长期的稳定是正畸治疗的一个重要环节,戴用保持器是正畸主动矫治结束后保持稳定的方法之一.透明压膜保持器和Hawley保持器是临床中2种常用的保持器,透明压膜保持器制作简单,戴用舒适、美观,但易损坏;Hawley保持器制作相对复杂,体积大,但耐用、易调节.然而,最重要的是两者对不同错类型的保持效果也有差异,临床中应根据错类型选取适宜的保持器维持矫治结束后关系的稳定.%Long-term stability is an important part of orthodontic treatment and wearing a retainer is one of the meth-ods to keep stable after active orthodontic treatment. Transparent film retainer and Hawley retainer are two kinds of re-tainer usually used in clinical treatment. the previous one is easy to made, comfortable and beautiful to wear, easily damaged. Hawley retainer is relatively complex to made and in a large size. And it is durable and adjustable. However, there are differences between these retainers on the retaining effects in different types of malocclusion. In clinical treat-ment, according to the type of malocclusion, we choose the appropriate retainer to keep stable occlusal relationship after orthodontic treatment.
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