Related Experiment Videos
Posterior adhesive composite resin: a historic review
1Tokyo Medical and Dental University, Japan.
The Journal of Prosthetic Dentistry
|November 1, 1990
Summary
New dental composite resins offer a minimally invasive, biological approach to tooth restoration. This method removes only decayed tissue, improving tooth preservation and preventing secondary caries.
Area of Science:
- Restorative Dentistry
- Biomaterials Science
Background:
- Advancements in BIS-GMA composite resins have focused on enhancing physical properties for posterior dental applications.
- The integration of caries detection dyes and chemically adhesive composite resins signifies a shift from mechanical to biological restorative approaches.
Observation:
- The biological approach involves the selective removal of only infected, irreversibly deteriorated, and insensitive tooth tissue identified by a caries detector.
- Cavity preparation requires no further tissue reduction for retention or resistance, and no extension for prevention.
Findings:
- A single-etchant system is used for both enamel and dentin, eliminating the need for cavity lining.
- Chemically adhesive composite resins minimize marginal failure and prevent secondary caries by adhering to cavity margins and walls.
Implications:
- This minimally invasive technique is kinder to teeth compared to traditional amalgam restorations.
- The use of adhesive composite resins represents a significant improvement in dental restoration, enhancing tooth longevity and patient comfort.