窝沟封闭是指不除去牙体组织,仅在牙的面、舌面或面颊的点隙或裂沟处涂布一层黏合型树脂,以保护牙釉质不被细菌或其代谢物侵蚀,从而达到预防龋病的目的~([1-2])。2013年,我们对我区适龄儿童12 596例(13 575牙)实施可见光固化窝沟封闭术,预防龋病,并随访3年,取得较好效果。现分析报告如下。1临床资料1.1一般情况本组12 596例中,男5044例,女 Pit and fissure sealant refers to do not remove the tooth tissue, only in the tooth surface, tongue or cheek point gap or cleft coating a layer of adhesive resin to protect the enamel from bacteria or its metabolites erosion To prevent the purpose of caries ~ ([1-2]). In 2013, 12,596 (13,575) children of school-age were enrolled in this study. We performed visible-light-cured pit and fissure sealant to prevent dental caries and were followed up for 3 years to obtain better results. The analysis report is as follows. 1 Clinical data 1.1 General 12 596 cases in this group, 5044 men and women, women