2003•Medical Journal of National Defending Forces in Northwest ChinaRequires access
Effect of the modified fixed reverse Twin-block appliance on the early Angle III mlocclusion
Hong Liu
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Abstract
Objective:To evaluate the curative effects of the modified fixed reverse Twin-block appliance on treatment of early AngleⅢ malocclusion.Methods:The modified fixed reverse Twin-block appliance was used on 12 growing subjects with early AngleⅢ malocclusion and clinical characteristics and X-ray cephalometry before and after treatment were compared.Results:After 4 to 6 months treatment ,the appearance and profile improved evidently,the overjet and overbite were normal, molars relationship were AngleⅠ.Conclusion:All findings indicated that the Angle Ⅲ malocclusion can be corrected successfully with modified fixed reverse Twin-block appliance.There are many advantages , such as small and comfortable design of appliance and good cooperation from patients.