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Composite inlay/luting resin bond strength--surface treatment effects
A C Shortall1, R L Baylis, H J Wilson
1University of Birmingham School of Dentistry, UK.
Journal of Dentistry
|January 1, 1996
Summary
Surface treatments and bond resin significantly impact resin composite inlay bond strength. Optimal bonding depends on these factors for durable dental restorations.
Area of Science:
- Dental Materials Science
- Biomaterials Engineering
- Restorative Dentistry
Background:
- Achieving durable bonds between resin composite inlays and luting materials is crucial for long-term restoration success.
- Surface treatments and the application of bond resins are critical factors influencing the integrity of dental restorations.
Purpose of the Study:
- To evaluate the impact of various surface treatments on the interfacial bond strength of two resin composite inlay materials.
- To determine the influence of bond resin application on the bond strength between composite inlays and luting agents.
Main Methods:
- Utilized a notched disc specimen design to assess bond strength via torque-to-fracture testing.
- Compared bonded specimens (two half notched discs) with control specimens (complete resin composite material).
Main Results:
- Both surface treatment methods and the use of bond resin significantly affected interfacial bond strength.
- Interfacial bond strength was quantified by the torque required to initiate failure, expressed as a percentage of control specimen fracture torque.
Conclusions:
- The study provides insights into optimizing bonding strategies for resin composite inlays.
- Findings are applicable to selecting appropriate surface treatments and luting materials for enhanced dental restoration longevity.