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3521
MRI Compatibility Research of Ultrasonic Motor and Material for DBS Surgical Robot
Published 2025-05-01“…Analytical improvements are proposed for the future design of the robot's control system: 1) Adjusting the drive signals of the 60 and 30 motors to reduce MRI imaging interference due to different compatibilities and sensitive frequencies. 2) Shielding exposed controllers during 1.5 T experiments to reduce electromagnetic leakage and improve image quality. 3) Replacing external communication cables with fiber optics to control indoor devices from outside, effectively blocking external electromagnetic interference. …”
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3522
Long-Term Efficacy of an AI-Based Health Coaching Mobile App in Slowing the Progression of Nondialysis-Dependent Chronic Kidney Disease: Retrospective Cohort Study
Published 2024-11-01“…ObjectiveThis study aimed to evaluate the long-term efficacy of the KidneyOnline intelligent care system in slowing the progression of nondialysis-dependent CKD. MethodsIn this retrospective study, the KidneyOnline app was used for patients with CKD in China who were registered between January 2017 and April 2023. …”
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3523
Efficacy and prognostic factors of anti-VEGF treatment for neovascular age-related macular degeneration: An OCTA imaging-based deep learning analysis
Published 2025-10-01“…Therefore, this study aimed to investigate imaging biomarkers and forecast the influencing factors of anti-VEGF treatment response in nAMD, aiming to enhance clinical evaluation. Methods: We retrospectively analyzed data from patients treated with anti-VEGF at Tianjin Medical University General Hospital from August 2018 to August 2023, including 165 patients with exudative AMD. …”
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3524
Event camera-based human pose estimation via hybrid spiking-point cloud neural architecture
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3525
Analysis of the Incidence of Ocular Extraintestinal Manifestations in Inflammatory Bowel Disease Patients: A Systematic Review
Published 2024-12-01“…<b>Objective</b>: The aim of this study was to analyze the incidence of ocular extraintestinal manifestations in IBD patients. <b>Methods</b>: A total of six searches were carried out on the medical publication server “<i>PubMed</i>” in June and July 2024, using different keywords; a total of 323 results were obtained, of which 34 were finally selected for study. …”
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3526
Cataract, ocular surgery, aphakia, and the chromatic expression of the painter Jovan Bijelić
Published 2016-01-01“…The aim of this study was to create a timeline from the recently obtained details of the cataract surgery, his best corrected aphakic visual acuity, and the last paintings of the artist Jovan Bijelić. Methods. The research included primary and secondary source material: Bijelić’s paintings from all stages of his career, interviews with Bijelić and his eye surgeon, art criticism, sources with the description of Bijelić’s symptoms, hospital archives, discussion with art historians, comparison of his palette from different periods. …”
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3528
Rapid assessment of the main economic value indicators in lupine flour samples using infrared spectroscopy
Published 2024-05-01“…Calibration models for measuring protein, oil and alkaloids in lupine seeds (62 accessions) were developed using a MATRIX-I IR analyzer (Bruker Optics, Germany). To construct calibration models, we used the values obtained by chemical analysis methods accepted at VIR. …”
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3529
Functional microstructured surface polishing: mechanism and applications
Published 2024-11-01“…This paper discusses the different polishing methods and effects of functional microstructured surface parts. …”
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3530
Evaluating the Predictive Accuracy of an AI-Based Tool for Postoperative Vault Estimation in Phakic Intraocular Lens Implantation
Published 2025-06-01“…Doctors currently use different methods to estimate the best lens size, but these are not always perfect.This study tested a new artificial intelligence (AI) tool that predicts how much space (or “vault”) will be left between the implanted lens and the eye’s natural structures after surgery. …”
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3532
Changes of high order aberrations after photorefractive keratectomy (PRK) and FemtoLASIK
Published 2022-03-01“…Purpose: a comparative study of corneal and total wavefront aberration changes after traditional PRK and FemtoLASIK.Material and methods. Corneal and total wavefront aberrations were studied on OPD-Scan III aberrometer (Nidek) in 63 patients (126 eyes) with moderate and high myopia before and after FemtoLASIK (Ziemer + Nidek-Quest, Japan) (44 patients, 88 eyes) and PRK (Nidek-Quest, Japan) (19 patients, 38 eyes). …”
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3533
Hybrid Feature Extraction of Pipeline Microstates Based on Φ-OTDR Sensing System
Published 2019-01-01“…Meanwhile, their combination features can represent the small differences in pipeline states. The experimental results show that the method can effectively characterize the microstate information of the pipeline, and the recognition rate of the hybrid feature under two kinds of pipeline leakage and multipressure conditions reaches 91% and 83%.…”
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3534
Evaluation of changes in objective visual quality based on tear film stability after SMILE surgery
Published 2025-04-01“…PurposeThis study aimed to evaluate changes in visual quality among myopic patients with varying tear film stability after small incision lenticule extraction (SMILE) using the Optical Quality Analysis System (OQAS II).MethodsThis prospective study analyzed 141 patients who underwent SMILE surgery, selecting the right eye of each patient for analysis. …”
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3536
DIFFUSION TENSOR TRACTOGRAPHY IN THE DIAGNOSIS OF CHANGES IN THE CENTRAL DEPARTMENTS OF THE VISUAL ANALYZER IN PRIMARY GLAUCOMA
Published 2017-12-01“…To investigate the potential of diffusion tensor MRT (DT-MRT) in diagnosing the changes of central departments of the visual analyzer in primary open angle glaucoma.Patients and Methods. 16 patients underwent DT-MRT: 12 patients had a prior diagnosis of different stages of glaucoma and 4 acted as controls. …”
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3537
Frequency Stabilization Technology of 1560 nm Fiber Laser Based on Rubidium Modulation Transfer Spectroscopy
Published 2024-01-01“…The <sup>87</sup>Rb D<sub>2</sub> line <italic>F</italic> = 1 → <italic>F</italic>′ = 0 transition temperature-enhanced MTS signal is observed, which provides a choice to stabilize the repumping laser frquency on the <italic>F</italic> = 1 → <italic>F</italic>′ = 2 transition using frequency shifting with acousto-optic modulators (AOMs). Compared with the orignal MTS signal, this method is shown to be more stable and accurate for laser frequency locking. …”
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3538
Measurement of the interface of external connection implants with metal or zirconia abutments under scanning electron microscopy
Published 2025-08-01“…The implant-abutment microgaps was measured at 6 different pre-determined locations using optic microscopy. …”
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3539
Decadal changes in phytoplankton functional composition in the Eastern English Channel: possible upcoming major effects of climate change
Published 2025-03-01“…The phytoplankton functional composition was addressed by automated “pulse-shape recording” flow cytometry, coupled with the analysis of environmental variables over the last decade (2012–2022). This method allows for the characterization of almost the entire phytoplankton size range (from 0.1 to 800 <span class="inline-formula">µ</span>m width) and the determination of the abundance of functional groups based on optical single-cell signals (fluorescence and scatter). …”
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3540
Cell density quantification of high resolution Nissl images of the juvenile rat brain
Published 2024-12-01Get full text
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