Comparison of enamel color alteration between bonded and free unbonded surfaces of maxillary anterior teeth after fixed orthodontic therapy (A prospective clinical study)

R. Abdulhuaasin Al-Laban, Yasir

	Comparison of enamel color alteration between bonded and free unbonded surfaces of maxillary anterior teeth after fixed orthodontic therapy (A prospective clinical study)
Journal of baghdad college of dentistry
Article 1, Volume 27, Issue 3, 2015, Pages 174-178
Author
Yasir R. Abdulhuaasin Al-Laban
Abstract
Background: The purpose of this study is to compare the color changes between the bonded middle third and the unbonded gingival and incisal thirds, fallowing fixed orthodontic treatment Material and method: The color parameter l, a, b has been recorded for each thirds in upper anterior teeth by mean of easy shad device. The has been calculated for gingival, middle and incisal thirds for the upper anterior teeth in 34 patient, 17 males and 17femals, those subject undergone fixed orthodontic treatment Results: The in middle bonded third is highly significant higher than that in incise and gingival thirds p<0.01 because the middle third isn’t expose to oral fluid and dental brushing since it covered by the bracket. Also there was no significant difference in between the 2 sex groups Conclusion: The discoloration that happened in teeth due to orthodontic treatment occur in middle thirds more than the incisal and gingival thirds and there no difference between the 2 sex groups
Keywords
Bonded surface; unbonded surface; Discoloration

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