[Clinical studies on fissure sealants of the Bis-GMA type].

In this study the effects of two fissure sealants were tested clinically, 50 teeth were sealed with Nuva Seal and 54 teeth with Epoxy-Lite 9075. Follow-ups were performed over a period of 15 months. In chi2 tests, a highly significant reduction in caries or restriction of caries was found in the sealed teeth as compared to the teeth of the control group.