ACADEMIA Letters A cavity classifcation LOV/DD: Short Communication Oleksandr Bulbuk, Department of Prosthetic Dentistry, Ivano-Frankivsk National Medical University Mykola Rozhko , Ivano-Frankivsk National Medical University Olena Bulbuk, Ivano-Frankivsk National Medical University Keywords: Cavity classifcation, diagnostics, restoration, algorithm of treatment Introduction Previous research have established – in the problem solving of diagnosis and treatment of hard tissues defects, a signifcant role belongs to the choice of tactics treatment tooth destruction. This work aims to study the diagnosis problems and cavity classifcation, what will facilitate objectifcation of diagnostic and therapeutic approaches in the dental treatment of patients with this disease.[1-6] Methods For diferential estimation of defects in teeth and for a precise assessment of the strength of the composition “tooth-restoration”, we conducted a mechanic-mathematical modeling of contact interaction of restoration with tooth tissues. We also conducted anthropometric studies cavities all kinds and diferent groups of teeth.[6-9] Results The frst division was made according to the depth of destruction (DD) [Figure 1]: Academia Letters, August 2021 Corresponding Author: Oleksandr Bulbuk, bulbuk77@gmail.com Citation: Bulbuk, O., Rozhko , M., Bulbuk, O. (2021). A cavity classifcation LOV/DD: Short Communication. Academia Letters, Article 2734. https://doi.org/10.20935/AL2734. 1 ©2021 by the authors — Open Access — Distributed under CC BY 4.0