Resin composite onlays are emerging as a popular alternative in dental restoration, especially when compared to traditional full-coverage crowns. This article delves into their cost-effectiveness, viability, and overall benefits, supported by scientific research and studies.
Cost-Effectiveness of Resin Composite Onlays
Comparative Cost Analysis
McCarthy (2015) emphasizes the economic viability of resin composite onlays, especially for extensively broken-down teeth. These onlays provide a more affordable solution than full crowns, addressing the financial concerns of many patients (McCarthy, 2015).
Long-Term Financial Benefits
Kelly and Smales (2004) discovered that direct placement resin composites are more cost-effective than other indirect restorations, such as full gold crowns, when considered over a 15-year period
Viability and Durability of Resin Composite Onlays
Clinical Performance and Success Rates
Rocca et al. (2013) and Bandeca et al. (2012) have documented the efficacy of resin composite onlays. They are faster to apply and less invasive than full crowns, although there is a slightly increased risk of tooth fracture
Durability Under Various Conditions
Ankyu et al. (2018) note that while resin-based composite crowns are an economical choice, they may experience reduced retentive strength due to thermal and mechanical cycling, which can lead to more frequent crown loosening
Comparing Resin Composite Onlays and Full Crowns
Tooth Structure Conservation
One of the primary advantages of resin composite onlays is their ability to conserve more of the natural tooth structure. Unlike full crowns, they require less tooth reduction, making them a more conservative treatment option.
Aesthetic and Functional Benefits
Resin composite onlays are not just functional but also aesthetically pleasing. They provide an excellent solution for restoring the appearance and function of teeth that have suffered significant damage.
Advantages and Disadvantages of Resin Composite Onlays
- Cost-Effectiveness: Both in the short-term and long-term, resin composite onlays are an economical choice.
- Tooth Structure Preservation: They offer a conservative approach by preserving a larger portion of the natural tooth.
- Risk of Tooth Fracture: Although minimal, there’s a slightly higher risk of tooth fracture compared to full crowns.
- Retentive Strength Issues: Under certain conditions, such as thermal and mechanical stress, their retentive strength might decrease.
Resin composite onlays are a cost-effective, conservative alternative to full crowns. They are beneficial for both preserving tooth structure and providing aesthetic restoration. While they do have some drawbacks, their advantages in cost-saving and tooth conservation make them a highly viable option for many dental patients.
- McCarthy, R. (2015). The application of indirect composite onlays in the restoration of severely broken down posterior teeth. Journal of the Irish Dental Association, 61(6), 309-12.