Related Experiment Video
Updated: Jun 13, 2026
09:06
Evaluation of the Curing of Adhesive Systems by Rheological and Thermal Testing
Published on: July 3, 2020
Microleakage evaluation of four self-etching adhesive systems
Pia Chatterjee Kirk1, James G Fitchie, Scott M Phillips
1Department of Care Planning and Restorative Services, University of Mississippi School of Dentistry in Jackson, USA.
General Dentistry
|May 19, 2010
Summary
This study compared four self-etching adhesive systems, finding significant differences in their ability to seal cavities against microleakage at both enamel and dentin margins.
Area of Science:
- Dental Materials Science
- Adhesive Dentistry
Background:
- Marginal integrity is crucial for the longevity of dental restorations.
- Self-etching adhesive systems offer simplified application but require thorough evaluation of their sealing capabilities.
Purpose of the Study:
- To compare and rank the in vitro microleakage of four self-etching adhesive systems.
- To assess differences in marginal sealing ability between these systems.
Main Methods:
- Class V cavities were prepared in human third molars at the cementoenamel junction (CEJ).
- Teeth were restored with one of four self-etching adhesive systems and a consistent composite material.
- Microleakage was evaluated using a 45Ca radioisotope assay after storage and thermocycling.
Main Results:
- Statistically significant differences in microleakage were observed between the tested adhesive systems.
- Variations in sealing performance were noted at both enamel (incisal) and dentin (gingival) margins.
Conclusions:
- The choice of self-etching adhesive system significantly impacts marginal sealing ability.
- Material selection is critical for minimizing microleakage and ensuring restoration success.