

Xin Wei, DDS, PhD, MS 1st edition 11/09/2016, last revision 11/09/2016