{"title":"Accuracy of Electronic Apex Locators During Retreatment With Organic Gutta-Percha Solvents","authors":"Ahter Şanal Çıkman, Özge Başar, Feyza Çetinkaya","doi":"10.1155/ijcp/7891762","DOIUrl":null,"url":null,"abstract":"<p><b>Background:</b> This study aimed to compare the accuracy of electronic apex locators (EALs) during the retreatment procedure using organic gutta-percha solvents.</p><p><b>Methods:</b> The actual working length (AWL) was determined with a stereomicroscope on 72 single-rooted teeth selected for the study. After the obturation, the teeth were embedded in an alginate mold and divided into 3 groups (<i>n</i> = 24) based on the gutta-percha solvent used: eucalyptol, turpentine, and orange oil. Once the solvents were applied, the WL was measured using the Root ZX Mini and Woodpex III. Two-way ANOVA and Fisher’s exact test were performed using SPSS with a 5% significance threshold.</p><p><b>Results:</b> There was no significant difference in the accuracy of the EALs among the solvent groups (<i>p</i> > 0.05). Root ZX Mini showed accuracies of 40%, 41.7%, and 80% within ±0.5 mm for eucalyptol, turpentine, and orange oil, respectively, while the corresponding values for Woodpex III were 30%, 41.7%, and 70%. No overestimation (deviation from AWL > 0.5 mm) was observed with either device when orange oil was used.</p><p><b>Conclusion:</b> Different types of EALs demonstrated acceptable determination of WL when using different gutta-percha solvents. The absence of overestimation in the orange oil group may affect clinical preferences.</p>","PeriodicalId":13782,"journal":{"name":"International Journal of Clinical Practice","volume":"2025 1","pages":""},"PeriodicalIF":2.4000,"publicationDate":"2025-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1155/ijcp/7891762","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"International Journal of Clinical Practice","FirstCategoryId":"3","ListUrlMain":"https://onlinelibrary.wiley.com/doi/10.1155/ijcp/7891762","RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q2","JCRName":"MEDICINE, GENERAL & INTERNAL","Score":null,"Total":0}
引用次数: 0
Abstract
Background: This study aimed to compare the accuracy of electronic apex locators (EALs) during the retreatment procedure using organic gutta-percha solvents.
Methods: The actual working length (AWL) was determined with a stereomicroscope on 72 single-rooted teeth selected for the study. After the obturation, the teeth were embedded in an alginate mold and divided into 3 groups (n = 24) based on the gutta-percha solvent used: eucalyptol, turpentine, and orange oil. Once the solvents were applied, the WL was measured using the Root ZX Mini and Woodpex III. Two-way ANOVA and Fisher’s exact test were performed using SPSS with a 5% significance threshold.
Results: There was no significant difference in the accuracy of the EALs among the solvent groups (p > 0.05). Root ZX Mini showed accuracies of 40%, 41.7%, and 80% within ±0.5 mm for eucalyptol, turpentine, and orange oil, respectively, while the corresponding values for Woodpex III were 30%, 41.7%, and 70%. No overestimation (deviation from AWL > 0.5 mm) was observed with either device when orange oil was used.
Conclusion: Different types of EALs demonstrated acceptable determination of WL when using different gutta-percha solvents. The absence of overestimation in the orange oil group may affect clinical preferences.
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