Kebutuhan Fisur Silen Gigi Posterior pada Murid-Murid Sekolah Dasar di Kota Madya Medan

The application of pit and fissure sealants is widely accepted practice in carious prevention, these materials were developed in an effort to prevent plaque, bacteria and carbohydrates penetrating pits and fissures of the teeth. Fissure sealants are effective in preventing occlusal carious in 33 out of every 100 teeth. The purpose of this study was to determine the needs of fissure sealant among the children age 6-13 years old. This study was carried out in two elementary schools. Samples was taken by sistematic random sampling based on age and sex. The totals of samples was 430 children. The needs of fissure sealant in the molars were quite high (36,75%), the highest percentage was in the lower first molar (49,64%), followed by the lower second molar (42,92%). In the premolars the needs was low (8,02%), the greatest needs was in the lower second premolar (15,79%) followed by upper first premolar (7,50%)