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  1. 2821
    “…We fabricated two separate spiral heaters with different temperatures, mutually thermally isolated by barrier apertures etched throughout the silicon wafer. …”
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    Monolithically Integrated Diffused Silicon Two-Zone Heaters for Silicon-Pyrex Glass Microreactors for Production of Nanoparticles: Heat Exchange Aspects
  2. 2822
    “…Preeclampsia is believed to be caused by impaired placentation with insufficient trophoblast invasion, leading to impaired uterine spiral artery remodeling and angiogenesis. However, the underlying molecular mechanism remains unknown. …”
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    Preeclampsia-Associated lncRNA INHBA-AS1 Regulates the Proliferation, Invasion, and Migration of Placental Trophoblast Cells
  3. 2823
    “…A comprehensive flow characterization study was conducted to identify regulatory knowledge gaps using a generic inertia-based spiral channel model for particle sorting and facilitate standards development in the microfluidics community. …”
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    Assessment of Flow through Microchannels for Inertia-Based Sorting: Steps toward Microfluidic Medical Devices
  4. 2824
    “…In this study, a 2-D sparse array was designed and fabricated with 512 elements chosen from a density-tapered 2-D spiral layout. High-frame-rate volumetric imaging was performed using two synchronized ULA-OP 256 research scanners. …”
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    3-D Super-Resolution Ultrasound Imaging With a 2-D Sparse Array
  5. 2825
    “…The proposed approach is based on optimizing the extreme gradient boosting algorithm’s hyperparameters by a spiral dynamic optimization algorithm (XGBoost-SDA). …”
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    Predicting the Tool Wear of a Drilling Process Using Novel Machine Learning XGBoost-SDA
  6. 2826
    “…Sixty discs per material (2 mm in thickness and 7 mm in diameter) were obtained and randomly assigned (n = 15) to four finishing and polishing methods: Sof-Lex Spiral Wheels (SW), HiLusterPLUS (HL), Astropol (AP), and Opti1Step (OS). …”
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    Effect of Finishing Systems on Surface Roughness and Gloss of Full-Body Bulk-Fill Resin Composites
  7. 2827
    “…Outcomes were assessed via (i) clinical scales (activity of daily living (ADL-T24), a visual analog scale (VAS), and the Archimedes spiral), (ii) a functional test (9-Hole Peg test), and (iii) biomechanical and neurophysiological measurements (inertial sensors, electromyography (EMG), and dynamometry). …”
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    Effects of Deep Dry Needling on Tremor Severity and Functionality in Stroke: A Case Report
  8. 2828
    “…Our workgroup previous study examined the relation between resistance spiral and the antibiotic consumption, and the results suggest that the antibiotic usage provoked the increasing resistance in case of A. baumannii. …”
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    The Role of Uniform Meropenem Usage in Acinetobacter baumannii Clone Replacement
  9. 2829
    “…Intubation with a 6.0 mm spiral tube was successful after intraluminal balloon dilatation of the tracheal stenosis. …”
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    Central airway obstruction treated with initial support by venovenous extracorporeal membrane oxygenation
  10. 2830
    por Ma, Qian, Zhao, Hengkai
    Publicado 2021
    “…In this paper, the influence of atmospheric turbulence on the performance of a radio vortex (RV) communication system based on a partial angular aperture receiving (PAAR) scheme under the horizontal non-Kolmogorov channel model is studied. The spiral spectrum of the PAAR scheme and the channel capacity of the RV communication system using the PAAR scheme are derived. …”
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    Capacity of a Radio Vortex Communication System Using a Partial Angular Aperture Receiving Scheme under the Horizontal Non-Kolmogorov Model
  11. 2831
    “…In the study the femoral anteversion angle (FAA) was measured on each femur using multi-slice spiral computed tomography (CT). The data were processed as multi-planar and three-dimensional reconstructions using Advantage Workstation software. …”
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    Measurement of the Femoral Anteversion Angle in Medium and Large Dog Breeds Using Computed Tomography
  12. 2832
    “…Several distinct microfluidic channel geometries (e.g., straight, curved, spiral, contraction-expansion array) have been optimized to achieve inertial focusing for a variety of purposes, including particle purification and enrichment, solution exchange, and particle alignment for on-chip assays. …”
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    Inertial Microfluidics Enabling Clinical Research
  13. 2833
    “…In order to develop appropriate treatment and rehabilitation plans with regard to different subpathological types (PILs and IAs) of lung nodules, it is important to diagnose them through low-dose spiral computed tomography (LDCT) during routine screening before surgery. …”
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    Multi-Dimension and Multi-Feature Hybrid Learning Network for Classifying the Sub Pathological Type of Lung Nodules through LDCT
  14. 2834
    “…Persistent and worsening cardiovascular and renal disease are primary drivers of the CCI phenotype and have pathophysiologic synergy, potentiating one another and generating a downward spiral of worsening disease and clinical outcomes manifest as cardio-renal syndromes. …”
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    Cardiovascular and Renal Disease in Chronic Critical Illness
  15. 2835
    “…RESULTS: A total of 152 patients was seen across all studies. Spiral fractures of the distal third of the humerus are by far the most common injury reported in the setting of arm wrestling. …”
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    Injuries associated with arm wrestling: A narrative review
  16. 2836
    “…The visual quality and inter-observer agreement of 4D Flow MRI were rated as excellent and good to excellent, respectively, and the studies utilized several different MRI data sampling strategies. By applying spiral sampling with compressed sensing to 4D Flow MRI, the blood flow of several abdominal veins could be imaged simultaneously in 18–25 s, without a significant loss of visual quality. …”
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    Four-Dimensional Flow MRI of Abdominal Veins: A Systematic Review
  17. 2837
    “…It has been demonstrated that dNK cells play pivotal roles in pregnancy, including keeping maternal-fetal immune tolerance, promoting extravillous trophoblast (EVT) cell invasion, and driving uterine spiral artery remodeling. However, the molecular mechanisms haven’t been elucidated until recent years. …”
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    Decidual Natural Killer Cells: A Good Nanny at the Maternal-Fetal Interface During Early Pregnancy
  18. 2838
    “…Optogenetic stimulation of spiral ganglion neurons (SGNs) in the ear provides a future alternative to electrical stimulation used in current cochlear implants. …”
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    Utility of red‐light ultrafast optogenetic stimulation of the auditory pathway
  19. 2839
    “…The cochlea’s inaccessibility and complex nature provide significant challenges to delivering drugs and other agents uniformly, safely and efficiently, along the entire cochlear spiral. Large drug concentration gradients are formed along the cochlea when drugs are administered to the middle ear. …”
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    Drug distribution along the cochlea is strongly enhanced by low-frequency round window micro vibrations
  20. 2840
    “…A crucial hurdle in pregnancy is the ability of these cells to migrate, invade and remodel spiral arteries, ensuring adequate blood flow to nourish the developing fetus. …”
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    Global proteomic analyses of human cytotrophoblast differentiation/invasion
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