乳牙反牙合在临床并不少见,对其施行早期矫治,可促进颌骨的正常发育,改善面形容貌,并对防止恒牙反牙合有积极作用[1]。作者应用自行设计的改良牙合垫活动矫治器,即在上颌牙合垫矫治器的前牙区增设冠状斜面导板,已矫治乳牙反牙合16例,疗效满意,为临床治疗乳牙反牙合提供了一种更 Occlusal decubitus is not uncommon in clinical practice, its implementation of early correction, can promote the normal development of the jaw bone, improve facial appearance, and to prevent permanent teeth anti-orthodontic have a positive effect [1]. The application of self-designed modified occlusal pad appliance, that is, in the maxillary occlusal pad appliance anterior coronal incisors additional coronal guide plate has been treated deciduous teeth anti-occluder 16 cases, with satisfactory results for the clinical treatment of deciduous teeth anti-occlusion provide A more