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[Chelation].

A Dautel-Morazin1, M J Dautel, J M Vulcain

  • 1Département d'Odontologie Conservatrice, Endodontie, Rennes.

Revue Francaise D'Endodontie : Publication Officielle De La Societe Francaise D'Endodontie
|September 1, 1991
PubMed
Summary

Chelation in endodontics, particularly using ethylenediaminetetraacetic acid (EDTA), aids root canal disinfection and canal opening. Further research is needed on its effects on apical seal and dentine permeability.

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Area of Science:

  • Endodontics
  • Dental Materials Science
  • Physical Chemistry

Context:

  • Chelation is a crucial process in endodontic therapy.
  • Understanding the physico-chemical mechanisms of chelating agents is essential.
  • Ethylenediaminetetraacetic acid (EDTA) is a commonly used chelating agent in endodontics.

Purpose:

  • To define unsaturated salts and contrast them with chelates.
  • To illustrate the properties and applications of chelating agents, focusing on EDTA's action on calcified endodontic tissues.
  • To address questions regarding the mode of action of liquid EDTA and chelating gels in calcified root canals.

Summary:

  • EDTA effectively aids in root canal disinfection.
  • Chelating agents facilitate the opening of lateral and accessory canals.
  • The study explores the physico-chemical principles of chelation in endodontics, using EDTA as a primary example.

Impact:

  • Confirms the utility of EDTA in enhancing root canal disinfection and patency.
  • Raises considerations regarding the influence of chelating agents on apical seal when root filling is delayed.
  • Highlights the role of chelating agents in altering dentine permeability, necessitating further investigation.

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