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Related Experiment Videos

Post and core retention with different cements

J M Leary1, D C Holmes, W T Johnson

  • 1Department of Family Dentistry, University of Iowa College of Dentistry, Iowa City, USA.

General Dentistry
|September 1, 1995
PubMed
Summary
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Gluma dentin bond enhances cement bond strength for cast post-cores. This dental material improves the post/tooth interface, leading to greater bond strength and less variability.

Area of Science:

  • Dental Materials Science
  • Biomaterials Engineering
  • Adhesive Dentistry

Background:

  • Cast post-cores are crucial for restoring endodontically treated teeth.
  • The luting cement's bond strength significantly impacts the longevity of post-core restorations.
  • Variability in bond strength can compromise clinical outcomes.

Purpose of the Study:

  • To investigate and compare the bond strengths of four different cement systems used for luting cast post-cores.
  • To evaluate the effect of Gluma dentin bond on the bond strength at the post/tooth interface.

Main Methods:

  • Investigated bond strengths of Comspan resin composite luting cement (with and without Gluma dentin bond).
  • Included Fleck's zinc phosphate cement and Ketac-Cem glass ionomer in the comparison.

Related Experiment Videos

  • Utilized a standardized methodology to assess bond strength at the post/tooth interface.

    • Main Results:

    • Gluma dentin bond demonstrated an enhancement of the bond at the post/tooth interface.
    • The use of Gluma resulted in decreased variability in bond strength measurements.
    • Overall bond strength was observed to increase with the application of Gluma.

    Conclusions:

    • Gluma dentin bond is a beneficial adjunct for luting cast post-cores.
    • The application of Gluma improves the reliability and strength of the cement bond.
    • Further research may explore long-term clinical performance with Gluma-treated interfaces.