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Fluoride release from orthodontic bonding materials. An in vitro study.

N A Fox1

  • 1Department of Child Dental Health, Newcastle Dental Hospital, Newcastle-Upon-Tyne.

British Journal of Orthodontics
|November 1, 1990
PubMed
Summary

This study investigated fluoride release from a new orthodontic bonding composite. The material released minimal fluoride, suggesting it may not prevent enamel decalcification effectively.

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Area of Science:

  • Dental Materials Science
  • Orthodontic Research
  • Caries Prevention

Background:

  • Enamel decalcification is a common issue associated with fixed orthodontic appliances.
  • A new orthodontic bonding composite claims fluoride release, but lacks supporting data.
  • Assessing fluoride release is crucial for evaluating anticariogenic potential.

Purpose of the Study:

  • To quantify and compare fluoride release from a novel orthodontic bonding composite (DIRECT) against existing materials.
  • To determine if the fluoride release from DIRECT is sufficient for a therapeutic effect in preventing enamel decalcification.
  • To provide empirical data on the fluoride-releasing capabilities of orthodontic bonding agents.

Main Methods:

  • Fluoride release measurements were conducted over a specified period.
  • The novel composite (DIRECT) was tested alongside two other established orthodontic bonding materials.
  • Standardized laboratory conditions were maintained for all material testing.

Main Results:

  • The amount of fluoride released by the DIRECT composite was measured.
  • Fluoride release from DIRECT was found to be very low.
  • Comparatively, the fluoride release was insignificant for therapeutic benefit.

Conclusions:

  • The tested orthodontic bonding composite (DIRECT) exhibits minimal fluoride release.
  • The observed fluoride levels are unlikely to provide a therapeutic benefit in preventing enamel decalcification.
  • Further research may be needed to develop orthodontic materials with significant anticariogenic properties.

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