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Impression materials and virus.

D E Gerhardt1, R J Sydiskis

  • 1Department of General Dentistry, University of Maryland, Baltimore 21201.

Journal of the American Dental Association (1939)
|May 1, 1991
PubMed
Summary
This summary is machine-generated.

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Different dental impression materials absorb and retain viruses differently. Tailored disinfection methods are needed for each material to ensure effective virus inactivation.

Area of Science:

  • Dental materials science
  • Infectious disease control
  • Microbiology

Background:

  • Dental impression materials are crucial for prosthodontic restorations.
  • The potential for virus transmission via contaminated dental materials is a concern.
  • Standardized disinfection protocols may not be effective for all impression materials.

Purpose of the Study:

  • To evaluate the virus absorption and retention capabilities of various dental impression materials.
  • To determine the efficacy of current disinfection methods on different impression materials.
  • To provide evidence for the development of material-specific disinfection procedures.

Main Methods:

  • Selected common dental impression materials were exposed to a model virus.
  • Virus absorption and retention were quantified using established microbiological assays.

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  • The effectiveness of standard disinfection protocols was assessed on virus-laden impression materials.

    • Main Results:

    • Significant variations in virus absorption and retention were observed among different impression materials.
    • Some materials demonstrated a higher capacity for retaining viral particles.
    • Current disinfection methods showed inconsistent efficacy across the tested materials.

    Conclusions:

    • Dental impression materials possess differing potentials for virus absorption and retention.
    • Material-specific disinfection strategies are essential for infection control in dentistry.
    • Further research is warranted to develop and validate tailored disinfection protocols for diverse impression materials.