Abstract:

In the present paper,the topical application of 38% Amino-Silver-Fluoride made by our hospital was introduced,and the clinical effectiveness in the control of dental carie was reported Sixty eight preschool children in Beijing (34 children in the experimental group and control group respectively,altogether 228 decayed surfaces) were involved in this study.The observation period lasted 22 months.The application of ASF at the decayed labial and proximal surfaces of the deciduous teeth showed satisfactory results and indicated high caries reduction rate (above 84%).The decayed surface became,black,hard and shining.But the caries reduction rate was less satisfactory with the application on the decayed,occlusal and proximal decayed surfaces of the posterior teeth.