A CASE REPORT OF ORTHODONTIC TREATMENT OF LOWER PROGNATHISM

Chang,  Yong-Il; Lee,  Ki-Soo; Suh,  Cheong-Hoon

J Korean Dent Assoc > Volume 16(3); 1978 > Article

The Journal of The Korean Dental Association 1978;16(3):199-204.
Published online March 31, 1978.

하악 전돌증 교정치험예

장영일¹, 이기수², 서정훈³

^¹서울대학교 치과대학 교정학교실
^²서울대학교 치과대학 교정학교실
^³서울대학교 치과대학 교정학교실

A CASE REPORT OF ORTHODONTIC TREATMENT OF LOWER PROGNATHISM

Yong-Il Chang¹, Ki-Soo Lee², Cheong-Hoon Suh³

¹Department of Orthodontics, College of Dentistry, Seoul National University
²Department of Orthodontics, College of Dentistry, Seoul National University
³Department of Orthodontics, College of Dentistry, Seoul National University

Abstract

The patient, 8 years female, complained of crossbite of anterior teeth and prognathism of mandible. There was lingual tipping of upper lateral incisor in teeth lining. Cephalometric analysis revealed normal in maxilla, but forward relation to standard, so daignosised as skeletal class III case. Crossbite of anterior teeth was corrected by means of CIII elastics under multibanded system. Space for eruption of canine was regained by means of E.O.A. After 2 years and 7 months, she gained good interdigitation of buccal segments of attractive facial profile.