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한국인의 하악 구치의 근관 형태에 관한 후향성 연구

Other Titles
 A RETROSPECTIVE STUDY OF ENDODONTICALLY TREATED MANDIBULAR MOLARS IN A KOREAN POPULATION 
Authors
 정일영  ;  금기연  ;  이승종  ;  이찬영 
Citation
 Journal of Korean Academy of Operative Dentistry (대한치과보존학회지), Vol.22(2) : 731-738, 1997 
Journal Title
 Journal of Korean Academy of Operative Dentistry (대한치과보존학회지) 
ISSN
 1225-0864 
Issue Date
1997
Abstract
A retrospective in vivo study of endodontically treated mandiblar molars was conducted. The radilographs and clinical records of mandibular molars that had been treated endodontically in the Dental hospital of Yonsei University from 1986 to July 1997 were reviewed and categorized. A total of 1751 cases were studied and following results were obtained. 1. The number of root canals in mandibular first permanent molar in a Korean population revealed three in 53.2 %, four in 23.0 %, two in 18.4 %, C-shaped canal in 5.0 %, and one in 0.4 %. 2. In mandibular second molar, three canals was observed in 53.2 %, four in 22.2 %, two in 14.9%, C-shaped canal in 9.1 %, and one in 0.6%. 3. In the results of the percentage of 4 canals of mandibular first molars at various age, before age 20, 37.7 % was obtained whereas 19.3 % after 30. 4. 7.94 % of mandibular first molars examined were found to have three roots. 5. The mandibular second molar had C-shaped canals in 9.1 %.
Files in This Item:
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Appears in Collections:
2. College of Dentistry (치과대학) > Dept. of Conservative Dentistry (보존과학교실) > 1. Journal Papers
Yonsei Authors
Jung, Il Young(정일영) ORCID logo https://orcid.org/0000-0001-8972-2664
URI
https://ir.ymlib.yonsei.ac.kr/handle/22282913/177899
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