Treatment of impacted tooth in dentigerous cyst by orthodontic management combined with surgical operation / 实用口腔医学杂志

ABSTRACT

Objective:To assess the efficiency of orthodontic management in the treatment of impacted tooth in dentigerous cyst.Methods:Nine cases of dentigerous cysts with impacted teeth were treated with fixed appliances, surgical exposure, scrape of cyst and orthodontic traction to assist eruption of impacted teeth.Results:After treatment the panoramic radiographs revealed that radiolucent lesion disappeared with full bone regeneration, and the lesion was replaced by normal bony density and structure. Roots of impacted teeth normally developed. Impacted teeth were orthodontically brought into their proper position with normal alignment, normal overjet and overbite. Normal occlusion was found in all the cases. Mean total active orthodontic treatment time was 21.25 months,varying from 14 to 36.Conclusion:Orthodontic management combined with surgical approach is effective in the treatment of impacted teeth in dentigerous cyst.