成人前牙深覆的治疗难点在于如何迅速打开咬。一般认为，成人骨骼缺乏生长，多采用压低前牙的节段弓［１］。而有的学者使用固定矫治器结合小平板打开咬［２］，效果良好。笔者将方丝弓技术、小平板、节段弓同时运用，效果要比单纯使用节段弓或方丝弓技术结合小... Treatment of adult anterior deep overburden is the difficulty of how to quickly open the bite. Generally believed that the lack of growth of adult bones, the use of multi-arch anterior lower bow [1]. Some scholars use a fixed orthodontic appliance combined with a small flat plate open bite  [2], the effect is good. I will square silk arch technology, Xiaoping  board, section bow at the same time, the effect is simple than the use of segmental bow or square arch wire technology combined with small ...