前牙反是一种较为常见的错畸形，其发病率较高，如不及时矫治，会影响患者的面容和咀嚼功能。笔者联合应用Edgewise细丝弓与下颌改良式联冠斜面导板联合应用，对恒前牙反进行矫治，取得满意效果，现报道如下。一、临床资料1．一般资料：恒前牙反30例，其中男性12例，女性18例； Anterior denticulation is a more common malformations, the higher the incidence, if not timely correction, will affect the patient's face and chewing function. The author combined the use of Edgewise thin wire arch and mandibular modified crown joint bevel guide plate joint, the anti-permanent anterior teeth correction, and achieved satisfactory results are reported below. First, the clinical data 1. General Information: 30 cases of constant anterior teeth, including 12 males and 18 females;