A CASE REPORT OF ANGLE'S CLASS I MALOCCLUSION WITH LOSS OF THE FIRST MOLARS

제 1 대구치 상실을 동반한 Angle씨 제 I 급 부정교합의 치험예

  • Park, Young Chul (Department of Orthodontics, College of Dentistry, Yonsei University) ;
  • Oh, Sung San (Department of Orthodontics, College of Dentistry, Yonsei University)
  • 박영철 (연세대학교 치과대학 교정학교실) ;
  • 오성산 (연세대학교 치과대학 교정학교실)
  • Published : 1984.03.01

Abstract

A girl aged 13 years 1 month, had a Angle's Class 1 malocclusion, characterized by severe aterior crowding, high canine, and loss of the upper and lower left first molars on account of dental caries. This patient underwent ${\frac{4}{4}}$extraction and multibonded system was used. After 20 Months, anterior crowding and high canine was corrected, and the extraction space as closed on both arch. The upper and lower left 2nd molars occupied the first molar spaces instead of the first polars. After 6 Months from debanding, band spaces were disappeared and the third molars were upting normally.

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