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Composite-resin materials and techniques in dentistry.

L V Powell1

  • 1University of Washington, Seattle.

Current Opinion in Dentistry
|March 1, 1992
PubMed
Summary

Selecting composite resins involves considering filler properties, radiopacity, and fluoride content for optimal dental restorations. Proper curing and sealants are crucial to prevent pulpal irritation and wear, though porcelain may outperform composite in some cases.

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Area of Science:

  • Dental Materials Science
  • Restorative Dentistry

Background:

  • Composite resins are widely used in dental restorations.
  • Key material properties influence clinical performance and longevity.
  • Understanding these properties is essential for successful treatment outcomes.

Purpose of the Study:

  • To review critical features of composite resins for dental applications.
  • To discuss factors affecting restoration quality, durability, and biocompatibility.
  • To provide guidance on material selection and clinical techniques.

Main Methods:

  • Literature review of composite resin properties and clinical studies.
  • Analysis of filler characteristics (size, amount), radiopacity, and fluoride content.
  • Evaluation of curing techniques, bonding challenges, and surface treatments.

Main Results:

  • Submicron fillers enhance polishability; high filler content improves wear resistance.
  • Radiopacity should exceed enamel for diagnostic imaging; fluoride may inhibit caries.
  • Proper curing and surface sealants minimize pulpal irritation and wear, especially posteriorly.

Conclusions:

  • Composite resin selection requires careful consideration of filler, radiopacity, and fluoride content.
  • Effective curing techniques and surface sealants are vital for preventing pulpal issues and wear.
  • While beneficial for Class I and II restorations, composite resins have limitations in large posterior restorations due to leakage and wear concerns, where porcelain may be superior.

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