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.

• 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。