Efficiency of Skeletal Class II Malocclusion Treatment Using Herbst Appliance (Type II) | ||||
Al-Azhar Journal of Dentistry | ||||
Volume 2023, Issue 1, January 2023 | ||||
DOI: 10.58675/2974-4164.1459 | ||||
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Authors | ||||
Omnia Mohamed1; Samir Ibrahim2; Ahmed Salama3; Mohsena Abd Erazik4 | ||||
1Dentist at Egyptian Ministry of Health, Egypt. | ||||
2Professor of Orthodontic, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, Egypt | ||||
3Professor and Head of Orthodontic Department, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, Egypt. | ||||
4Lecturer of Orthodontics, Faculty of Dental Medicine for Girls, Al- Azhar University, Cairo, Egypt. | ||||
Abstract | ||||
ABSTRACT Purpose: The aim of this study was to assess the skeletal and dentoalveolar treatment outcomes using Herbst type II appliance with multibracket system in treatment of skeletal Class II malocclusion. Subject and Methods: The present study was applied on ten female patients with age ranges 12-13 years old, with skeletal Class II Division 1 malocclusion (deficient mandible). The line of treatment was to use nonextraction fixed functional appliance (Herbst) type II with multibracket system. Pre and post-treatment lateral cephalometric radiograph were obtained, cephalometric analysis and superimposition was performed to assess changes in skeletal and dentoalveolar structure. Results: Class II correction was obtained mainly by dentoalveolar effects, which include statistically significant lingual inclination of the upper incisors and labial inclination of the lower incisors with mesializiation of the lower molars. There was relative mandibular length increase with maxillary restriction. P ≤ 0.05. Conclusions: Skeletal Class II Divison 1 in adolescent patients can be effectively treated by Herbst type II with multibracket system. Both skeletal and soft tissue profile convexities are reduced as a result of dentoalveolar changes with mandible growth and forward movement. | ||||
Keywords | ||||
Class II malocclusion; Fixed functional appliance; Herbst appliance | ||||
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