Manas Bajpai
The aim of the study was to study the physiological changes of teeth according to the Gustafson’s criteria and to estimate the age according to these physiological changes. The study was carried out in the department of Oral and Maxillofacial surgery Jaipur Dental College Jaipur. Cases received for extraction. The armamentarium used in this study is Electric lathe, Carborundum stone (rough and smooth), Alcohol and Xylene, Formalin, Microscope and slides. On comparing the means of both the calculated age and the actual age, it was observed that the difference between them was statistically significant except in the age group of 40-50 years group. On calculating the age mean error was found to be ± 4.86.