電話器応用による幼児聴力検査法

抄録

1) Getting the hint from the fact that childrens like to play with telephones as toys, the authors put into experiment the talk-back style, new audiometric instrument by application of toy-telephone.
2) This instrument is the very small and children can be examined in their hearing by pure tone, speech sound, social sound and the voice of their mothers.
3) It was revealed that there are not significant.differences between the results by speech audiometry with standard audiometer and the results by this telephone audiometry.
4) In the application to the case of hard of hearing, we acknowledged the answer to mothers calling, by observing the expressions, reflexes and behaviours of the childrens, as the sign of auditory existence.There was no significant differences between the results of telephone audiometry and the results of other audiometry for the preschool childrens.