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광중합형 구치부 수복재료의 중합수축량과 중합수축력

AMOUNT OF POLYMERIZATION SHRINKAGE AND SHRINKAGE STRESS IN COMPOSITES AND COMPOMERS FOR POSTERIOR RESTORATION

  • 박성호 (연세대학교 치과대학 보존학교실) ;
  • 이순영 (연세대학교 치과대학 보존학교실) ;
  • 조용식 (연세대학교 치과대학 보존학교실) ;
  • 김수선 (연세대학교 치과대학 보존학교실) ;
  • 이창재 (연세대학교 치과대학) ;
  • 김영주 (연세대학교 치과대학) ;
  • 이봉희 (연세대학교 치과대학) ;
  • 이광성 (연세대학교 치과대학) ;
  • 노병덕 (연세대학교 치과대학 보존학교실)
  • 발행 : 2003.07.01

초록

The purpose of present study was to evaluate the polymerization shrinkage stress and amount of linear shrinkage of composites and compomers for posterior restoration. For this purpose, linear polymerization shrinkage and polymerization stress were measured. For linear polymerization shrinklage and polymerization stress measurement, custom made Linometer (R&B, Daejon, Korea) and Stress measuring machine was used (R&B, Daejon, Korea). Compositers and compomers were evaluated: Dyract AP (Dentsply Detrey, Gumbh. German) Z100 (3M Dental Products, St. Paul. USA) Surefil (Dentsply Caulk, Milford, USA) Pyramid (Bisco, Schaumburg, USA) Synergy Compact (Coltene, Altstatten, Switzerland), Heliomolar (Vivadent/Ivoclar, Liechtenstein), and Compoglass (Vivadent Ivoclar/Liechtenstein) were used. 15 measurements were made for each material. Linear polymerization shrinkage or polymerization stress for each material was compared with one way ANOVA with Tukey at 95% levels of confidence. For linear shrinkage: Heliomolar, Surefil

키워드

참고문헌

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피인용 문헌

  1. Correlation between Linear polymerization shrinkage & tooth cuspal deflection vol.30, pp.6, 2005, https://doi.org/10.5395/JKACD.2005.30.6.442
  2. Correlation Between the Amount of Linear Polymerization Shrinkage and Cuspal Deflection vol.31, pp.3, 2006, https://doi.org/10.2341/05-46
  3. Effect of intermittent polymerization on the rate of polymerization shrinkage and cuspal deflection in composite resin vol.33, pp.4, 2008, https://doi.org/10.5395/JKACD.2008.33.4.341