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Related Experiment Videos

Alternatives to gold.

D Brown1, R V Curtis

  • 1Dental School, UMDS, Guy's Hospital, London, UK.

Dental Update
|October 1, 1992
PubMed
Summary
This summary is machine-generated.

The lost wax casting technique remains crucial for durable dental restorations. Research explores alternative dental alloys due to the high cost and material properties of traditional gold alloys.

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Area of Science:

  • Dental materials science
  • Biomaterials engineering
  • Metallurgy

Background:

  • The lost wax casting process is a long-standing technique in dentistry, producing accurate and durable restorations.
  • High-gold content alloys are considered the benchmark for dental restorations due to their quality, fit, and durability.
  • However, the high cost, density, and low modulus of gold alloys necessitate the exploration of alternative materials.

Purpose of the Study:

  • To explain the reasons behind the development of complex dental casting alloys.
  • To explore the metallurgical advancements and material science driving innovation in dental restorations.

Main Methods:

  • Review of metallurgical developments in dental alloys.
  • Analysis of material properties influencing dental restoration performance.

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  • Exploration of the periodic table for alternative elements in dental alloys.

    • Main Results:

    • Dental alloys have become increasingly complex due to the search for alternatives to high-gold content alloys.
    • The development spans various metallurgical approaches and elements.
    • These complex alloys are used for inlays, crowns, and bridges, with or without porcelain facings.

    Conclusions:

    • The pursuit of alternatives to gold alloys has led to highly complex dental casting materials.
    • Material science and metallurgical innovation continue to shape the field of dental restorations.
    • Understanding these developments is key to appreciating modern dental alloy formulations.