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Decoding Dissolution-Solubility Comparison of Bioceramic-coated and Conventional Gutta-percha Cones across Solvents
Tanya Arora1, Surya Dahiya2, Sanchita Khandelwal3
1Department of Conservative Dentistry & Endodontics, Maharishi Markandeshwar College of Dental Sciences and Research, Ambala, Haryana, India, e-mail: tarora999@gmail.com, Orcid: https://orcid.org/0009-0006-4671-6444.
The Journal of Contemporary Dental Practice
|October 4, 2025
Summary
Bioceramic-coated and conventional gutta-percha (GP) solubility varies with solvents. Xylene is most effective but toxic; orange oil offers a safer, biocompatible alternative, especially for conventional GP.
Area of Science:
- Endodontics
- Materials Science
Background:
- Gutta-percha (GP) is a primary root canal filling material.
- Bioceramic-coating enhances GP properties, potentially altering its solubility.
- Efficient retreatment necessitates understanding GP dissolution in various solvents.
Purpose of the Study:
- To compare the solubility of bioceramic-coated and conventional GP.
- To evaluate solvent efficacy across different organic and traditional solvents.
- To assess solubility at two distinct time intervals (5 and 10 minutes).
Main Methods:
- An in vitro study utilized 200 ISO-standardized GP cones (100 bioceramic-coated, 100 conventional).
- Cones were immersed in xylene, orange oil, castor oil, peppermint oil, or distilled water.
- Solubility was determined by measuring weight differences before and after immersion.
Main Results:
- Xylene exhibited the highest solubility for both GP types.
- Orange oil showed moderate effectiveness on bioceramic-coated GP and was more effective on conventional GP.
- Castor and peppermint oils demonstrated minimal solubility effects on both GP types.
Conclusions:
- Xylene is the most potent solvent but poses toxicity risks.
- Organic solvents, particularly orange oil, present safer, biocompatible alternatives.
- Solvent choice should consider GP type (bioceramic-coated vs. conventional) for effective retreatment.
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