Related Experiment Videos
[Glass-ionomer cements in Class V restorations]
C Prati1, F C Fratamico, G Piana
1Università degli Studi di Bologna.
Dental Cadmos
|November 1, 1990
Summary
The study found that using glass-ionomer cement as a base in Class V restorations significantly reduced marginal microleakage compared to other methods. This technique offers improved sealing for dental restorations.
Area of Science:
- Restorative Dentistry
- Dental Materials Science
Context:
- Class V restorations at the cementum enamel junction are prone to marginal microleakage.
- Evaluating different application techniques for glass-ionomer cements is crucial for improving restoration longevity.
Purpose:
- To compare the marginal microleakage of Class V restorations using two glass-ionomer cement application techniques (chamfer vs. base).
- To assess the influence of composite resins on microleakage in conjunction with glass-ionomer application methods.
Summary:
- Nonretentive Class V cavities in human molars were restored using glass-ionomer cement applied either with a chamfer technique or as a base.
- Samples were subjected to dye penetration tests and microscopic examination.
- The glass-ionomer cement base technique demonstrated significantly less marginal microleakage compared to the chamfer technique and other methods evaluated.
Impact:
- The findings suggest that the base application technique for glass-ionomer cement can enhance the marginal integrity of Class V restorations.
- This research provides valuable insights for clinicians seeking to minimize microleakage and improve the success rate of dental restorations.