应急开启：不受任何控制，即使方舌反锁，也能开门。
Open in Emergency: Under no control. The door can be opened even if the dead bolt is locked.
采用频数统计方法，分析《普济方》的舌象特点。
To analyze the characteristics of tongue manifestation with frequency statistics method.
方法：对8例下颌磨牙颊向或舌向倾斜错位的患者，采用简易半固定舌弓配合方丝弓矫治技术在矫治初期进行矫治。
METHODS: Using a simple semi-fixed lingual arch combined with the edgewise technology to correct 8 cases with linguoclination or buccoclination of the mandibular molars.
应用推荐