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Related Experiment Videos

The light-curing mania.

Gordon J Christensen1

  • 1Clinical Research Associates, Provo, Utah 84604, USA.

Journal of the American Dental Association (1939)
|May 7, 2004
PubMed
Summary

Dental curing lights have evolved significantly over 25 years. While new Light Emitting Diode (LED) lights are effective, dentists should only upgrade if LED technology offers superior performance over their current halogen or PAC curing lights.

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Area of Science:

  • Dental Materials Science
  • Biomedical Engineering
  • Photopolymerization Technology

Background:

  • Dental restorative resins have utilized light-curing technology for approximately 25 years.
  • Significant advancements in both curing devices and resin materials have occurred during this period.
  • Recent years have seen the development of highly effective curing lights, particularly Light Emitting Diodes (LEDs).

Purpose of the Study:

  • To evaluate the current generation of dental curing lights, focusing on Light Emitting Diode (LED) technology.
  • To provide guidance for dental practitioners considering upgrading their existing curing light systems.
  • To compare the efficacy and characteristics of new LED curing lights with established technologies like halogen and PAC lights.

Main Methods:

  • Comparative analysis of dental curing light technologies.
  • Review of advancements in light-curing devices and restorative resins.
  • Evaluation of performance characteristics relevant to dental practitioners.

Main Results:

  • Current generation curing lights, especially LEDs, are highly effective.
  • Dentists with functional halogen, fast halogen, or PAC lights should compare them with new LED lights.
  • Upgrades are recommended only if new LED lights offer demonstrably superior performance.

Conclusions:

  • The effectiveness of dental curing lights has continuously improved over the past 25 years.
  • Light Emitting Diode (LED) technology is currently prominent in dental advertising for curing lights.
  • Continued advancements in LED technology are expected to establish it as the predominant method for curing dental restorative resins.

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