摘要
目的：观察窝沟封闭术对预防儿童第一恒磨牙患龋的临床效果。方法：选取200名四颗第一恒磨牙萌出到合平面，并符合窝沟封闭术适应证的6-9岁儿童，随机选择左或右上下第一恒磨牙进行窝沟封闭，以自身对侧同名第一恒磨牙为空白对照组；定期随访3年。结果：窝沟封闭组牙齿龋坏率显著低于对照组（P〈0．05）。结论：对6-9岁儿童第一恒磨牙行窝沟封闭术，能有效预防龋齿的发生。
Objective： To observe the clinical effect of pit and fissure sealant technique in prevention of dental decay for children＇ s first permanent molars.Method： Selected 200 children between 6 to 9 years whose four first permanent molars just came out to the cant of occlusion plane and were fit for the pit and fissure sealing.Randomly selected the upper and lower bilateral first permanent molars in left or right as pit and fissure sealing group for the pit and fissure sealing, and the other side without the pit and fissure sealing as the control group.The patients were followed 3 years.Result： The rate of dental caries in the pit and fissure sealing group were less than that in the control group （ P〈0.05 ） .Conclusion： The pit and fissure sealing of the first permanent molars for children between 6 to 9 years can efficiently prevent dental caries.
出处
《中国医学创新》
CAS
2013年第16期101-102,共2页
Medical Innovation of China
关键词
窝沟封闭术
预防
第一恒磨牙
龋齿
Pit and fissure sealing
Prevention
The first permanent molars
Dental caries
