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Published on: December 20, 2024
Radiopacity of an endodontic core material
Emre Bodrumlu1, Kahraman Gungor
1Department of Operative Dentistry and Endodontics, Faculty of Dentistry, Ondokuz Mayis University, 55139 Kurupelit-Samsun, Turkey. bodrumlu@omu.edu.tr
American Journal of Dentistry
|August 5, 2009
Summary
Resilon and gutta-percha exhibit varying radiopacity, with gutta-percha showing higher values. Both materials meet minimal radiopacity requirements for endodontic core materials.
Area of Science:
- Endodontics
- Dental Materials Science
Background:
- Gutta-percha has been the standard endodontic core material.
- Newer materials like Resilon aim to improve endodontic treatment outcomes.
Purpose of the Study:
- To compare the radiopacity of Resilon, a new endodontic core material, with conventional gutta-percha.
- To evaluate if these materials meet the minimum radiopacity standards for endodontic applications.
Main Methods:
- Discs of Resilon and gutta-percha were prepared and compressed into standardized molds.
- Radiographs were taken using ultra-speed dental film.
- Radiopacity was measured using a digital transmission densitometer and expressed as millimeters of aluminum equivalence.
Main Results:
- The mean radiopacities were 4.06 mm Al for Resilon and 7.21 mm Al for gutta-percha in disc form.
- In root canals, mean radiopacities were 5.50 mm Al for Resilon and 8.52 mm Al for gutta-percha.
- Both materials exceeded the minimum requirement of 3 mm Al, but were less radiopaque than dentin.
Conclusions:
- Both Resilon and gutta-percha demonstrate adequate radiopacity for endodontic use.
- Gutta-percha exhibits significantly higher radiopacity compared to Resilon.
- Further research may be needed to optimize Resilon's radiopacity for enhanced clinical visibility.
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