Indah Lestari Vidyahayati, Indah Lestari
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Effect of Sodium Lauryl Sulfate on Orthodontic Elastic Latex’s & Non-Latex’s Tensile Strength Indryasari; Wibowo, Budi; Vidyahayati, Indah Lestari
Medica Hospitalia : Journal of Clinical Medicine Vol. 10 No. 3 (2023): Med Hosp
Publisher : RSUP Dr. Kariadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36408/mhjcm.v10i3.996

Abstract

Background : Orthodontic elastic is one of the tools used in orthodontic treatment. Based on the type of material, orthodontic elastics are divided into latex & non-latex. Clinically, orthodontic elastic has decreased tensile strength which can be influenced by various factors including salivary pH and the use of toothpaste. The content of SLS in toothpaste can increase the pH of saliva, causing a decrease in tensile strength. Objective: This study aims to analyze the effect of Sodium Lauryl Sulfate on the elastic tensile strength of latex and non-latex orthodontics. Method : This is an experimental laboratory research with post-test only control group design. The research samples consisted of 15 samples of orthodontics elastics latex and 15 samples of orthodontics elastics non-latex of AO brand with diameter ¼ inches. The samples were divided into 3 groups with latex and non-latex variations in each group, the samples was soaked for 24 hours. Tensile strength was measured using Imada Motorized Tensile Test MV 110 .The statistic used one way Anova test. Result : One way Anova test showed that there was no significant difference between the control group, detergent toothpaste group and non-detergent toothpaste group with p = 0,757 (p > 0,05) for latex and p = 0,382 (p > 0,05) for non-latex. Conclusion : Detergent and non-detergent toothpaste did not affect the tensile strength of orthodontic elastic latex and non-latex.  
Effect of Immersion Time in Sweet Orange and Tangerine Peel Juice on Teeth Whitening (In Vitro Study) Puspitaningrum, Putri Febiana; Hapsari, Rebriarina; Vidyahayati, Indah Lestari
Journal of Indonesian Dental Association Vol 7 No 2 (2024): October
Publisher : Indonesian Dental Association

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32793/jida.v7i2.1079

Abstract

Introduction: Tooth discoloration is an aesthetic problem that greatly affects appearance. The use of chemicals to treat tooth discoloration requires high cost and can cause tooth hipersensitivity. Sweet orange peel and tangerine peel contain organic acids and d-limonene which have the potential to be alternative bleaching agents. Objective: To determine the effect of immersion time in sweet orange peel juice (Citrus sinensis (L.) Osbeck) and tangerine peel juice (Citrus reticulata Blanco) on teeth whitening. Methods: This research was an experimental in vitro study using 30 post-extraction maxillary first premolars divided into 3 groups. Group 1 was soaked in sweet orange peel juice, group 2 was soaked in tangerine peel juice, and group 3 (negative control) was soaked in distilled water. Samples were soaked in coffee solution for 7 days and then soaked according to groups for 1 hour, 3 hours, and 5 hours. Color changes were observed with blinding method using the VITAPAN classical shade guide. Data were analyzed using Wilcoxon Sign Rank Test and Kruskal Wallis Test. Results: Sweet orange peel juice, tangerine peel juice, and distilled water showed significant differences in the observed values ​​(p<0.05) after 1 hour, 3 hours, and 5 hours of immersion. The biggest difference on the observed value was obtained after 5 hours of immersion in sweet orange peel juice and tangerine peel juice. Based on the Kruskal Wallis test and the Post Hoc Test, there are no significant differences on the average value of tooth color observations (p>0.05) between sweet orange peel juice and tangerine peel juice after 1 hour, 3 hours, and 5 hours of immersion. Conclusion: The longer the immersion time in sweet orange peel juice and tangerine peel juice, the greater the effect of teeth whitening.