临床上对于牙列拥挤不齐的安氏错多采用减数拔除4颗第一双尖牙的方法进行正畸治疗,但笔者在临床实践中发现,拔除易龋坏或死髓及造成阻生的第一磨牙较传统的拔除4颗第一双尖牙效果更好,其既拔除患牙、保留了健康牙齿,又为阻生齿的萌出提供了位置。本文就笔者近年来对牙列拥挤 Clinically for malformation dentition misdiagnosis more use plucked four first pairs of canine method of orthodontic treatment, but I found in clinical practice, removal of carious necrosis or dead marrow and cause resistance The birth of the first molar than the traditional removal of the first two pairs of canine teeth better effect, which both extracted teeth, retained healthy teeth, but also for the eruption of impacted teeth provided the location. This article on the author in recent years crowded dentition