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Article
Open AccessDifferential impacts of clinical, anatomical, and procedural factors on early and late mortality following open thoracoabdominal aortic repair: a retrospective observational study
The operative outcomes of thoracoabdominal aortic aneurysms (TAAAs) are challenged by high operative mortality and disabling complications. This study aimed to explore the baseline clinical, anatomical, and pr...
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Article
Automated Segmentation and Diagnostic Measurement for the Evaluation of Cervical Spine Injuries Using X-Rays
Accurate assessment of cervical spine X-ray images through diagnostic metrics plays a crucial role in determining appropriate treatment strategies for cervical injuries and evaluating surgical outcomes. Such a...
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Article
Automatic Spine Segmentation and Parameter Measurement for Radiological Analysis of Whole-Spine Lateral Radiographs Using Deep Learning and Computer Vision
Radiographic examination is essential for diagnosing spinal disorders, and the measurement of spino-pelvic parameters provides important information for the diagnosis and treatment planning of spinal sagittal ...
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Article
Open AccessAuthor Correction: Evaluation of U-Net models in automated cervical spine and cranial bone segmentation using X-ray images for traumatic atlanto-occipital dislocation diagnosis
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Article
Open AccessEvaluation of U-Net models in automated cervical spine and cranial bone segmentation using X-ray images for traumatic atlanto-occipital dislocation diagnosis
Segmentation of the cervical spine in tandem with three cranial bones, hard palate, basion, and opisthion using X-ray images is crucial for measuring metrics used to diagnose traumatic atlanto-occipital disloc...
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Article
Open AccessAI-enabled, implantable, multichannel wireless telemetry for photodynamic therapy
Photodynamic therapy (PDT) offers several advantages for treating cancers, but its efficacy is highly dependent on light delivery to activate a photosensitizer. Advances in wireless technologies enable remote ...
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Article
Prognostic value of diffusion-weighted imaging in patients with newly diagnosed sporadic Creutzfeldt-Jakob disease
To evaluate clinico-radiologic markers that predict poor overall survival (OS) in sporadic Creutzfeldt-Jakob disease (sCJD) and to develop a prognostic model.
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Article
Open AccessLearning curve of trans-sacral epiduroscopic laser decompression in herniated lumbar disc disease
Trans-sacral epiduroscopic laser decompression (SELD) using slender epiduroscope and a holmium YAG laser is one of the minimally invasive surgical options for lumbar disc herniation. However, the learning curv...
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Article
Open AccessOrgan-specific, multimodal, wireless optoelectronics for high-throughput phenoty** of peripheral neural pathways
The vagus nerve supports diverse autonomic functions and behaviors important for health and survival. To understand how specific components of the vagus contribute to behaviors and long-term physiological effe...
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Article
Tunnelling-based ternary metal–oxide–semiconductor technology
The power density limits of complementary metal–oxide–semiconductor (CMOS) technology could be overcome by moving from a binary to a ternary logic system. However, ternary devices are typically based on multi-...
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Article
Effect of Trivalent Bi Do** on the Seebeck Coefficient and Electrical Resistivity of Ca3Co4O9
We present the effects of trivalent Bi do** on the microstructure and thermoelectric (TE) properties of Ca3Co4O9 (Ca-349). Specimens were prepared by spark plasma sintering (SPS). The lattice parameters of the ...
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Article
Role of Caudate Lobectomy in Type IIIA and IIIB Hilar Cholangiocarcinoma: A 15-year Experience in a Tertiary Institution
Concomitant liver resection for type III hilar cholangiocarcinoma could improve the R0 resection rate and long-term outcome. In the present study, we examine the specific role of caudate lobectomy in liver res...
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Article
Clinical Validation of the ISGPF Classification and the Risk Factors of Pancreatic Fistula Formation Following Duct-to-Mucosa Pancreaticojejunostomy by One Surgeon at a Single Center
Postoperative pancreatic fistula remains a troublesome complication after pancreatoduodenectomy (PD), and many authors have suggested factors that affect pancreatic leakage after PD. The International Study Gr...
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Article
Risk Factors Influencing Recurrence, Patterns of Recurrence, and the Efficacy of Adjuvant Therapy After Radical Resection for Gallbladder Carcinoma
Gallbladder carcinoma (GBC) is an aggressive neoplasm, and resection is the only curative modality. Recurrence frequently occurs after the curative resection of advanced GBC. Adjuvant treatment, particularly r...
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Article
Fabrication of a high performance acoustic emission (AE) sensor to monitor and diagnose disturbances in HTS tapes and magnet systems
An acoustic emission (AE) technique was introduced as a non-destructive method to monitor sudden deformation caused by local heat concentrations and micro-cracks within superconductors and superconducting magn...
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Article
Effect of glycerol cross-linking and PDI on the shape memory effect and mechanical properties of polyurethane
A series of shape memory polyurethane (PU) copolymers synthesized from 1,4-phenyldiisocyanate (PDI), poly(tetramethyleneglycol) (PTMG), 1,4-butanediol (BD) as a chain extender, and glycerol as a cross-linking ...
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Chapter and Conference Paper
Colonoscopy Simulator with Enhanced Haptic Realism and Visual Feedback
This paper presents the KAIST-Ewha colonoscopy simulator II with increased haptic fidelity as well as visual feedback. The colonoscopy simulator includes a specially developed haptic interface and optimized co...
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Article
Development of fast-response portable NDIR analyzer using semiconductor devices
In this paper, a novel fast response NDIR analyzer (FRNDIR), which uses an electrically pulsed semiconductor emitter and dual type PbSe detector for the PPM-level detection of carbon dioxide (CO2) at a wavelength...
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Article
Characterization of nano-wear mechanisms of hard disk coatings
The wear mechanisms of carbon coated computer hard disks with laser-textured (LT) and mechanically-textured (MT) surfaces were characterized after contact start/stop (CSS) cyclic tests. Various analytical and ...
