A COMPARATIVE EVALUVATION OF HERBST APPLIANCE AND THE ADVAN SYNC 2 IN THE TREATMENT OF CLASS II MALOCCLUSION

Background D And Objectives: Treatment of class II malocclusion has been a prime focus of orthodontic investigators for decades. Objectives: To evaluate the effects of Herbst fixed functional appliance in the treatment of class II malocclusion, to evaluate the effects of Advansync 2 fixed functional appliance in the treatment of class II malocclusion, to compare the effects of Herbst and Advansync 2 fixed functional appliances in the treatment of class II malocclusion

Method: The sample size consisted of 14 patients who reported to department of orthodontics and dentofacial orthopedics, Coorg institute of dental sciences, Virajpet seeking fixed orthodontic treatment. The patients were divided into two groups: Group A: 7 patients who were treated with Herbst fixed functional appliance. Group B: 7 patients who were treated with Advansync 2 fixed functional appliance The effects of appliances were measured at two intervals T0 – At the beginning of the treatment T1 - Nine months after appliance delivery

Results: Patients who were treated with the Advansync 2 fixed functional appliances had better C0- GN, C0- GO, and UI A after the nine months of appliance delivery Patients who were treated with the Herbst fixed functional appliances had better SNA, SNB, WITZ, CO- A, ANB, UI- A, LI-B, LI B, UL- EPL, and FMA after the nine months of appliance delivery. INTERPRETATION AND CONCLUSION: Advansync 2 and Herbst appliance was effective in normalizing Class II malocclusions.