Restorative Dentistry and Endodontics
- Volume 22 Issue 1
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- Pages.181-192
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- 1997
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- 2234-7658(pISSN)
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- 2234-7666(eISSN)
THE EFFECT OF VARIOUS CEMENTS ON THE TENSILE STRENGTH OF A POST AND DIFFICULTIES OF ULTRASONIC POST REMOVAL
시멘트의 종류에 따른 포스트의 인장강도 및 제거의 난이도에 관한 연구
- Park, Jeong-Won (Dept. of Conservative Dentistry, College of Dentistry, Yonsei University) ;
- Roh, Byoung-Duck (Dept. of Conservative Dentistry, College of Dentistry, Yonsei University) ;
- Lee, Chung-Suck (Dept. of Conservative Dentistry, College of Dentistry, Yonsei University)
- Published : 1997.04.08
Abstract
The difficulty of endodontic retreatment depends on various factors and it is affected by retention of post. In this experiment, root canal therapy was done in extracted human teeth and cut into 10mm length from the root apex, and then cemented by zinc phosphate cement, Vitremer