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Articles 185551 - 185580 of 193186
Full-Text Articles in Entire DC Network
Effects Of Handheld Nonthermal Plasma On The Biological Responses, Mineralization, And Inflammatory Reactions Of Polyaryletherketone Implant Materials, Tzu-Yu Peng, Chien-Fu Tseng, I-Ta Lee, Sheng-Han Wu, Hsin-Ming Chen, Yuichi Mine, Sang-Heng Kok
Effects Of Handheld Nonthermal Plasma On The Biological Responses, Mineralization, And Inflammatory Reactions Of Polyaryletherketone Implant Materials, Tzu-Yu Peng, Chien-Fu Tseng, I-Ta Lee, Sheng-Han Wu, Hsin-Ming Chen, Yuichi Mine, Sang-Heng Kok
Journal of Dental Sciences
Abstract Background/purpose The handheld nonthermal plasma (HNP) treatment may alter the surface properties, bone metabolism, and inflammatory reactions of polyaryletherketone (PAEK) dental implant materials. This study tested whether the HNP treatment might increase the biocompatibility, surface hydrophilicity, surface free energies (SFEs), and the cell adhesion and mineralization capability of PAEK materials. Materials and methods Disk-shaped samples of titanium (Ti), zirconia (Zr), polyetheretherketone (PEEK [PE]), and polyetherketoneketone (PEKK [PK]) were subjected to HNP treatment and termed as TiPL, ZrPL, PEPL, and PKPL, respectively. Water-surface reactions were examined using a goniometer. MG-63 cells were cultured on all samples to assess the cell …
Factors Derived From Human Exfoliated Deciduous Teeth Stem Cells Reverse Neurological Deficits In A Zebrafish Model Of Parkinson's Disease, Chung-Hsing Li, Yong-Ren Chen, Chin-Chean Wong, Yi-No Chen, Bing-Heng Yang, Po-Hui Lee, Chia-Yang Shiau, Kuo-Chuan Wang
Factors Derived From Human Exfoliated Deciduous Teeth Stem Cells Reverse Neurological Deficits In A Zebrafish Model Of Parkinson's Disease, Chung-Hsing Li, Yong-Ren Chen, Chin-Chean Wong, Yi-No Chen, Bing-Heng Yang, Po-Hui Lee, Chia-Yang Shiau, Kuo-Chuan Wang
Journal of Dental Sciences
Abstract Background/purpose Mesenchymal stem cells exhibit therapeutic efficacy for brain injury. This study examined the effect of mesenchymal stem cells derived from human exfoliated deciduous teeth (SHED) on alleviating symptoms of Parkinson's disease (PD). Materials and methods SHED were isolated to examine the biosafety and bioavailability of stem cells derived from human exfoliated deciduous teeth-derived conditioned medium (SHED-CM) for the alleviation of PD symptoms in a 6-hydroxydopamine (6-OHDA)-induced PD zebrafish model. Results SHED-CM administration did not induce neurological, skin or muscle toxicity in control zebrafish at any dose, and estrogen equivalent testing showed no chronic toxicants. Induction of PD with …
The Significance Of Using Dental Elements As A Design Theme: A Case Report Of Modular Mobile Dental System In The 2023 Young Designers’ Exhibition In Taiwan, Chun-Pin Chiang, Feng-Chou Cheng, Ling-Hsia Wang
The Significance Of Using Dental Elements As A Design Theme: A Case Report Of Modular Mobile Dental System In The 2023 Young Designers’ Exhibition In Taiwan, Chun-Pin Chiang, Feng-Chou Cheng, Ling-Hsia Wang
Journal of Dental Sciences
No abstract provided.
Incremental Net Benefit Of Extending Human Papillomavirus Vaccine To Boys In Oropharyngeal Cancer Burden: Meta-Analysis Of Cost-Effectiveness Studies, Adikara Pagan Pratama, Su-Feng Chen, Shih-Chieh Liao, Wei-Chia Su, Jian-Hong Yu
Incremental Net Benefit Of Extending Human Papillomavirus Vaccine To Boys In Oropharyngeal Cancer Burden: Meta-Analysis Of Cost-Effectiveness Studies, Adikara Pagan Pratama, Su-Feng Chen, Shih-Chieh Liao, Wei-Chia Su, Jian-Hong Yu
Journal of Dental Sciences
Abstract Background/purpose The incidence of human papillomavirus (HPV)-related oropharyngeal cancer (OPC) is increasing worldwide. HPV vaccines have shown efficacy in preventing diseases in both males and females. Therefore, there is a need to develop cost-effective strategies for HPV vaccines to prevent HPV-related OPC. This meta-analysis aimed to evaluate cost-effectiveness using the global mean of incremental cost-effectiveness ratios compared to the willingness-to-pay threshold and incremental net benefits (INBs) of HPV vaccination strategies between boys’ extension vaccine and girls only. These recommendations will be useful for countries that have not implemented universal HPV vaccines in national programs, such as Taiwan. Materials and …
Influence Of Handheld Nonthermal Plasma On Shear Bond Strength Of Polyaryletherketone To Resin-Matrix Cement, Tzu-Yu Peng, Huei-Yu Huang, Szu-Yu Lai, Fu-Ting Lee, Yang-Che Wu, Sheng-Wei Feng, Hiroki Nikawa
Influence Of Handheld Nonthermal Plasma On Shear Bond Strength Of Polyaryletherketone To Resin-Matrix Cement, Tzu-Yu Peng, Huei-Yu Huang, Szu-Yu Lai, Fu-Ting Lee, Yang-Che Wu, Sheng-Wei Feng, Hiroki Nikawa
Journal of Dental Sciences
Abstract Background/purpose Challenges exist regarding the bonding efficiency of polyaryletherketone (PAEK), a high-performance thermoplastic, attributed to its chemical inertness and hydrophobic surface, hindering effective bonding with resin-matrix cement. This research explored the impact of handheld nonthermal plasma (HNP), under varying operational parameters, on PAEK surface wettability and changes in bonding performance with cement. Materials and methods Three types of disc-shaped PEAK specimens were prepared, with surface treatments categorized as grinding, airborne-particle abrasion (APB), and HNP. Surface wettability was analyzed using a contact angle analyzer (n = 10). Specimens were bonded with resin cement and subjected to artificial aging tests: distilled …
Prevention Of Medication-Related Osteonecrosis Of The Jaw In Mice By Adipose-Derived Stem Cells Associated With Activated Autophagic Flux, Xian Dong, Shuo Chen, Yang He, Yi Zhang
Prevention Of Medication-Related Osteonecrosis Of The Jaw In Mice By Adipose-Derived Stem Cells Associated With Activated Autophagic Flux, Xian Dong, Shuo Chen, Yang He, Yi Zhang
Journal of Dental Sciences
Abstract Background/purpose Medication-related osteonecrosis of the jaw (MRONJ) represents a rare yet serious adverse reaction associated with the prolonged use of anti-bone resorptive or anti-angiogenic agents. This study aimed to investigate the impact and underlying mechanisms of adipose-derived stem cells (ADSCs) in preventing MRONJ in a mouse model. Materials and methods Following tooth extraction in MRONJ mice, ADSCs or PBS were administered via the tail vein. The healing progress of gingival epithelium and the extraction socket was assessed using a stereoscopic microscope and histological analysis. Immunofluorescence was employed to examine markers associated with autophagy (LC3 and SQSTM1) and apoptosis (Cleaved-CASP …
Underlying Bone Change In Oral Squamous Cell Carcinoma Observed From Magnetic Resonance Imaging And Computed Tomography: Potential Implications For Tumor Aggressiveness And Prognosis, Kyung-Hoe Huh, Gyu-Dong Jo, Kyu-Young Oh, Jo-Eun Kim, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee
Underlying Bone Change In Oral Squamous Cell Carcinoma Observed From Magnetic Resonance Imaging And Computed Tomography: Potential Implications For Tumor Aggressiveness And Prognosis, Kyung-Hoe Huh, Gyu-Dong Jo, Kyu-Young Oh, Jo-Eun Kim, Won-Jin Yi, Min-Suk Heo, Sam-Sun Lee
Journal of Dental Sciences
Abstract Background /purpose In cases where oral squamous cell carcinoma (OSCC) invades the jawbone, clinicians frequently observe abnormal attenuation on computed tomography (CT) and pathologic signal intensity (SI) on magnetic resonance (MR) imaging of the affected underlying bone marrow. This study introduced a concept of “underlying bone change” to examine its association with clinicopathological features and prognosis of OSCC, as well as its correlation with medullary invasion. Materials and methods We enrolled 93 consecutive patients diagnosed with OSCC, who underwent mandibulectomy between 2010 and 2016. CT and MR images, along with electronic medical records, were reviewed to evaluate correlations between …
Effects Of Lactobacillus Pentosus Postbiotics On Fibrotic Response In Arecoline-Induced Oral Fibrogenesis, Po-Yu Yang, Chin-Chu Chen, You-Shan Tsai, Yi-Wen Liao, Min Yee Ng, Chun-Chung Huang, Cheng-Chia Yu, San-Fu Hong
Effects Of Lactobacillus Pentosus Postbiotics On Fibrotic Response In Arecoline-Induced Oral Fibrogenesis, Po-Yu Yang, Chin-Chu Chen, You-Shan Tsai, Yi-Wen Liao, Min Yee Ng, Chun-Chung Huang, Cheng-Chia Yu, San-Fu Hong
Journal of Dental Sciences
Abstract Background/purpose Oral submucous fibrosis (OSF), characterized by excessive collagen deposition by myofibroblasts, is often linked to Areca nuts consumption. Probiotics consumption has shown protective effects against fibrotic diseases, and recently, their metabolic byproducts, known as postbiotics, have demonstrated superior advantages over probiotics. However, studies on the therapeutic impact of postbiotics on OSF have been scarce. Therefore, this study aims to examine the effect of PostBio GK4, a postbiotic derived from Lactobacillus pentosus GK4 , on OSF and explore its underlying mechanisms. Materials and methods The cytotoxicity of GK4 in normal buccal mucosal fibroblasts (BMFs) and fibrotic BMFs (fBMFs) were …
Enhanced Bone Formation Of Rat Mandibular Bone Defects With Collagen Membranes Loaded On Bone Morphogenetic Protein-9, Hiroki Kondo, Tadahiro Takayama, Takashi Onizawa, Shunsuke Isobe, Natsuko Tanabe, Naoto Suzuki, Seiichi Yamano, Shuichi Sato
Enhanced Bone Formation Of Rat Mandibular Bone Defects With Collagen Membranes Loaded On Bone Morphogenetic Protein-9, Hiroki Kondo, Tadahiro Takayama, Takashi Onizawa, Shunsuke Isobe, Natsuko Tanabe, Naoto Suzuki, Seiichi Yamano, Shuichi Sato
Journal of Dental Sciences
Abstract Background/purpose Bone morphogenetic protein-9 (BMP-9) has demonstrated multiple advantages in promoting osteogenesis. Our previous findings have indicated that the use of an absorbable collagen membrane (ACM) as a carrier for growth factors is effective in stimulating bone regeneration. The objective of this study was to assess the synergistic impact of BMP-9 incorporated into ACM (ACM/BMP-9) on bone formation within rat mandibular bone defects. Materials and methods Circular bone defects of critical size were surgically induced on both sides of the rat mandibular bone, with subsequent random allocation into distinct groups: control, ACM alone, and ACM loaded with low (0.5 …
Cementocyte-Derived Extracellular Vesicles Regulate Osteoclastogenesis And Osteoblastogenesis, Eiji Nemoto, Jiajun Li, Yukihiko Sakisaka, Kentaro Maruyama, Shigeki Suzuki, Kaixin Xiong, Hiroyuki Tada, Taichi Tenkumo, Satoru Yamada
Cementocyte-Derived Extracellular Vesicles Regulate Osteoclastogenesis And Osteoblastogenesis, Eiji Nemoto, Jiajun Li, Yukihiko Sakisaka, Kentaro Maruyama, Shigeki Suzuki, Kaixin Xiong, Hiroyuki Tada, Taichi Tenkumo, Satoru Yamada
Journal of Dental Sciences
Abstract Background/purpose Cementum shares many properties with bone; however, in contrast to bone, it is not innervated or vascularized and has a limited capacity for remodeling. Osteocytes located in the lacunae-canalicular system of bone tissue play a central role in bone remodeling by communicating with osteoblasts and osteoclasts. Although cementocytes are present in cellular cementum and are morphologically similar to osteocytes, it remains unclear whether they are involved in the dynamic functional regulation of metabolism in cementum. The present study focused on the extracellular vesicles (EVs) secreted by cementocytes and examined their effects on osteoclasts and osteoblasts. Materials and methods …
Orthodontic Tension Promotes Cementoblast Mineralization By Regulating Autophagy, Weiran Li, Yi Zhao, Yuhui Yang, Hao Liu, Jiayi Wang, Yiping Huang
Orthodontic Tension Promotes Cementoblast Mineralization By Regulating Autophagy, Weiran Li, Yi Zhao, Yuhui Yang, Hao Liu, Jiayi Wang, Yiping Huang
Journal of Dental Sciences
Abstract Background/purpose External root resorption is a main side effect of orthodontic treatment and is more likely to occur on the pression side than the tension side. To explore the potential protective mechanisms on the tension side, this study investigated the influence of mechanical tension on cementoblast mineralization and elucidated the role of autophagy in mediating this process. Materials and methods Mechanical tension was applied to cementoblasts using iStrain. The expression of mineralization-related and autophagy-related markers was detected by qRT-PCR, Western blot analysis, and immunofluorescence staining. RNA sequencing identified key regulators. Immunohistochemical staining assessed related markers expression in in vivo …
Evaluating The Efficacy Of Leading Large Language Models In The Japanese National Dental Hygienist Examination: A Comparative Analysis Of Chatgpt, Bard, And Bing Chat, Masaki Morishita, Shino Yamaguchi, Hikaru Fukuda, Kosuke Muraoka, Taiji Nakamura, Izumi Yoshioka, Inho Soh, Kentaro Ono, Shuji Awano
Evaluating The Efficacy Of Leading Large Language Models In The Japanese National Dental Hygienist Examination: A Comparative Analysis Of Chatgpt, Bard, And Bing Chat, Masaki Morishita, Shino Yamaguchi, Hikaru Fukuda, Kosuke Muraoka, Taiji Nakamura, Izumi Yoshioka, Inho Soh, Kentaro Ono, Shuji Awano
Journal of Dental Sciences
Abstract Background/purpose Large language models (LLMs) such as OpenAI's ChatGPT, Google's Bard, and Microsoft's Bing Chat have shown potential as educational tools in the medical and dental fields. This study evaluated their effectiveness using questions from the Japanese national dental hygienist examination, focusing on textual information only. Materials and methods We analyzed 73 questions from the 32nd Japanese national dental hygienist examination, conducted in March 2023, using LLMs ChatGPT-3.5, GPT-4, Bard, and Bing Chat. Each question was categorized into one of nine domains. Standardized prompts were used for all LLMs, and Fisher's exact test was applied for statistical analysis. Results …
Potential Different Immune Phenotypes Of Macrophages In Oral Lichen Planus By Integrating Immunofluorescence Double Staining And Single-Cell Rna Sequencing, Kai Sun, Qianqian Zhang, Ran Zhao, Xuemin Shen
Potential Different Immune Phenotypes Of Macrophages In Oral Lichen Planus By Integrating Immunofluorescence Double Staining And Single-Cell Rna Sequencing, Kai Sun, Qianqian Zhang, Ran Zhao, Xuemin Shen
Journal of Dental Sciences
Abstract Background/purpose Oral lichen planus (OLP) is a chronic inflammatory disease with obscure etiopathogenesis. Macrophages play an important role in interaction between innate and adaptive immunity. This study aimed to investigate the macrophage phenotypes and obtain more comprehensive gene characteristics of macrophages in OLP. Materials and methods Double cluster of differentiation (CD) 68/CD86 and CD68/CD206 immunofluorescence staining was conducted in 11 biopsy-proven OLP tissue samples and 5 health control (HC) to represent M1 and M2 macrophages, respectively. The number of positively stained cells was manually counted, and the density was calculated. Furtherly, OLP single-cell dataset GSE211630 was downloaded from Gene …
The Learning Curve Of A Dynamic Navigation System Used In Endodontic Apical Surgery, Zuhua Wang, Simin Liu, Li Peng, Yijiao Zhao, Bing Han, Xiaoyan Wang
The Learning Curve Of A Dynamic Navigation System Used In Endodontic Apical Surgery, Zuhua Wang, Simin Liu, Li Peng, Yijiao Zhao, Bing Han, Xiaoyan Wang
Journal of Dental Sciences
Abstract Background/purpose Quantitative in vitro research was conducted on the learning process of a dynamic navigation system. This study provides guidance for the promotion and application of dynamic navigation technology in the endodontic apical surgery field. Materials and methods Standardized models were designed and 3D printed to form the approach operation of endodontic apical surgery. 6 clinicians with no experience in dynamic navigation performed the operation. The distance deviation tolerance was set as 0.6 mm, and the angle deviation tolerance was set as 5°. Fifteen mm deep approach operation was completed using dynamic navigation. Each operator performed 10 consecutive exercises …
Rho Gtpase Activating Protein 11a Promotes Tongue Squamous Cell Carcinoma Proliferation And Is A Transcriptional Target Of Forkhead Box M1, Huanying Yu, Weiwei Zhang, Xueyan Bai, Tingting Liu, Yulong Mao, Lingnan Zhang, Wenlong Wang
Rho Gtpase Activating Protein 11a Promotes Tongue Squamous Cell Carcinoma Proliferation And Is A Transcriptional Target Of Forkhead Box M1, Huanying Yu, Weiwei Zhang, Xueyan Bai, Tingting Liu, Yulong Mao, Lingnan Zhang, Wenlong Wang
Journal of Dental Sciences
Abstract Background/purpose Rho GTPase activating protein 11A (ARHGAP11A) can facilitate GTP hydrolysis in RhoA. The functions of ARHGAP11A in oral squamous cell carcinoma (OSCC) have not yet been explored. This study aimed to investigate the expression profile of ARHGAP11A in OSCC, its correlation with patient prognosis, its effect on cell-cycle progression, and the mechanisms by which it is dysregulated. Materials and methods Bioinformatics analysis was conducted using data from The Cancer Genome Atlas-Head and Neck Squamous Cell Carcinoma (TCGA-HNSC). Lentiviruses carrying ARHGAP11A shRNAs were employed to determine the effects of ARHGAP11A knockdown on tumor cell proliferation and cell-cycle progression. Dual-luciferase …
Wilms Tumor 1-Associated Protein Mediated M6a Modification Promotes Osteogenic Differentiation Of Stem Cells From Human Exfoliated Deciduous Teeth, Tao Xu
Journal of Dental Sciences
No abstract provided.
Sphingosine-1-Phosphate Receptor 1-Mediated Odontogenic Differentiation Of Mouse Apical Papilla-Derived Stem Cells, Etsuko Matsuzaki, Haruna Hirose, Seishiro Fujimasa, Shingo Kanemaru, Shohei Yoshimoto, Noriyoshi Matsumoto, Hisashi Anan
Sphingosine-1-Phosphate Receptor 1-Mediated Odontogenic Differentiation Of Mouse Apical Papilla-Derived Stem Cells, Etsuko Matsuzaki, Haruna Hirose, Seishiro Fujimasa, Shingo Kanemaru, Shohei Yoshimoto, Noriyoshi Matsumoto, Hisashi Anan
Journal of Dental Sciences
Abstract Background/purpose Sphingosine-1-phosphate (S1P) exhibits receptor-mediated physiological effects by facilitating the differentiation of mesenchymal stem cells toward the osteoblast lineage. This study aimed to determine the effect of S1P on odontogenic differentiation of mouse immortalized stem cells of dental apical papilla (iSCAP) and assess the distribution of the S1P receptor 1 (S1PR1) in the apical papilla and the root canal wall of immature rat molars. Materials and methods Immunostaining for S1PR1 was conducted at the apex of the rat mandibular first molar and within the root canal wall. The iSCAP was treated with S1P and bone morphogenetic protein (BMP)-9 (for …
Comparison Of The Accuracy Of Dynamic Navigation And The Free Hand Approaches In The Placement Of Pterygoid Implants In The Completely Edentulous Maxilla: An In Vitro Study, Yiqun Wu, Baoxin Tao, Ningtao Wang, Xiaowan Ling, Lijuan Ye
Comparison Of The Accuracy Of Dynamic Navigation And The Free Hand Approaches In The Placement Of Pterygoid Implants In The Completely Edentulous Maxilla: An In Vitro Study, Yiqun Wu, Baoxin Tao, Ningtao Wang, Xiaowan Ling, Lijuan Ye
Journal of Dental Sciences
Abstract Background/purpose Pterygoid implant is a promising solution for patients with a partially or fully edentulous atrophic maxilla. However, whether dynamic navigation system will improve the accuracy of pterygoid implant surgery is still unknown. This study aimed to compare the accuracy of dynamic navigation and free-hand approaches in pterygoid implant placement in completely edentulous maxilla models. Materials and methods Twenty three-dimensional (3D)-printed edentulous maxilla models were assigned to two groups: the dynamic navigation system group and the free-hand group. Two pterygoid implants were planned in the bilateral pterygomaxillary area and then placed in each model. The entry, exit and angle …
Social Strata And Oral Pathologies: A Comparative Study In Two Co-Localized, Temporally Disjunct Burial Sites Of Ancient Egypt, Patrick Eppenberger, Roger Seiler, Myriam Seco Álvarez, Frank Rühli
Social Strata And Oral Pathologies: A Comparative Study In Two Co-Localized, Temporally Disjunct Burial Sites Of Ancient Egypt, Patrick Eppenberger, Roger Seiler, Myriam Seco Álvarez, Frank Rühli
Journal of Dental Sciences
Abstract Background/purpose Oral pathologies in ancient human remains provide a unique glimpse into the lifestyles, health, and societal norms of past civilizations, including ancient Egypt. However, comprehensive paleo-odontological studies accounting for temporal and sociodemographic variations remain scarce. We address this gap by analyzing oral pathologies in the remains of 68 and 57 adult individuals, respectively, unearthed from two adjacent yet temporally and socioeconomically diverse burial sites, representing the XIth dynasty (2160–1985 BCE) and the XXVth-XXVIth dynasties (948–525 BCE), at Luxor's Thutmose III Funerary Temple. Materials and methods We examined dental wear, carious and periapical lesions, periodontal disease, and temporomandibular joint …
Effects Of Flushing Of Dental Waterlines In Portable Dental Units On Water Quality Management, Hiroshi Egusa, Kunihiro Fushimi, Jun Watanabe, Masahiro Yamada, Jumpei Washio, Nobuhiro Takahashi
Effects Of Flushing Of Dental Waterlines In Portable Dental Units On Water Quality Management, Hiroshi Egusa, Kunihiro Fushimi, Jun Watanabe, Masahiro Yamada, Jumpei Washio, Nobuhiro Takahashi
Journal of Dental Sciences
Abstract Background/purpose Daily flushing of dental unit waterlines is important for infection control. However, the effect of flushing on water quality management in portable dental units (PDUs) for mobile dental treatments remains unclear. In this study, we aimed to investigate the factors affecting the effectiveness of PDU flushing. Materials and methods Free residual chlorine concentration (FRCC) and heterotrophic plate counts (HPCs) in handpiece discharge water were evaluated as water quality indicators to determine the effectiveness of flushing PDUs, considering flushing duration, periods of PDU use, FRCC in the water used, pre-water drainage in water tanks and waterlines, and season. The …
The Salivary Microbiome And Oral Health Status In Hbeag-Negative Chronic Hepatitis B, Margaret Sällberg Chen, Liyan Lu, Lingjun Yan, Amir Sohrabi, Karin Lindahl, Susanne Cederberg, Raorao Wang, Weimin Ye, Soo Aleman
The Salivary Microbiome And Oral Health Status In Hbeag-Negative Chronic Hepatitis B, Margaret Sällberg Chen, Liyan Lu, Lingjun Yan, Amir Sohrabi, Karin Lindahl, Susanne Cederberg, Raorao Wang, Weimin Ye, Soo Aleman
Journal of Dental Sciences
Abstract Background/purpose Dysbiosis of oral microbiota has been reported in late stage of chronic hepatitis B (CHB) infection with cirrhosis. CHB is characterized by the constant virus-induced liver injury which may lead to liver cirrhosis and hepatocellular carcinoma (HCC). However, some patients show normal liver function without antiviral treatment, associating with favourable prognosis. The oral microbiota composition and oral health status in these patients is unidentified. Materials and methods The study focuses on the composition of oral microbiota and oral health status in individuals with CHB and HBV vaccinees as controls. The CHB patients were hepatitis B 'e' antigen (HBeAg)-negative, …
Updates On The Clinical Application Of Glass Ionomer Cement In Restorative And Preventive Dentistry, Kelsey Xingyun Ge, Walter Yu-Hang Lam, Chun-Hung Chu, Ollie Yiru Yu
Updates On The Clinical Application Of Glass Ionomer Cement In Restorative And Preventive Dentistry, Kelsey Xingyun Ge, Walter Yu-Hang Lam, Chun-Hung Chu, Ollie Yiru Yu
Journal of Dental Sciences
Abstract The World Health Organization (WHO) has added glass ionomer cement (GIC) to the WHO Model List of Essential Medicines since 2021, which represents the most efficacious, safe and cost-effective medicines for priority conditions. With the potential increase in the use of GIC, this review aims to provide an overview of the clinical application of GIC with updated evidence in restorative and preventive dentistry. GIC is a versatile dental material that has a wide range of clinical applications, particularly in restorative and preventive dentistry. It has unique properties, such as direct adhesion to tooth structures, minimal shrinkage or expansion, a …
Comparison Of Precision Of Implant Placement Between Two Different Guided Systems For Static Computer-Assisted Implant Surgery: A Simulation-Based Experimental Study, Papon Pattanasirikun, Sirida Arunjaroensuk, Sappasith Panya, Keskanya Subbalekha, Nikos Mattheos, Atiphan Pimkhaokham
Comparison Of Precision Of Implant Placement Between Two Different Guided Systems For Static Computer-Assisted Implant Surgery: A Simulation-Based Experimental Study, Papon Pattanasirikun, Sirida Arunjaroensuk, Sappasith Panya, Keskanya Subbalekha, Nikos Mattheos, Atiphan Pimkhaokham
Journal of Dental Sciences
Abstract Background/purpose Many designs of static computer-assisted implant surgery (sCAIS) are available for clinician to achieve proper implant position. However, there were not any studies that approached the design alone to evaluate whether sleeve-in-sleeve or sleeve-on-drill design provided most accuracy implant position. The purpose of this study was to investigate the precision of implant placement with sleeve-in-sleeve and sleeve-on-drill static computer assisted implant surgery (sCAIS) designs. Materials and methods Thirty-two models were fabricated simulating a patient with bilateral missing first premolar. Eight models (sixteen implants) were assigned in each group: Group A, B and C represented sleeve-in-sleeve design with 2, …
Effect Of Modified Investment And Casting System On The Recasting Properties Of High-Gold Alloy, Pei-Ling Lai, Chun-Chen Huang, Po-Sung Fu, Jen-Hao Chen, Ting-Hsun Lan, Wen-Cheng Chen, Chun-Cheng Hung
Effect Of Modified Investment And Casting System On The Recasting Properties Of High-Gold Alloy, Pei-Ling Lai, Chun-Chen Huang, Po-Sung Fu, Jen-Hao Chen, Ting-Hsun Lan, Wen-Cheng Chen, Chun-Cheng Hung
Journal of Dental Sciences
Abstract Background/purpose High gold (Au) alloys have many advantages, such as good mechanical properties and stable chemical properties for dental restoration. The purpose of this investigation was to investigate the effect of zirconia (ZrO2)-magnesia (MgO)-based investment combined with an argon arc vacuum pressure (Ar-arc VP) casting process on the recasting of high Au alloys. Materials and methods The recasting Au alloys were compared between the control group of conventional SiO2-based investment/horizontal centrifugal (HC) casting and the experimental group of ZrO2–MgO-based investment/Ar-arc VP die casting. The first-generation castings were defined as being made from purchased Au alloys and the second-generation castings …
Trends Of Dental Service Utilization And Expenditure In Taiwan From 2000 To 2020, Wender Lin, Ting-Chen Chen, Wen-Chi Liu, Shih-Jung Cheng, Shih-Pi Lin
Trends Of Dental Service Utilization And Expenditure In Taiwan From 2000 To 2020, Wender Lin, Ting-Chen Chen, Wen-Chi Liu, Shih-Jung Cheng, Shih-Pi Lin
Journal of Dental Sciences
Abstract Background /purposeSince 1995, Taiwan's National Health Insurance (NHI) has offered a comprehensive dental coverage to over 99 % of the population. This study mainly analyzed the dental service utilization and expenditure trends by the gender, age, and service type and evaluated the resource allocation across different demographics from 2000 to 2020. Materials and methods Nationwide NHI administrative data were used to assess the dental visit rates, average visits per user, and per capita expenditure by the gender, age, and 11 service categories for the years 2000, 2005, 2010, 2015, and 2020. The analysis accounted for the fluctuations in the …
The Virtual Assessment In Dental Education: A Narrative Review, Ping-Yi Lin, Yi-Hsuan Tsai, Ting-Chen Chen, Ching-Yao Hsieh, Shiu-Fong Ou, Chih-Wei Yang, Cheng-Heng Liu, Ting-Fang Lin, Chen-Ying Wang
The Virtual Assessment In Dental Education: A Narrative Review, Ping-Yi Lin, Yi-Hsuan Tsai, Ting-Chen Chen, Ching-Yao Hsieh, Shiu-Fong Ou, Chih-Wei Yang, Cheng-Heng Liu, Ting-Fang Lin, Chen-Ying Wang
Journal of Dental Sciences
Abstract The shift towards virtual assessment in dental education represents a significant advancement over traditional evaluation methods, offering new opportunities for assessing both theoretical knowledge and practical skills. This review examines the use of virtual assessment tools within the context of dental education. A narrative literature review was conducted, analyzing studies published between 2000 and 2024, sourced from PubMed, the Cochrane Library, and Embase. From the initial search, 13 studies were selected for qualitative synthesis. The results indicate that virtual assessments, facilitated by technologies such as computer-based simulations and remote objective structured clinical examinations (OSCEs), have enhanced the accuracy and …
Achieving New Excellence In An Augmented Reality Dental Education System, Chun-Cheng Hung, Pei-Ling Lai, Chih-Te Liu, Po-Sung Fu, Jen-Hao Chen, Ting-Hsun Lan, Jen-Chyan Wang
Achieving New Excellence In An Augmented Reality Dental Education System, Chun-Cheng Hung, Pei-Ling Lai, Chih-Te Liu, Po-Sung Fu, Jen-Hao Chen, Ting-Hsun Lan, Jen-Chyan Wang
Journal of Dental Sciences
Abstract Background/purpose SimEx-Plus (EPED. Inc) was already a mature augmented reality (AR) dental training simulator that allowed students to have a high quality dental education practice. Now the EPCAD software has been further developed into a comprehensive computer-aided design software. It helps relevant professionals learn how to create digital fixed prosthesis in a virtual environment. This study used the newly developed EPCAD software that was integrated within the SimEx-Plus to design dental restorations then digital output milling restorations. We hope that the SimEx-Plus AR dental training simulator can achieve the multi-purpose function in one machine. Materials and methods A right …
Trueness Comparison Of Intraoral Scans For Diverse Arch Lengths In Pediatric Dental Models, Ting-Hsun Lan, Chin-Yun Pan, Min-Yan Chen, Chih-Te Liu, Kai-Chun Cheng, Jen-Hao Chen, Chun-Cheng Hung
Trueness Comparison Of Intraoral Scans For Diverse Arch Lengths In Pediatric Dental Models, Ting-Hsun Lan, Chin-Yun Pan, Min-Yan Chen, Chih-Te Liu, Kai-Chun Cheng, Jen-Hao Chen, Chun-Cheng Hung
Journal of Dental Sciences
Abstract Background/purpose Spacing between teeth is a common trait across different stages of dentition. With the tide of the digital impression, the scanning trueness of the intraoral scanner (IOS) is a hot subject. This study aimed to determine the correlation between the level of the spaced dentition and trueness of the intraoral scanning. Materials and methods Four arch lengths of deciduous tooth models (spacing Model 1, Model 2, Model 3, Model 4 = 0, 1, 2, 3 mm; maxillary arch length = 73.268, 81.922, 90.776, 97.698 mm; mandibular arch length = 69.092, 76.160, 86.228, 94.344 mm) were designed to measure …
A Novel Transnasal Technique For The Removal Of Nasally Impacted Mesiodens: A Case Report, Yi-Kai Huang, Meng-Ling Chiang, Jyh-Kwei Chen
A Novel Transnasal Technique For The Removal Of Nasally Impacted Mesiodens: A Case Report, Yi-Kai Huang, Meng-Ling Chiang, Jyh-Kwei Chen
Journal of Dental Sciences
No abstract provided.
Ingenuity In Treating Malunion After Inappropriate Open Reduction And Internal Fixation Of Symphyseal Mandibular Fractures With Bicondylar Fractures, Shinsuke Yamamoto, Keigo Maeda, Naoki Taniike
Ingenuity In Treating Malunion After Inappropriate Open Reduction And Internal Fixation Of Symphyseal Mandibular Fractures With Bicondylar Fractures, Shinsuke Yamamoto, Keigo Maeda, Naoki Taniike
Journal of Dental Sciences
No abstract provided.