A comparision of Twin-block and Forsus (FRD) functional appliance--a cephalometric study.

Unlabelled: The aim was to compare the effects of Twin-block & Forsus (FRD) functional appliances in the correction of Angles Class II division 1 malocclusions.

Materials And Methods: Pre- and post-treatment lateral cephalograms of 25 patients who underwent treatment with twin block for the correction of class II div 1 were compared with 25 patients who underwent treatment with Forsus appliance. These were again compared with the pre follow up and post follow up lateral cephalograms of 25 patients who have not undergone any treatment during this period.