Publications by authors named "Wei-Chun Lin"

Glaucoma is the leading cause of irreversible blindness worldwide, and the Ahmed Glaucoma Valve (AGV) implant is one of the most commonly performed surgeries to prevent glaucoma-related visual impairment. Mitomycin C is an anti-fibrotic agent that may prevent failure of AGV. This is a retrospective case-control study to evaluate surgical outcomes for patients undergoing AGV with adjunct mitomycin C (MMC) injections compared to those without MMC.

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Purpose: To develop a computable phenotype for normal tension glaucoma (NTG) to enhance disease identification from electronic health records (EHRs).

Design: Retrospective cohort study.

Subjects: Deidentified EHR data from an academic medical center identified 1851 patients aged ≥40 years, with glaucoma and available clinical notes.

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Article Title And Bibliographic Information: Aldrin Huamán-Mendoza, Renata Bommarito, Marcos Hideki Hagy, Nathalia Vilela, Marcelo Munhóes Romano, Mariana Minatel Braga, Claudio Mendes Pannuti, Marinella Holzhausen. Effect of laser-microtextured abutments on peri-implant outcomes: a systematic review and meta-analysis. Clinical Oral Investigations (2024) 28:388 https://doi.

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Background/purpose: Digital dental scanning systems play a crucial role in producing precise dental restorations. This study aimed to evaluate the impact of different dental scanning devices on the trueness and precision of crown margins designed from digital models. It also focused on the influence of scanners and design software system alignment.

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Background/purpose: The 3D printer and post-curing unit are important factors in producing the best 3D printed crowns. To explore the effects of different combinations of 3D-printers and manufacturer-specified post-curing units on the dimensional accuracy, compressive strength, and degree of conversion (DC%) of 3D-printable resin for fixed dental prostheses.

Materials And Methods: Specimens were designed in 2 sizes and additively-manufactured using 2 digital light processing (DLP) 3D-printers (NextDent 5100, ND and PrintinDLP+, PN).

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Background/purpose: The esthetic performance of dental zirconia may be affected by both material composition and environmental exposure. This study aimed to evaluate how different aging conditions-hydrothermal aging and thermal cycling-influenced the optical properties of dental zirconia containing varying yttria concentrations (3Y-TZP, 4Y-TZP, and 5Y-TZP) in coffee and tea.

Materials And Methods: A total of 120 zirconia specimens were prepared using three yttria concentrations.

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Background/purpose: The uniqueness of human teeth necessitated that dental restorations be customized primarily through extensive manual labor. Therefore, this study explored the potential of AI designed dental restorations for clinical applications.

Materials And Methods: Digital artificial design and AI design crown restorations were replicated 10 times, for a total of 20 samples.

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Objective: Longitudinal assessment of visual field (VF) testing is essential in glaucoma management. Conventional VF forecasting methods require numerous prior tests, while deep learning techniques have shown promising results with fewer tests. This study introduces a hybrid deep learning framework to enhance flexibility and accuracy in VF test forecasting.

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This technical report described a digital approach that utilized computer-aided design and computer-aided manufacturing (CAD-CAM) workflows, integrating digital design, selective laser melting (SLM) metal 3D-printing, and a dual milling process to fabricate monolithic complete dentures with metal occlusal surfaces. The dual milling technology ensured accurate occlusion and minimized the risk of assembly errors. This technique is indicated for patients with severe occlusal wear in acrylic denture teeth by substituting metal for the occlusal surfaces.

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Background/purpose: Currently, the education and examination system for dental technicians in Taiwan is gradually maturing. This study primarily explored the overview of the Taiwan's dental technology education system and the student numbers from 2017 to 2023.

Materials And Methods: This study employed the literature and secondary data analysis to investigate the development of the Taiwan's dental technology education system from 2017 to 2023 and the changes in the number of dental technology students.

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Two-dimensional bismuth oxychalcogenide is a rising material system with superior electronic properties. However, a lack of high-quality synthesis impedes the exploration of fundamental understanding and practical applications. This work presents high-quality epitaxial BiOS films on (LaAlO)(SrTaAlO) with diverse properties by taking advantage of lattice compatibility.

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Background/purpose: -2,3,5,4'-tetrahydroxystilbene-2-O-β-D-glucoside (THSG) is a bioactive component in the Chinese herb Polygonum multiflorum, recognized for its anti-inflammatory and lipid-lowering properties. Human dental pulp stem cells (hDPSCs) have excellent capabilities in tooth regeneration, wound healing, and neural repair. The exosomes (Exo) released by hDPSCs contain bioactive molecules that influence cell proliferation, differentiation, and immune responses.

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Background/purpose: The performance of intraoral scanners (IOSs) relies on the operator's skills. However, whether operator experience influences IOS accuracy remains unclear. This study investigated the effect of operator experience on the trueness accuracy and time-based efficiency of IOSs.

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Background/purpose: Different types of scanners are gradually used to produce digital dental casts in the current dental practice. This study tested the accuracy of the three desktop scanners and two intraoral scanners and evaluated whether the desktop scanners had higher precision than the intraoral scanners.

Materials And Methods: This study used the three desktop and two intraoral scanners to scan a standard dental cast 5 times.

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Article Synopsis
  • Patients with compensated cirrhosis and low-level viremia (LLV) of hepatitis B are at an increased risk for developing hepatocellular carcinoma (HCC), with a hazard ratio (HR) of 2.06 compared to those with undetectable HBV DNA.
  • The study, including data from six cohort studies and over 3,100 patients, found no statistical association between LLV and the risk of liver decompensation or other liver-related events.
  • The authors recommend closer monitoring for HCC in cirrhotic patients with LLV, given the moderate certainty of the findings regarding HCC risk, while noting very low certainty for decompensation and liver-related issues.
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Purpose: To investigate the effect of different post-curing light intensities on the trueness, compressive strength, and resin polymerization of 3D-printed 3-unit fixed dental prostheses (FPD).

Materials And Methods: A total of 60 specimens were prepared to support a 3-unit FDP with a deep chamfer marginal design, utilizing computer-aided design and computer-aided manufacturing (CAD-CAM) technology. Light-polymerizing FDP resin with varying light intensities (105, 210, 420, and 840 mW/cm) was employed for 10 min.

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