Ismet Danial Nasution
Prosthodontics Postgraduate Program Faculty Of Dentistry, Universitas Sumatera Utara Medan, Indonesia

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Bentuk Residual Ridge dan Hubungannya Dengan Retensi Gigi Tiruan Penuh Silvia Pridana; Ismet Danial Nasution
Cakradonya Dental Journal Vol 8, No 1 (2016): Juni 2016
Publisher : FKG Universitas Syiah Kuala

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Abstract

Resorpsi tulang alveolar dipengaruhi berbagai faktor yang menyebabkan perubahan bentuk tulang alveolus. Pada pembuatan gigi tiruan penuh, dukungan tulang alveolus diperlukan karena mempengaruhi retensi dan stabilisasi. Tujuan penulisan ini untuk mengetahui hubungan bentuk tulang alveolus dengan retensi gigi tiruan penuh. Klasifikasi bentuk tulang alveolus terus mengalami penyempurnaan. Faktor-faktor retensi pada gigi tiruan penuh adalah adhesi, kohesi, tekanan atmosfer, muskular, tegangan permukaan, gravitasi, daerah gerong, rotasi arah pasang, dan kesejajaran dinding. Bentuk tulang alveolus yang membulat, rata, dan lereng yang sejajar memberikan retensi yang baik karena kemampuannya menahan gaya vertikal dan lateral yang terjadi serta menambah luas permukaan antara gigi tiruan dan mukosa sehingga dapat menambah faktor fisika retensi gigi tiruan. Terdapat hubungan antara bentuk tulang alveolus dengan retensi gigi tiruan penuh.
Association between the number of bilateral free-end posterior tooth loss and mastication performance in RSGM USU patients Susanna Kristina Yanti SILALAHI; Ismet Danial NASUTION
Journal of Syiah Kuala Dentistry Society Vol 7, No 2 (2022): December 2022
Publisher : Dentistry Faculty

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jds.v7i2.30236

Abstract

Mastication is the process of mechanically crushing food to form soft particles, facilitating theingestion process in providing nutrients to the body. One of the objectively assessed mastication functions is mastication performance. The number of tooth losses is one factor that affects mastication performance; the more tooth loss, the lower the mastication performance. Posterior teeth play an important role in mastication function, and loss of posterior teeth decreases mastication performance. The research aims to determine the association between the number of bilateral free-end posterior tooth loss and mastication performance. This type of research is descriptive-analytic with a cross-sectional design. The subjects in this research were 17 people. Data were collected by examining the oral cavity and color-changeable chewing gum to assess mastication performance using a colorimeter. Data were analyzed using the Mann-Whitney test. The results showed that all subjects with bilateral free-end posterior teeth loss in one and both arches had poor mastication performance. The statistical test results showed no association between the number of bilateral free-end posterior teeth loss and mastication performance in one and both arches with p = 1,000 (p 0.05). It can occur because this research does not pay attention to the number of occlusion pairs of posterior teeth and the results of the assessment of mastication performance are not quantitative. The number of bilateral free-end posterior tooth loss can be considered in assessing mastication performance as an educational basis for denture care. KEYWORDS: Posterior Bilateral Free End, Mastication Performance
Alveolar arch shapes and its relation to complete denture retention Theresia Tarigan; Ismet Danial Nasution
Journal of Syiah Kuala Dentistry Society Vol 5, No 1 (2020): June 2020
Publisher : Dentistry Faculty

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jds.v5i1.18426

Abstract

The alveolar ridge consists of denture bearing mucosa, sub-mucosa and periosteum, and residual alveolar bone. After tooth extraction, the remaining alveolar bone undergoes a remodeling process that leads to morphological reduction and alteration, which results in the change in alveolar ridge forms. However, it does not change alveolar arch shapes. This literature review aimed to analyze the relationship of alveolar arch shapes with complete denture retention. According to House (1958), alveolar arch shapes classified into three classes: Class I-square, Class II-tapering, Class III-ovoid. Those three alveolar arch shapes have a difference in the denture bearing area, with the largest denture bearing site on Class I-Square alveolar arch shape. Some factors that influence complete denture retention are adhesion, cohesion, interfacial force, oral and facial musculature, atmospheric pressure, undercut, rotational insertion path, parallel walls, and gravity. The alveolar arch shapes can affect retention regarding the size of the denture bearing area.The alveolar arch forms with a wider denture bearing area provide more considerable surface contact between the denture and mucous membranes. The forces resulting from those factors of retention might produce more excellent complete denture retention. The square arch shape is the alveolar arch shape with the largest denture bearing area. Hence, the square arch shape is believed to have the best complete denture retention.KEYWORDS: arch shape; retention; complete denture; denture bearing area
PENATALAKSANAAN PENCETAKAN LINGGIR DENGAN JARINGAN FLABBY MENGGUNAKAN SENDOK CETAK FISIOLOGIS MODIFIKASI Selamat Suhardi Butarbutar; Ismet Danial Nasution
Journal of Syiah Kuala Dentistry Society Vol 4, No 2 (2019): DESEMBER
Publisher : Dentistry Faculty

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Abstract

Introduction: Flabby ridge compromise support, retention and stability of complete dentures. Thepresence of flabby ridge tends to create a difficulty while making complete dentures. Many impressiontechniques have been proposed to overcome these difficulties. Objectives: This paper aims to explainan impression technique on flabby ridge anterior mandibular using modified final impression tray withtwo tunnels. Case Description: An 80-years-old female patient using complete dentures. She wasconcerned that her lower complete denture was loose. On clinical examination there was anteriorflabby ridge from canine to canine of the mandibular arch. The technique described in this case wasusing clear swapolimerized acrylic resin with two tunnels for final impression tray, using polivynilsiloxane light body impression was injected around the flabby ridge using a dispensing gun from oneside of the tunnel, taking care that the flow to the opposite side was controlled by the clear custom tray,to ensure minimal distortion on flabby tissue and coverage of impression material on all edentulousarea. Discussion: Flabby ridge is a challenge in prosthodontics to achieve stability and retention ofcomplete dentures. Provision of complete dentures in patient with flabby ridge can be managed bycorrect impression method. By using this modified final tray, it will not displace the flabby tissue thatcan dislodge the denture, simple custom tray, easy to practice and less time. Conclusion: Choosingappropriate impression technique and used the right final impression tray may increase patientsprosthesis stability and retention.Keywords: Flabby Ridge, Modified Impression Tray, Clear Swapolimerized Acrylic Resin
Hubungan Laju Alir Saliva dengan Performa Mastikasi Berdasarkan Usia pada Pengguna Gigi Tiruan Lengkap: Studi Cross Sectional Sry Yanti Octavia Simanjuntak; Ismet Danial Nasution; Ranu Putra Armidin
Jurnal Ilmu Kedokteran dan Kesehatan Indonesia Vol. 5 No. 2 (2025): Juli: Jurnal Ilmu Kedokteran dan Kesehatan Indonesia
Publisher : Pusat Riset dan Inovasi Nasional

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55606/jikki.v5i2.6314

Abstract

Edentulism is the condition of losing all permanent teeth in the upper and lower jaws, which can impair masticatory function. Masticatory performance is influenced by various factors, one of which is the salivary flow rate, which is also affected by age. This study aimed to determine the average salivary flow rate and masticatory performance, as well as their correlation based on age in complete denture (CD) wearers at the Dental and Oral Hospital of Universitas Sumatera Utara. This research is a descriptive-analytic study with a cross-sectional design involving 20 respondents, consisting of 10 adults (aged 19–59 years) and 10 elderly individuals (aged ≥60 years). The salivary flow rate was measured using the spitting method with sugar-free chewing gum, and masticatory performance was assessed using the color-changeable chewing gum method and the Visual Analog Scale (VAS). Results showed that the average salivary flow rate in adults was 3.18 ± 0.91 ml/min, and in the elderly was 2.29 ± 1.29 ml/min. The average masticatory performance score in adults was 3.8 ± 1.14, and in the elderly was 3.4 ± 1.17. Spearman correlation test showed a significant correlation between salivary flow rate and masticatory performance in both adults (p=0.014) and the elderly (p=0.049). In conclusion, there is a significant relationship between salivary flow rate and masticatory performance based on age. Adult patients demonstrated better salivary flow rates and masticatory performance than elderly patients.