The use of different adhesive filling material and mass combinations to restore class II cavities under loading and shrinkage effects: a 3D-FEA

P. Ausiello, S. Ciaramella, A. De Benedictis, A. Lanzotti, J. P.M. Tribst*, D. C. Watts

*Corresponding author for this work

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

3D tooth models were virtually restored: flowable composite resin + bulk-fill composite (A), glass ionomer cement + bulk-fill composite (B) or adhesive + bulk-fill composite (C). Polymerization shrinkage and masticatory loads were simulated. All models exhibited the highest stress concentration at the enamel–restoration interfaces. A and C showed similar pattern with lower magnitude in A in comparison to C. B showed lower stress in dentine and C the highest cusps displacement. The use of glass ionomer cement or flowable composite resin in combination with a bulk-fill composite improved the biomechanical behavior of deep class II MO cavities.

Original languageEnglish
Pages (from-to)485-495
Number of pages11
JournalComputer methods in biomechanics and biomedical engineering
Volume24
Issue number5
DOIs
Publication statusPublished - 2021

Bibliographical note

Publisher Copyright:
© 2020 Informa UK Limited, trading as Taylor & Francis Group.

Keywords

  • Adhesion
  • class II MO
  • loading
  • operative dentistry
  • polymerization shrinkage

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