Result The increase of width of dental arch and basal bone has statistically significant difference.
结果治疗后牙弓、基骨的宽度比治疗前增加，统计学分析有显著性差异。
Conclusion (1) Insufficient basal bone width and excessive tooth size were the main causes of tooth crowding and tooth removing treatment.
结论：1 .基骨宽度不足、牙齿过大是造成牙列拥挤和拔牙矫治的主要原因。
Objective: To investigate the effects of tooth extraction on dental arch width and alveolar bone width.
目的：研究拔牙矫治对牙弓宽度和基骨宽度的影响。
应用推荐