In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth

Abstract Objectives This study aimed to compare the marginal adaptation of a cold ceramic (CC) sealer with the single-cone obturation technique with that of an AH-26 sealer with the lateral compaction technique in single-canal teeth. Materials and methods In this in vitro experimental study, the roo...

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Main Authors: Jalil Modaresi, Fatemeh Mokhtari, Elahe Khodarahmi
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Oral Health
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Online Access:https://doi.org/10.1186/s12903-024-05314-2
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author Jalil Modaresi
Fatemeh Mokhtari
Elahe Khodarahmi
author_facet Jalil Modaresi
Fatemeh Mokhtari
Elahe Khodarahmi
author_sort Jalil Modaresi
collection DOAJ
description Abstract Objectives This study aimed to compare the marginal adaptation of a cold ceramic (CC) sealer with the single-cone obturation technique with that of an AH-26 sealer with the lateral compaction technique in single-canal teeth. Materials and methods In this in vitro experimental study, the root canals of 24 extracted single-rooted single-canal teeth were instrumented to F3 files by the crown-down technique and randomly assigned to 2 groups (n = 12). The root canals were obturated with a CC sealer and single-cone obturation technique with 4% gutta-percha in group 1 and with an AH-26 sealer and lateral compaction technique with 2% gutta-percha in group 2. After 4 weeks of storage at room temperature and 100% humidity, the root ends were sectioned horizontally 3 mm from the apex, and the mean linear distance between the root filling material and the root dentinal wall was measured under a scanning electron microscope (SEM). Comparisons were made by the Mann‒Whitney test (alpha = 0.05). Results The mean linear distance (gap) was significantly smaller in the CC sealer/single-cone group than the AH-26/lateral compaction group (6.72 ± 2.57 vs. 12.94 ± 4.82 μm, P = 0.001). Conclusion Marginal adaptation was significantly higher with the CC sealer and single-cone obturation technique than with the AH-26/lateral compaction technique, suggesting the suitability of the CC sealer and single-cone obturation technique for a hermetic seal in single-canal teeth.
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spelling doaj-art-3db46a94d18f4546b778188656a160d42025-01-19T12:41:27ZengBMCBMC Oral Health1472-68312025-01-012511810.1186/s12903-024-05314-2In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teethJalil Modaresi0Fatemeh Mokhtari1Elahe Khodarahmi2Department of Endodontics, School of Dentistry, Shahid Sadoughi University of Medical SciencesDepartment of Endodontics, School of Dentistry, Shahid Sadoughi University of Medical SciencesDepartment of Endodontics, School of Dentistry, Shahid Sadoughi University of Medical SciencesAbstract Objectives This study aimed to compare the marginal adaptation of a cold ceramic (CC) sealer with the single-cone obturation technique with that of an AH-26 sealer with the lateral compaction technique in single-canal teeth. Materials and methods In this in vitro experimental study, the root canals of 24 extracted single-rooted single-canal teeth were instrumented to F3 files by the crown-down technique and randomly assigned to 2 groups (n = 12). The root canals were obturated with a CC sealer and single-cone obturation technique with 4% gutta-percha in group 1 and with an AH-26 sealer and lateral compaction technique with 2% gutta-percha in group 2. After 4 weeks of storage at room temperature and 100% humidity, the root ends were sectioned horizontally 3 mm from the apex, and the mean linear distance between the root filling material and the root dentinal wall was measured under a scanning electron microscope (SEM). Comparisons were made by the Mann‒Whitney test (alpha = 0.05). Results The mean linear distance (gap) was significantly smaller in the CC sealer/single-cone group than the AH-26/lateral compaction group (6.72 ± 2.57 vs. 12.94 ± 4.82 μm, P = 0.001). Conclusion Marginal adaptation was significantly higher with the CC sealer and single-cone obturation technique than with the AH-26/lateral compaction technique, suggesting the suitability of the CC sealer and single-cone obturation technique for a hermetic seal in single-canal teeth.https://doi.org/10.1186/s12903-024-05314-2Epoxy Resin AH-26Dental marginal adaptationRoot Canal ObturationElectron scanning Microscopy
spellingShingle Jalil Modaresi
Fatemeh Mokhtari
Elahe Khodarahmi
In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
BMC Oral Health
Epoxy Resin AH-26
Dental marginal adaptation
Root Canal Obturation
Electron scanning Microscopy
title In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
title_full In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
title_fullStr In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
title_full_unstemmed In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
title_short In vitro comparison of the marginal adaptation of cold ceramic sealer with the single-cone obturation technique versus AH-26 sealer with the lateral compaction technique in single-canal teeth
title_sort in vitro comparison of the marginal adaptation of cold ceramic sealer with the single cone obturation technique versus ah 26 sealer with the lateral compaction technique in single canal teeth
topic Epoxy Resin AH-26
Dental marginal adaptation
Root Canal Obturation
Electron scanning Microscopy
url https://doi.org/10.1186/s12903-024-05314-2
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AT elahekhodarahmi invitrocomparisonofthemarginaladaptationofcoldceramicsealerwiththesingleconeobturationtechniqueversusah26sealerwiththelateralcompactiontechniqueinsinglecanalteeth