替牙期无托槽隐形矫治器扩弓治疗改良设计的有限元分析

吕秦毅, 高子琦, 冯青辰, 梅宏翔, 李娟

Optimizing arch expansion with clear aligners in the mixed dentition based on finite element analysis

LÜ Qinyi, GAO Ziqi, FENG Qingchen, MEI Hongxiang, LI Juan

图2 常规扩弓载荷下（工况1）的上颌扩弓矫治后牙齿移动趋势及牙周膜应力分布 Note： A. Trend of tooth movement after maxillary expansion orthodontic treatment under load 1. B. Stress distribution of periodontal ligament after maxillary expansion orthodontic treatment under load 1. C. Trend of each tooth movement after maxillary expansion orthodontic treatment under load 1.

Fig 2 Trend of tooth movement after maxillary expansion treatment and stress distribution of periodontal ligament under traditional expansion (load 1)