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7 A组（A）、B组（B）的各骨骼点（ANS、PNS）在垂直向上（ Z 轴）的位移趋势

Fig 7 Displacement trend of each skeletal point (ANS, PNS) in Group A (A) and Group B (B) in the vertical direction (Z-axis)