Fluoride Content and Recharge Ability of Glass-Ionomer Dental Materials
Author Information
Author(s): Markovic Dejan Lj, Petrovic Bojan B, Peric Tamara O
Primary Institution: Faculty of Dentistry, Clinic for Paediatric and Preventive Dentistry, Belgrade, Republic of Serbia
Hypothesis
Different storage media and pH environments significantly affect the fluoride concentration at the material surface and the rate of fluoride release from a glass-ionomer cement.
Conclusion
The tested materials could be considered as promising dental materials with potential prophylactic characteristics due to their relatively high fluoride content and ability to extensively reabsorb fluoride ions, especially in acidic environments.
Supporting Evidence
- Fluoride concentrations at the surfaces of glass-ionomer materials are influenced by storage media and pH environments.
- All tested materials can recharge fluoride surface concentrations after immersion in fluoride solutions.
- Acidic environments lead to less homogenous structures with more voids and cracks in the materials.
Takeaway
This study looked at how different conditions affect fluoride levels in dental materials, finding that they can absorb and release fluoride well, especially in acidic situations.
Methodology
The study analyzed five glass-ionomer materials and a comparison material, examining fluoride concentrations and morphological changes using SEM/EDS after storing in various media.
Potential Biases
Potential biases may arise from the controlled laboratory conditions not fully replicating real clinical environments.
Limitations
The study is limited to specific parameters and may not fully represent clinical situations; further research is needed to validate findings.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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