SFRCs Show Superior Fracture Resistance and Clinical Potential to conventional resin composites: Study
Written By : Dr. Shravani Dali
Published On 2025-10-22 14:45 GMT | Update On 2025-10-22 14:45 GMT
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Researchers have found in a new study that short fiber–reinforced composites (SFRCs) demonstrated higher fracture resistance than conventional resin composites, with performance comparable to bulk-fill composites. SFRCs appear promising for use in extensive restorations, although further work is needed to refine combinations of materials and to standardize testing approaches.
Existing evidence suggests that conventional and bulk-fill resin composites (RCs) do not fully restore the physiological fracture resistance of teeth with extensive MOD cavities, leaving posterior restorations susceptible to bulk fracture, particularly in structurally compromised or endodontically treated teeth. Whether short fiber-reinforced resin-based composites (SFRCs) can address these limitations and improve fracture resistance remains unclear.
The authors note that while SFRCs show clear advantages, variability in fiber size, matrix composition, and testing protocols across studies complicates direct comparisons. Optimizing fiber-resin synergy, understanding long-term behavior, and establishing uniform standards are critical next steps. If these hurdles can be addressed, SFRCs may become a reliable choice for restoring large cavities or load-bearing regions in dental practice—offering a balance of strength and adaptability currently unmatched by traditional composites.
Keywords: short fiber–reinforced composites, SFRC, fracture resistance, resin composite, bulk-fill composite, dental restoration, mechanical properties, crack resistance
Reference: Effect of short fiber-reinforced resin-based composite on fracture resistance of extensive direct restorations: A systematic review and network meta-analysis. Wayakanon, Kornchanok et al. The Journal of Prosthetic Dentistry, Volume 0, Issue 0
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