Balancing conduction velocity error in cardiac electrophysiology using a modified quadrature approach.
Sign Up to like & getrecommendations! Published in 2022 at "International journal for numerical methods in biomedical engineering"
DOI: 10.1002/cnm.3589
Abstract: Conduction velocity error is often the main culprit behind the need for very fine spatial discretizations and high computational effort in cardiac electrophysiology problems. In light of this, a novel approach for simulating an accurate… read more here.
Keywords: conduction velocity; approach; modified quadrature;
Conduction velocity of the cold spinal pathway in healthy humans
Sign Up to like & getrecommendations! Published in 2020 at "European Journal of Pain"
DOI: 10.1002/ejp.1640
Abstract: We aimed to investigate the conduction velocity of the cold spinal pathway in healthy humans. read more here.
Keywords: velocity cold; pathway healthy; conduction velocity; healthy humans ... See more keywords
A new optical flow model for motor unit conduction velocity estimation in multichannel surface EMG
Sign Up to like & getrecommendations! Published in 2017 at "Computers in biology and medicine"
DOI: 10.1016/j.compbiomed.2017.02.006
Abstract: Many studies have demonstrated the feasibility and benefits of Conduction Velocity (CV) estimation from surface electromyograms (EMGs) in various experimental conditions. Among them, a method based on optical flow was proposed recently, demonstrating relatively accurate… read more here.
Keywords: estimation; emg; velocity estimation; conduction velocity ... See more keywords
Temporal Performance of Laplacian Eigenmaps and 3D Conduction Velocity in Detecting Ischemic Stress.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of electrocardiology"
DOI: 10.1016/j.jelectrocard.2018.08.017
Abstract: BACKGROUND Myocardial ischemia has a complex and time-varying electrocardiographic signature that is used to diagnose and stratify severity. Despite the ubiquitous clinical use of the ECG to detect ischemia, the sensitivity and specificity of ECG… read more here.
Keywords: conduction velocity; myocardial ischemia; ischemia; performance ... See more keywords
A conduction velocity adapted eikonal model for electrophysiology problems with re‐excitability evaluation
Sign Up to like & getrecommendations! Published in 2018 at "Medical Image Analysis"
DOI: 10.1016/j.media.2017.11.002
Abstract: HighlightsMulti‐front eikonal model.Propagation Velocity adaptation to the electrical substrate.Mitchell–Schaeffer action potential.Suitable for parameter heterogeneity.Suitable for clinical applications. Graphical abstract Figure. No Caption available. Abstract Computational models of heart electrophysiology achieved a considerable interest in the… read more here.
Keywords: heart; conduction velocity; model; electrophysiology ... See more keywords
A multielectrode array microchannel platform reveals both transient and slow changes in axonal conduction velocity
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-09033-3
Abstract: Due to their small dimensions, electrophysiology on thin and intricate axonal branches in support of understanding their role in normal and diseased brain function poses experimental challenges. To reduce experimental complexity, we coupled microelectrode arrays… read more here.
Keywords: conduction velocity; axonal conduction; multielectrode array; activity ... See more keywords
Comparison of nerve conduction velocity distribution methods by cold exposure and ischemia
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Neuroscience"
DOI: 10.1080/00207454.2020.1796663
Abstract: Abstract Purpose Non-invasive estimation of the conduction velocity distribution (CVD) of a peripheral nerve has the potential to both improve clinical diagnoses of pathology and to observe the progress of the disease or the efficacy… read more here.
Keywords: velocity distribution; cold exposure; conduction velocity; fiber ... See more keywords
Premature atrial contractions promote local directional heterogeneities in conduction velocity vectors
Sign Up to like & getrecommendations! Published in 2023 at "Europace"
DOI: 10.1093/europace/euac283
Abstract: Abstract Aims Loss of cell-to-cell communication results in local conduction disorders and directional heterogeneity (LDH) in conduction velocity (CV) vectors, which may be unmasked by premature atrial contractions (PACs). We quantified LDH and examined differences… read more here.
Keywords: premature atrial; atrial contractions; velocity vectors; ldh ... See more keywords
Characterization of Axonal Spikes in Cultured Neuronal Networks Using Microelectrode Arrays and Microchannel Devices
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Biomedical Engineering"
DOI: 10.1109/tbme.2016.2567424
Abstract: Objective: Axonal propagation has a pivotal role in information processing in the brain. However, there has been little experimental study due to the difficulty of isolation of axons and recording their signals. Here, we developed… read more here.
Keywords: axonal spikes; conduction velocity; velocity; microelectrode arrays ... See more keywords
Distribution of muscle fibre conduction velocity for representative samples of motor units in the full recruitment range of the tibialis anterior muscle
Sign Up to like & getrecommendations! Published in 2018 at "Acta Physiologica"
DOI: 10.1111/apha.12930
Abstract: Motor units are recruited in an orderly manner according to the size of motor neurones. Moreover, because larger motor neurones innervate fibres with larger diameters than smaller motor neurones, motor units should be recruited orderly… read more here.
Keywords: motor units; muscle; conduction velocity; motor ... See more keywords
Cardio-Ankle Vascular Index and Indices of Diabetic Polyneuropathy in Patients with Type 2 Diabetes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Diabetes Research"
DOI: 10.1155/2017/2810914
Abstract: The cardio-ankle vascular index (CAVI) is used to test vascular function and is an arterial stiffness marker and potential predictor of cardiovascular events. This study aimed to analyze the relation between objective indices of diabetic… read more here.
Keywords: conduction velocity; cardio ankle; cavi; ankle vascular ... See more keywords