The korean journal of orthodontics (대한치과교정학회지)

The Korean Association Of Orthodontists (대한치과교정학회)
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A ROENTGENOCEPHALOMETRIC STUDY OH THE LINEAR ANALYSES IN NORMAL OCCLUSION FOR KOREAN

한국인 정상교합자안모의 실측장분석에 관한 두부방사선 계측학적 연구

  • Yang, Won Sik (Department of Orthodontics, College of Dentistry, Seoul National University)
  • 양원식 (서울대학교 치과대학 교정학교실)
  • Published : 1974.12.01
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Abstract

The author analyzed 64 males and 65 females with normal occlusion from the childhood to the juvenile korean roentgenocephalometrically. And following conclusions were obtained by means of linear analyses. 1. Maxillo-facial structure growth continued quite rapidly until puberty from childhood, and growth of male was increased than that of female after Hellman dental age IV A significantly. 2. The order of growth increments were mandibular, maxillary, and cranial base length in both sexes. 3. In both sexes, the growth of anterior face was more rapid than that of posterior face, and lower facial growth was greater than upper facial growth of anterior and posterior face. 4. The maxillo-facial height growth was rapid than that of the depth in both sexes.

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