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Use of children love to contain the lollipop in the mouth. Combine toothbrush with lollipop,Test the pH
value of saliva in children'mouth.To Judge the prevalence index in Children's dental caries, gingivitis.
Lollibrush abandon the traditional medical instrument which bring the child to the psychological cold f-
-eeling.Full of humane care in the form of monitoring to enable children to overcome the fear of the p-
-sychological test .Make the test simple and interesting,help children develop good oral hygiene and e-
-ating habits in the form of entertainment.