대한치과교정학회지 (The korean journal of orthodontics)
- 제24권3호
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- Pages.709-719
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- 1994
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- 2234-7518(pISSN)
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- 2005-372X(eISSN)
3종류의 구치부 Uprighting Spring의 초기응력분포에 관한 광탄성학적 연구
A PHOTOELASTIC STUDY ON THE INITIAL STRESS DISTRIBUTION BY 3 TYPES OF MOLAR UPRIGHITNG SPRING
- 전윤식 (이화여자대학교 의과대학 치과학교실 교정과)
- Chun, Youn-Sic (Division of Orthodontics, Department of Dentistry, College of Medicine, Ewha Womans University)
- 발행 : 1994.09.01
초록
The aim of this investigation was to identify which suing is more suitable for uprighting of the 30 degree inclined lower second molar in different situations. Between four different molar uprighting springs which were A, B, C type and T-loop spring, the author tested T-loop suing as a control material and the other springs were experimental group. Each spring was fabricated from .017'