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[SEM study on finishing the joint between inlay and luting composite resin]
M Hannig1, H K Albers, T Prieshoff
1Zentrum für Zahn, Mund- und Kieferheilkunde der Christin-Albrechts-Universität zu Kiel.
Deutsche Zahnarztliche Zeitschrift
|October 1, 1990
Summary
Finishing composite resin inlays requires specific techniques. Using carbide burs and silicone points for surface polishing ensures perfect margins, optimizing dental restoration quality.
Area of Science:
- Restorative Dentistry
- Dental Materials Science
Background:
- Composite resin inlays are widely used for dental restorations.
- Proper finishing of luting composite resin is crucial for restoration longevity and marginal integrity.
- Various finishing techniques exist, but their comparative efficacy requires evaluation.
Purpose of the Study:
- To compare the effectiveness of different finishing methods for luting composite resin spaces after inlay insertion.
- To identify the optimal finishing protocol for achieving high-quality margins in composite resin inlays.
Main Methods:
- An in vitro study design was employed.
- Different finishing techniques for luting composite resin were applied to prepared inlay preparations.
- Scanning Electron Microscopy (SEM) was utilized for evaluating the marginal integrity and surface quality.
Main Results:
- Significant differences were observed between the tested finishing methods.
- The combination of twelve-fluted carbide burs followed by silicone point polishing yielded the best outcomes.
- This protocol resulted in a high rate of perfect margins, indicating superior surface finishing.
Conclusions:
- The finishing method significantly impacts the quality of composite resin inlay margins.
- Twelve-fluted carbide burs followed by silicone point polishing represent an effective technique for achieving excellent marginal adaptation and surface finish.
- Optimized finishing protocols are essential for enhancing the clinical performance and durability of composite resin restorations.