2种快速扩弓方式联合前方牵引治疗青少年骨性Ⅲ类错效果的三维有限元分析

韩磊, 鲁桐, 朱培香, 李煌

Effects of two rapid expansion methods combined with protraction on the treatment of skeletal class Ⅲ malocclusion in adolescents: a three-dimensional finite element analysis

HAN Lei, LU Tong, ZHU Peixiang, LI Huang

图8 A、B组上颌中切牙和上颌第一磨牙的三维方向的位移分析 Note： A?C. Displacement analysis of maxillary central incisor in the horizontal direction (A), sagittal direction (B) and vertical direction (C). D?F. Displacement analysis of maxillary first molar in the horizontal direction (D) sagittal direction (E) and vertical direction (F).

Fig 8 Three-dimensional displacement analysis of maxillary central incisors and maxillary first molars in Group A and Group B