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전치부 매복치에 관한 교정학적 고찰 ORTHODONTIC CONSIDERATION ON THE IMPACTED TEETH OF ANTERIOR SEGMENT

대한치과의사협회지 1978년 16권 1호 p.37 ~ 42
양원식,
소속 상세정보
양원식 ( Yang Won-Sik ) 
서울대학교 치과대학 치과교정학교실

Abstract


A study on the impacted teeth of the anterior segment was carried out. The data for this study were compiled form 1739 outpatients of the Department of Orthodontics, College of Dentistry, Seoul National University. The following conclusions were obtained; 1. The frequency of the impacted teeth of the anterior segment was 2.8% and the frequency of male was 4.0%, that of female was 2.1%., respectively. 2. The order of occurrence of the impacted teeth in the anterior segment was maxillary canine mesiodens, maxillary central incisor, maxillary lateral incisor, mandibular canine. 3. The etiologic factors of the impaction were the space deficiency for eruption, cleft palate, the prolonged retention of deciduous teeth, dentigerous cyst. 4. The favorable results of treatment and prognosis were obtained from the impacted teeth of the normal shape after surgical exposure and adhered the plastic attachment and inducted them into the dental arch.

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