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Effect of corncob powder concentration on properties of inlay waxes Irnawati, Dyah; Harsini; Widjijono; Siswomihardjo, Widowati; Sunarintyas, Siti; Yasnawi, Mohammad Imanuddin; Verani, Dhea Maurilla
Dental Journal (Majalah Kedokteran Gigi) Vol. 58 No. 3 (2025): September
Publisher : Faculty of Dental Medicine, Universitas Airlangga https://fkg.unair.ac.id/en

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/j.djmkg.v58.i3.p242-248

Abstract

Background: Corncob powder is a promising filler that needs to be assessed when it is incorporated into inlay waxes to modified its properties. Purpose: This study aims to investigate the effect of different concentrations of corncob powder filler on physical and mechanical properties of inlay waxes. Methods: Five groups of inlay waxes were prepared from paraffin, corncob powder, carnauba wax, and beeswax in varying proportions (w/w%), namely, group I (70:0:25:5), II (65:5:25:5), III (60:10:25: 5), IV (55:15:25:5), and V (50:20:25:5). The wax mixture was heated at 80°C, filtered, added with corncob powder, and stirred until homogeneous then poured into mold for melting point, residue on ignition, flow, hardness, and trimming samples. They were based on ANSI/ADA specification no.122 and ASTM D 1321. The data were analyzed through one-way ANOVA, post-hoc LSD, and Tamhane tests (p = 0.05), except trimming test data. Results: One-way ANOVA revealed that the concentration of corncob filler influenced all inlay waxes properties (p<0.05). LSD and Tamhane post-hoc test, showed significant different among mostly between groups of tests. Addition corncob powder increased the melting point, hardness, and residue of inlay waxes but decreased the flow of inlay waxes. Addition corncob did not influence the trimming property of inlay waxes. Conclusion: The concentration of corncob filler added in inlay wax compositions influenced the melting point, flow, hardness and residue properties but did not influence trimming properties. Inlay wax containing 10% corncob filler potential as a local inlay wax, but further research should be done to overcome the residue on ignition property that higher than standards.
Perilaku dan Gambaran Hematologis Beruk (Macaca nemestrina) yang Dipasang Bare metal stent pada Arteri Iliaca Arifianto, Dinar; Wijayanti, Agustina Dwi; Budhi, Setyo; Wijayanto, Heri; Siswomihardjo, Widowati
Jurnal Sain Veteriner Vol 43, No 2 (2025): Agustus
Publisher : Faculty of Veterinary Medicine, Universitas Gadjah Mada bekerjasama dengan PB PDHI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jsv.70940

Abstract

Penyakit kardiovaskuler yang paling banyak diderita oleh masyarakat Indonesia adalah penyakit jantung coroner. Salah satu metode terapi jantung korner adalah dengan pemasangan stent jantung. Saat ini stent jantung yang digunakan oleh kardiolog di Indonesia masih mengandalkan produk impor. Saat ini Universitas Gadjah Mada (UGM) sedang mengembangkan stent dengan desain dan bahan yang telah diteliti sebelumnya yang disebut dengan INA-Stent. Tahap pre-klinis telah dilaksanakan dengan menggunakan hewan beruk (Macaca nemestrina). Pemasangan bare metal stent (tanpa salut obat) telah dipasang pada bulan September tahun 2018. Proses euthanasia dilaksanakan pada bulan September 2021 di ruang kateterisasi Rumah Sakit Hewan pendidikan Prof. Soeparwi Fakultas Kedokteran Hewan (FKH UGM). Sebelum pelaksanaan euthanasia diambil sampel darah sebanyak 1 ml pada tabung ethylene diamine tetra acetic acid (EDTA). Pemeriksaan darah menunjukkan total eritrosit, hemoglobin, PCV, MCV, total leukosit, dan trombosit dalam batas normal. Abnormalitas yang terjadi antara lain limfopenia, monositosis dan hipokromia.
UTILIZATION OF JKN DENTAL PROSTHETIC SERVICES AT FIRST LEVEL DENTAL HEALTH FACILITIES IN BALI Lily, Gusti Ayu Yohanna; Siswomihardjo, Widowati; Hendrartini, Julita; Dipoyono, Haryo Mustiko; Wedagama, Dewa Made
Odonto : Dental Journal Vol 8, No 2 (2021): December 2021
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (236.787 KB) | DOI: 10.30659/odj.8.2.126-130

Abstract

ABSTRACTBackground: The utilization of dental prosthesis services in Indonesia is rare, compared to other dental and oral health services. The use of prosthesis services in Bali is still relatively low compared to other parts of Western Indonesia. Based on data from BPJS Kesehatan Denpasar Branch Office, the demand for dental prostheses services by participants in the three working areas of BPJS Kesehatan Denpasar Branch Office is still low. Method: This research was conducted using quantitative research. The population were all participants providers of FKTP BPJS Kesehatan Badung Regency, and samples were taken through purposive sampling. Quantitative data were analyzed using binary logistic regression.Result: The results that the predisposing factors for JKN program participants (income, knowledge of dental prostheses, knowledge of JKN dental prosthesis services, perceptions of service quality, and perceptions of cost); enabling factor (access), and the need factor (the perception of pain when losing a tooth) contributions have a significant positive effect on the utilization rate of JKN dental prostheses. The predisposing factors (age and education) and enabling factor (social support) do not have a significant effect on the utilization rate of JKN dental prostheses. Conclusion: The results that the predisposing factors for JKN program participants contributions have a significant positive effect on the utilization rate of JKN dental prostheses.
UTILIZATION OF JKN DENTAL PROSTHETIC SERVICES AT FIRST LEVEL DENTAL HEALTH FACILITIES IN BALI Lily, Gusti Ayu Yohanna; Siswomihardjo, Widowati; Hendrartini, Julita; Dipoyono, Haryo Mustiko; Wedagama, Dewa Made
Odonto : Dental Journal Vol 8, No 2 (2021): December 2021
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30659/odj.8.2.126-130

Abstract

ABSTRACTBackground: The utilization of dental prosthesis services in Indonesia is rare, compared to other dental and oral health services. The use of prosthesis services in Bali is still relatively low compared to other parts of Western Indonesia. Based on data from BPJS Kesehatan Denpasar Branch Office, the demand for dental prostheses services by participants in the three working areas of BPJS Kesehatan Denpasar Branch Office is still low. Method: This research was conducted using quantitative research. The population were all participants providers of FKTP BPJS Kesehatan Badung Regency, and samples were taken through purposive sampling. Quantitative data were analyzed using binary logistic regression.Result: The results that the predisposing factors for JKN program participants (income, knowledge of dental prostheses, knowledge of JKN dental prosthesis services, perceptions of service quality, and perceptions of cost); enabling factor (access), and the need factor (the perception of pain when losing a tooth) contributions have a significant positive effect on the utilization rate of JKN dental prostheses. The predisposing factors (age and education) and enabling factor (social support) do not have a significant effect on the utilization rate of JKN dental prostheses. Conclusion: The results that the predisposing factors for JKN program participants contributions have a significant positive effect on the utilization rate of JKN dental prostheses.