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2 模型的观测对象的示意图 Note： A. Anterior aspect of the model. B. Inferior aspect of the model. a—frontal bone; b—maxilla; c—zygomatic bone; d—nasal bone; e—ANS; f—PNS; g—nasofrontal suture; h—zygomaticomaxillary suture; i—zygomatic temporal suture; j—zygomatic frontal suture; k—pterygomaxillary suture; l—nasal suture; m—nasomaxillary suture; n—maxillary central incisors; o—maxillary first molars.

Fig 2 Schematic diagram of observation objects of the model