Devi Rianti
Departemen Material Kedokteran Gigi Fakultas Kedokteran Gigi Universitas Airlangga

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The transverse strength of acrylic resin after Coleus amboinicus, Lour extract solution immersion Devi Rianti
Dental Journal (Majalah Kedokteran Gigi) Vol. 39 No. 4 (2006): December 2006
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (313.861 KB) | DOI: 10.20473/j.djmkg.v39.i4.p156-160

Abstract

A laboratoric experimental study was conducted on the transverse strength of acrylic resin after Coleus amboinicus, Lour extract solution immersion. The aim of this study is to know the difference of acrylic resin transverse strengths caused by immersion time variations in a concentrate solution. The study was carried out on unpolished acrylic resin plates with 65 × 10 × 2,5 mm dimension; solution with 15% Coleus amboinicus, Lour extract, and 30, 60, 90 days immersion times to measure the transverse strength and sterilized aquadest was used as control. Acrylic resin plates transverse strength was measured using Autograph AG-10 TE. The data was analyzed using One-Way Anova and LSD with 5% degree of significance. The result showed that longer immersion time will decrease the transverse strength of the acrylic resin plates. After 90 days immersion time, the transverse strength decrease is still above the recommended standard transverse strength.
Antimicrobial effects of Coleus amboinicus, Lour folium infusum towards Candida albicans and Streptococcus mutans Devi Rianti; Sri Yogyarti
Dental Journal (Majalah Kedokteran Gigi) Vol. 39 No. 1 (2006): March 2006
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (106.379 KB) | DOI: 10.20473/j.djmkg.v39.i1.p12-15

Abstract

A laboratory experimental study conducted on antimicrobial effects of Coleus amboinicus, Lour folium Infusum towards Candida albicans and Streptococcus mutans (S. mutans). Effective concentration of Coleus amboinicus, Lour to decrease the quantities Candida albicans and S. mutans colonies is expected to be found out in this study. This study was using Coleus Amboinicus, Lour folium infusum with 12.5%, 15%, 17.5%, 20%, and 22.5% concentrations. Sterilized aquadest used as a control. Candida albicans and S. mutans quantities was enumerated by counting the amount of Candida albicans and S. mutans growth in the Sabouraud ,s dextrose agar and Tryptone and yeast Agar media, using Colony Forming Unit per milliliter (CFU/ ml) unit. Data analysis was using a One-Way ANOVA and LSD with 5% degree of significance. The result showed 22.5% concentration of CAL folium infusum was the most effective in decreasing the quantity Candida albicans and S. mutans colonies.
Bahan pemutih gigi dengan sertifikat ADA/ISO (Tooth bleaching material with ADA/ISO certificate) Asti Meizarini; Devi Rianti
Dental Journal (Majalah Kedokteran Gigi) Vol. 38 No. 2 (2005): June 2005
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (119.875 KB) | DOI: 10.20473/j.djmkg.v38.i2.p73-76

Abstract

Bleaching of teeth for cosmetic reasons is a popular aspect of cosmetic dentistry because patients realize the aesthetical benefits of these products. The dentist as a clinician's practitioner must be knowledgeable of the products and their application techniques. Bleaching materials which are safe and effective are the ADA accepted or manufactured by those which have already haved ISO certificate. Dentist must have enough knowledge about in-office bleaching prescribed for home-use bleaching including their contra indication and side effects, to advise the patients and provide effective bleaching services.
Antibacterial activity of mixed pineapple peel (Ananas comosus) extract and calcium hydroxide paste against Enterococcus faecalis Intan Fajrin Arsyada; Devi Rianti; Elly Munadziroh
Dental Journal (Majalah Kedokteran Gigi) Vol. 51 No. 1 (2018): March 2018
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (272.042 KB) | DOI: 10.20473/j.djmkg.v51.i1.p20-24

Abstract

Background: Enterococcus faecalis (E. faecalis) is the bacteria most commonly resulting from failed root canal treatment. Intracanal medicament is used to enhance the success of root canal treatment. A material widely used for this purpose is calcium hydroxide. However, its ineffectiveness in eliminating E. faecalis requires the addition of other antibacterial substances, such as iodoform which has the disadvantage of having toxic effects on tissues. Pineapple peel has antibacterial properties because it contains chemical compounds, such as flavonoid, saponin, tannin, as well as the enzyme bromelain. Purpose: The aim of the study was to determine the antibacterial activity of a mixture of pineapple peel extract at 6.25% and 12.5% concentrations and calcium hydroxide paste at a ratio of 1:1 compared to100% calcium hydroxide and a mixture of calcium hydroxide and iodoform paste against E. faecalis. Methods: The research was laboratory-based experiment in nature. Sample groups were divided into two control groups (one featuring100% calcium hydroxide paste and a second featuring a mixture of calcium hydroxide and iodoform paste) and two treatment groups (mixture of pineapple peel extract and calcium hydroxide paste in 6.25% and 12.5% concentrations with ratio 1:1). The method was using agar diffusion. The result data were analyzed by One Way Anova test. Results: The highest average of the inhibitory zone occurred in group with a mixture of pineapple peel extract 12.5% and calcium hydroxide paste while the smallest average was that of group with a mixture of calcium hydroxide and iodoform paste. Conclusion: Mixture of pineapple peel extract in 6.25% and 12.5% concentrations and calcium hydroxide paste ratio 1:1 has higher antibacterial activity than paste of 100% calcium hydroxide and mixture of calcium hydroxide and iodoform paste againts E. faecalis.
LITERACY ASSUMPTION OF BLINDNESS AFTER TOOTH EXTRACTION IN THE CONTEXT OF COMMUNITY SERVICE Rini Devijanti Ridwan; Devi Rianti; Mahela Sefrian Luthfimaidah; Dimas Rudianto Fardha
Jurnal Layanan Masyarakat (Journal of Public Services) Vol. 6 No. 1 (2022): JURNAL LAYANAN MASYARAKAT
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jlm.v6i1.2022.15-17

Abstract

Anxiety is a normal response that often occurs and is experienced by everyone when faced with something that is considered threatening, anxiety can affect a person's behavior. One form of anxiety that is often found in society is dental anxiety. Dental anxiety is a tendency to feel afraid and anxious about dental and oral care. This anxiety does not only occur in pediatric patients, even adult patients also experience dental anxiety. One form of anxiety in dental and oral health care and the most common anxiety is tooth extraction, a growing belief in society that pulling teeth, especially in the maxillary teeth, can affect eye health and can even cause blindness. The myth that developed regarding blindness can occur as a result of the disconnection of the eye nerve when the tooth is being extracted, it could also be due to anesthetic fluid entering through the eye nerve. In fact, if we look at the facts and research, the optic nerve is not related to the dental nerve because there is no direct relationship between the eye nerve and the dental nerve, so it is necessary to educate the public that extraction cannot cause blindness after extraction. The solutions offered in this community service activity include education and the provision of digital literature on retraction, anesthetic procedures, and the connection with the innervation of the eye.
MAKING DENTAL AND ORAL CARE LITERACY DURING A PANDEMIC AS COMMUNITY SERVICE Rini Devijanti Ridwan; Devi Rianti; Mahela Sefrian Luthfimaidah; Dimas Rudianto Fardha
Jurnal Layanan Masyarakat (Journal of Public Services) Vol. 6 No. 1 (2022): JURNAL LAYANAN MASYARAKAT
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jlm.v6i1.2022.87-90

Abstract

Coronavirus Disease-19 (COVID-19) has been spread fast so World Health Organization (WHO) declared COVID-19 as a pandemic. In Indonesia, data from the first patience until October 2021, this pandemic has infected more than four million Indonesians citizen, soon after government made policies for people to stay at home if there is no urgent need to leave the house. Transmission of COVID-19 which is through droplets and airborne causing contact from people to other should be limited if it is not necessary, as well as in conditions of fulfilling dental and oral care needs. The main transmission conditions through droplets like this cause health workers, especially the dentistry sector to be at high risk for infected by COVID-19, because dentists must have direct contact with the patients oral cavity who may also have become carriers of COVID-19, this can be done through direct contact with saliva, patient's blood and can also be caused by touch a tool or object which surfaces has been contaminated by this virus. Although it is recommended not to go to dentist for treatment, the Centers for Disease Control and Prevention (CDC) still give recommendations to patient to be treated for emergency cases. So education and literacy are needed to increase public knowledge about what cases included to an emergency cases, how to go or get treatment in dental and oral health needs during the pandemic, so that people can still get treatment if they are in a condition that is really needed.
Kekerasan permukaan email setelah aplikasi gel karbamid peroksida 10% dan pasta buah strawberry Pambudi Santoso T; Devi Rianti; Asti Meizarini
Journal of Dentomaxillofacial Science Vol. 8 No. 2 (2009): Formerly Jurnal Dentofasial ISSN 1412-8926
Publisher : DiscoverSys Inc.

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

he influence of strawberries as bleaching alternative material toward surfacemicrohardness of the teeth is still unknown so that a research should be conducted toquantitatively assess the effects of bleaching with 10% carbamide peroxide andblended strawberry paste on post-extracted incisive teeth by performing superficialmicrohardness analysis. Three groups of sample i.e. group 1 (control): post-extractedincisive teeth soaked in ordinary mineral water, group 2: soaked in carbamideperoxide 10% gel, and group 3: soaked in 100% strawberry paste. The microhardessof each sample group is tested before and after the application of bleaching materials.The result was there was significant difference of strawberry paste compared to CP10% gel and mineral water soaked incisive teeth. The data obtained are tabulated,then analyzed with one way Anova and LSD. It can be concluded that the applicationof carbamide peroxide 10% gel in 6 weeks doesn’t decrease the microhardness ofteeth enamel surface. However, the application of strawberry paste decreases themicrohardness of enamel surface.
Perendaman semen ionomer kaca konvensional dalam kefir terhadap kekerasan permukaan Soraya Dian Permata Rezky; Titien Hary Agustantina; Devi Rianti
Journal of Dentomaxillofacial Science Vol. 9 No. 1 (2010): Formerly Jurnal Dentofasial ISSN 1412-8926
Publisher : DiscoverSys Inc.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15562/jdmfs.v9i1.233

Abstract

Conventional glass ionomer cement is a restorative material used in dentistry. Kefir isa beverage as a result of milk fermentation milk and kefir seeds. Know the change ofsurface hardness in conventional glass ionomer cement after soaking in kefir. Ninesample discs (5 mm in diameter and 3 mm thick)were prepared, each disc contained 6samples. All samples prepared following the manufacturers’ instructions then kept for24 hours at room temperature before soaking in aquades and kefir. Vickersmicrohardness was used to measure the surface hardness at the top surface of thesample. Data were statistically analyzed using ANOVA and LSD (p < 0.05). This studyindicated that soaking of conventional glass ionomer cement in aquades and kefirdecreased surface hardness. The conclusion is conventional glass ionomer cementsoaked in kefir for a long time (108 hours) decreased in the surface hardness largely.
Uji sitotoksisitas ekstrak sambiloto (andrographis paniculate ness) pada sel fibroblas dengan MTT Sugandi Mastia Anugrah; Devi Rianti; Titien Hary Agustantina
Jurnal Material Kedokteran Gigi Vol 8 No 2 (2019): JMKG Vol 8 No 2 September 2019
Publisher : Ikatan Peminat Ilmu Material dan Alat Kedokteran Gigi (IPAMAGI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32793/jmkg.v8i2.422

Abstract

Sambiloto (Andographis Paniculata ness) is one of the plants that can be used as an alternative material of root canal irrigation. The phytochemical substance in the sambiloto extract such as flavonoids, tanin, alkaloid, saponin has been show to have antibacterial activity against Enterococcus faecalis. the ideal properties of an alternative material of root canal irrigants is not only have antibacterial activity but also is non-toxic to the tissues. Aim. The aims of this study is to determinate whether the sambiloto extract has cytotoxcic effect on human gingival fibroblast. The sambiloto extract was made by maceration method using ethanol 96% and certain dilution at 100% performed to obtain concentration 25 %, 12.5%, 6.25%, 3.125%, 1.56%, 2%, 1%, 0.50%, 0.25%. The cytotoxicity being tested on human gingival fibroblast by using MTT assay. The density of optic formazan indicated the number of living cell. Data were analyzed using one-way Anova test and Tukey HSD test with asignificance level of 0.05. The analysis data found significants differences in living cell percentation human gingival fibroblast after exposure of sambiloto extract with various concentration. Conclusions, Sambiloto extract at concentration of 25 % showed cytotoxcic effect toward human gingival fibroblast and at concentration 12.5%, 6.25%, 3.125%, 1.56%, 2%, 1%, 0.50%, 0.25% not showed cytotoxcic effect toward human gingival fibroblast.
Aplikasi pasta stroberi sebagai material bleaching terhadap perubahan warna dan kekerasan permukaan enamel Amelia Hartanto; Devi Rianti; Asti Meizarini
Jurnal Material Kedokteran Gigi Vol 1 No 1 (2012): JMKG Vol 1 No 1 Maret 2012
Publisher : Ikatan Peminat Ilmu Material dan Alat Kedokteran Gigi (IPAMAGI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (264.656 KB)

Abstract

Utilization of natural products are very popular in the community lately as a natural substance that is considered more secure, inexpensive, and easy to obtain than chemical. one of which is to use strawberries as an alternative bleaching materials. The purpose of this research is to determine the optimal time of strawberry paste application as bleaching material that has not lowered the enamel surface hardness. Research method contain six sample groups of post extracted incisive teeth after discolorized with black tea in 12 days. Each sample was soaked in 100% strawberry paste in 5 minutes per 8 hours. Soakings were done in 2, 3, 4, 5 weeks. Then, color discoloration observed using Vita shade guide and the enamel surface hardness measured using Vickers hardness tester. Enamel surface hardness data tabulated and then analyzed using Test of Within Subjects, and if there was a difference it followed by t-Test. Enamel discoloration tested using Friedman Test and if there was a difference it followed by Wilcoxon Test. The result: There was a significant difference in color and enamel microhardness of the samples after being soaked in 100% strawberry paste. So it can be concluted that Strawberry paste is effective as a bleaching material without decreasing the surface microhardness after 2 weeks application. Application of strawberry paste in 3 weeks shall decrease the enamel surface microhardness.