ArticleJournal of functional biomaterials2025
Influence of Pontic Length on the Structural Integrity of Zirconia Fixed Partial Dentures (FPDs).
Article in Journal of functional biomaterials, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.
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Who cites it
12 citing papers in PubMed.
- Clinical Risk and Medico-Legal Implications in Zygomatic Implant Rehabilitation: An Umbrella Review of Systematic Reviews.Diagnostics (Basel, Switzerland) · 2026Review
- Quantitative 3D Evaluation of Facial Soft Tissue Modifications Following Complete Denture Treatment in Edentulous Patients: A Prospective Before-After Study.Journal of clinical medicine · 2026Article
- From Digital Planning to Surgical Precision: Assessing the Accuracy of NemoFAB in Orthognathic Surgery.Journal of clinical medicine · 2026Article
- Marginal adaptation and fracture resistance of CAD/CAM-fabricated PMMA, PEEK, and PEKK three-unit provisional fixed dental prostheses: an in vitro comparative study.Biomaterial investigations in dentistry · 2026Article
- Flexural Strength of Different Restorative Materials Used for Direct Restoration in Pediatric Dentistry: An In Vitro Study.Biomimetics (Basel, Switzerland) · 2025Article
- Fracture Load of Polyaryletherketone for 4-Unit Posterior Fixed Dental Prostheses: An In Vitro Study.Journal of functional biomaterials · 2025Article
- Possible Diagnostic and Therapeutic Applications of Bioprinting for Bone Regeneration in Maxillofacial Surgery.Diagnostics (Basel, Switzerland) · 2025Review
- Comparative Evaluation of Color Stability and Fracture Resistance of CAD/CAM and Chairside Provisional Restorations: An In Vitro Study.Journal of functional biomaterials · 2025Article
- Effect of Endodontic Irrigants on the Cyclic Fatigue Resistance of Nickel-Titanium Rotary Instruments: A Systematic Review.Materials (Basel, Switzerland) · 2025Review
- Adhesive Performance of Zirconia and Lithium Disilicate Maryland Cantilever Restorations on Prepared and Non-Prepared Abutment Teeth: An In Vitro Comparative Study.Biomimetics (Basel, Switzerland) · 2025Article
- Fracture Resistance of CAD/CAM-Fabricated Zirconia and Lithium Disilicate Crowns with Different Margin Designs: Implications for Digital Dentistry.Journal of functional biomaterials · 2025Article
- Case Report: A comprehensive digital workflow to enhance predictability and precision with fixed dental prostheses in the posterior region.Frontiers in dental medicine · 2025Article
Corrections and comments
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Authors and funding
10 authors.
Funding
Abstract
objectiveThis study aims to evaluate the influence of pontic length and design on the fracture resistance of zirconia fixed dental prostheses (FDPs). By assessing different span lengths under controlled mechanical loading conditions, the research seeks to provide insights into optimizing the structural integrity of zirconia dental bridges. MATERIALS AND
methodsA total of 20 zirconia bridges were fabricated and tested in vitro. Ten bridges were designed to replace a single missing molar (tooth 46), with a pontic span of 11 mm, while the remaining ten were crafted for two missing teeth (35 and 36), featuring a longer pontic span of 17 mm. The zirconia frameworks were milled using the Wieland Zenotec
resultsThe mechanical testing revealed a significant correlation between pontic length and fracture resistance. The mean fracture resistance for three-unit bridges (single pontic) was 3703 N, whereas four-unit bridges (double pontic) exhibited a significantly lower resistance of 1713 N. These findings indicate that increased span length reduces the fracture resistance of zirconia restorations due to higher stress accumulation and reduced rigidity.
conclusionsThis study underscores the importance of pontic length and design in determining the fracture resistance of zirconia restorations. Shorter spans exhibit greater structural stability, reinforcing the need for careful treatment planning when designing multi-unit zirconia bridges. By optimizing bridge parameters, clinicians can improve clinical outcomes and extend the longevity of zirconia prostheses in restorative dentistry.
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