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Related Experiment Videos

[Hardening treatment for gutta-percha cones].

R Holland1, M J Nery, O A Garlipp

  • 1Faculdade de Odontologia, UNESP.

Revista De Odontologia Da UNESP
|January 1, 1990
PubMed
Summary

Alcohol treatment significantly hardens gutta-percha points, aiding insertion into curved root canals. However, this effect varies by brand, and extended treatment offers no additional hardening benefits.

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Area of Science:

  • Endodontics
  • Dental Materials Science

Context:

  • Root canal preparation in endodontics often involves navigating complex canal anatomy.
  • Gutta-percha points are a common root canal filling material.
  • Difficulties can arise in introducing gutta-percha into severely curved canals.

Purpose:

  • To investigate the efficacy of alcohol treatment as a hardening procedure for gutta-percha points.
  • To assess the impact of alcohol treatment duration on gutta-percha point rigidity.
  • To determine if alcohol treatment affects different brands of gutta-percha points uniformly.

Summary:

  • Gutta-percha points were treated with 96% alcohol for 1 to 3 days.
  • The weight required to induce a 35-degree bend in the gutta-percha tip was measured.
  • Statistical analysis revealed significant hardening of gutta-percha points after alcohol treatment.

Impact:

  • Alcohol treatment offers a viable method to increase the stiffness of gutta-percha points.
  • The hardening effect is significant after one day of treatment, with no further increase observed with longer durations.
  • The effectiveness of alcohol hardening is brand-dependent, indicating variability in gutta-percha material composition.

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