The process of constant teeth eruption, presents the large interest for human physical development study, school maturity, development of malocclusion. Our research has revealed change of permanent teeth eruption terms in relation to normal terms accepted in 70ies. Owing to change of eruption terms the processes of occlusion formation are broken. The new apparatus, introduced in the article (Fig. 8), may be used for the prophylaxes the following anomalies.
