Effects of tooth extraction on dental arch width and alveolar bone width / 实用口腔医学杂志

ABSTRACT

Objective: To investigate the effects of tooth extracti on on dental arch width and alveolar bone width. Methods: D ental arch width and relevant alveolar bone width between canines, second premo lars and first molars were measured on dental casts of 20 cases with Angle II 1 malocclusion before and after tooth extraction treatment. All data were analy sed by SPSS 10.0 statistic software. Results: After treat ment, in maxilla the arch width and alveolar bone width between canines were in creased(P