[The application of Edgewise technique auxillary with extra oral anchorage and class III elastic in the treatment of bimaxillary protrusion.].
In the treatment of growing bimaxillary protrusion patients,Edgewise technique auxillary with extra oral anchorage and class III elastic help to improve the patient's chin shape,recover his beauty of lower facial part and get a good occlusion along with the growing of mandible.The purpose of this study is:analysis the force system in the treatment and evaluate the result of the treatment with some typical cases.
Department of Orthodontics, School of Stomatlolgy, Shanghai Second Medical University. Shanghai 200011, China.
H H
HH
Liu
S E
SE
Weng
R J
RJ
Chen