This article is to investigate the clinical effect of mild dental crowding cases applying bracketless invisible appliance by manual tooth arrangement.
本文旨在探讨应用人工排牙法制作无托槽隐形矫治器治疗轻度牙列拥挤的临床效果。
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 analyze dental crowding degree and its relationship with all kinds of indexes of tooth and basal bone.
目的分析牙齿和基骨的各项指标对牙列拥挤度的影响。
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