Muhamat Muhtar Abdurrohman
Universitas Islam Sultan Agung

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Journal : Medali Jurnal : Media Dental Intelektual

THE EFFECT OF PINEAPPLE (ANANAS COMOSUS L. MERR) LEAF FIBER’S VOLUME FRACTION TOWARD FLEXURAL STRENGTH OF FLOWABLE RESIN COMPOSITE Shilfina Rufaida; Eko Hadianto; Muhamat Muhtar Abdurrohman
Jurnal Medali Vol 4, No 1 (2022): Media Dental Intelektual March 2022
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30659/medali.4.1.52-58

Abstract

Background: Composite resin is one of dental restorative materials that have a high aesthetic value. Fiber Reinforced Composite (FRC) is a combination material between polymer matrix and fiber and it is used as an alternative material to improve mechanical properties. The mechanical strength can be affected by the fraction of fiber volume used. This study aims is to know the effect of fraction of pineapple leaf fiber volume to the strength of composite resin flexural with pineapple leaf fiber concentration 0%, 1%, and 1,5%.Method: This study is a true experimental one with only control group design post-test. The total sample used was 27 specimens with a size 25x2x2 mm. The sample was divided into 3 groups, resin composite with a fraction of pineapple leaf fiber pineapple volume 0%, 1%, 1,5%. Flexural strength was tested by a three-point bending test in the universal testing machine.Result: The result of flexural strength in flowable resin composite with fraction of pineapple leaf fiber volume 0% (99,48 MPa ± 4,38), fraction volume 1% (131,40 MPa ± 5,39) and fraction volume 1,5% (148,88 MPa ± 3,74). One way ANOVA test showed that there was a significant difference in every group. Post Hoc test showed that there was a significant difference among groups. Conclusion: The fraction of pineapple leaf fiber (Ananas Comosus L. Merr) volume affects to the flexural strength of flowable resin composite. Flowable resin composite fraction of pineapple leaf fiber volume 1,5% has the highest flexural strength.
THE EFFECT OF PERIODONTAL PACK WITH ADDITIONAL PLANTS OF IODINE (JATROPHA MULTIFIDA L.) POST CURRETAGE Ade Ismail Abdul Kodir; Muhamat Muhtar S Abdurrohman; Talitha Novi Rahmaningrum
Jurnal Medali Vol 4, No 2 (2022): Media Dental Intelektual September 2022
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30659/medali.4.2.104-109

Abstract

Background: Curettage is an act of scraping the granulation tissue on the lateral gingival wall of the periodontal pocket. After curettage, a periodontal pack was applied to control bleeding and keep the wound area clean. The addition of iodine leaves as an alternative because it contains flavonoids that can help the wound healing process. This study aims to determine the effect of adding 10% iodine leaf extract gel on the curettage process.Method: A true experimental laboratory study with a post-test only control group design on 20 wistar rats. The periodontal pack group and the periodontal pack group were added with 10% iodine leaf extract gel. Curettage healing was seen from the mean number of fibroblasts using One-Way Anova analysis.Result: The study showed the mean number of fibroblasts on the 5th and 7th day periodontal pack groups were 35.20 and 49.60, while those in the periodontal pack group with the addition of iodine leaf extract gel on 5th and 7th days were 45.80 and 50.80, respectively. The One-Way Anova test showed p > 0.05, there was a significant difference in the mean number of fibroblasts between the study groups.Conclusion: The conclusion is that there is an effect of giving 10% iodine leaf extract gel on the number of fibroblasts in the healing process of wistar rat curettage.