乳牙由于解剖形态、组织结构、钙化程度及其所处的环境等因素的影响,极易患龋。全国第二次口腔健康流行病学调查结果显示,5岁组儿童龋病患病率高达78.28%,龋均高达4.76,儿童龋病治疗成为儿童牙医临床工作重点之一。但在实际的临床工作中,儿童对龋病治疗感到恐惧的现象相当普遍, Deciduous teeth due to anatomical morphology, tissue structure, degree of calcification and the environment in which the factors such as susceptible to caries. The results of the second oral health epidemiology survey showed that the prevalence of dental caries was as high as 78.28% and the caries was as high as 4.76 in children aged 5 years. Caries treatment in children became one of the most important clinical tasks for children. However, in actual clinical work, the phenomenon of fear of caries treatment in children is quite common,