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成人上前牙缺失伴有前牙深覆牙合是一种难治的口腔疾病。为了探讨该方面的治疗，对１５４例患者采用平导式义齿进行修复性矫治，半年内观察疗效，取得了较好效果，总有效率为９７．４％（１５０例）。平导式义齿是矫治成人上前牙缺失伴深覆牙合的一种好方法。
Defective adult anterior teeth accompanied with anterior deep overbite is a refractory oral disease. In order to explore this aspect of the treatment, 154 patients were treated with flat-denture for orthodontic treatment, and the curative effect was observed within six months. The total effective rate was 97.4% (150 cases). Flat-guided denture is a good way to treat adults with missing anterior teeth and deep overlying teeth.