在牙科就诊的患儿 ,由于儿童特殊的心理特点 ,大多有恐惧感 ,以幼儿期和学龄前儿童多见 ,诊疗过程中不合作 ,甚至反抗[1] 。鉴于以上原因 ,有些家长或医生对儿童牙病任其发展 ,等待乳牙替换 ,不遵循儿童牙病的治疗原则“诱导正常恒牙列萌出 ,确保儿童健康发育”。将“儿童牙科 Children in dental treatment, due to the special psychological characteristics of children, most have fear, to early childhood and preschool children more common, non-cooperation in the treatment process, and even resistance [1]. In view of the above reasons, some parents or doctors renovate children's dental diseases, waiting for the replacement of primary teeth, and fail to follow the principle of treatment of children's dental diseases “to induce normal permanent dentition to erupt to ensure the healthy development of children.” Will "children's dental