Results 121 to 130 of about 337,841 (333)

Comparative analysis of autonomic nervous system function in patients with postural orthostatic tachycardia syndrome versus a head-up tilt testing-negative cohort

open access: yesIBRO Neuroscience Reports
Purpose: Postural orthostatic tachycardia syndrome (POTS) is a heterogeneous collection of disorders that correspond to autonomic dysfunction. Until recently, it was mostly unresolved as a clinical issue.
Jing-Xiu Li, MD, PhD   +2 more
doaj  

An Effective Technique for Enhancing an Intrauterine Catheter Fetal Electrocardiogram

open access: yesEURASIP Journal on Advances in Signal Processing, 2003
Physician can obtain fetal heart rate, electrophysiological information, and uterine contraction activity for determining fetal status from an intrauterine catheters electrocardiogram with the maternal electrocardiogram canceled.
Holls III William M, Horner Steven L
doaj   +1 more source

Wireless Soft Athlete Bioelectronics for Monitoring Carbon Dioxide Ventilation and Physiological Performance

open access: yesAdvanced Science, EarlyView.
A wireless soft athlete bioelectronic system offers a real‐time continuous monitoring of various physiological signals and metabolites during exercise. Abstract Wearable devices have become essential tools for monitoring athletes' health and performance.
Tae Woog Kang   +12 more
wiley   +1 more source

Direct reading of electrocardiograms and respiration rates [PDF]

open access: yes, 1969
Technique for reading heart and respiration rates is more accurate and direct than the previous method. Index of a plastic calibrated card is aligned with a point on the electrocardiogram.
Wise, J. P.
core   +1 more source

Transparent and Transient Flexible Electronics

open access: yesAdvanced Science, EarlyView.
Transparent electronics has gained tremendous attention in recent years because of the growing demand for see‐through devices in applications such as displays, windscreens, and wearables. This review discusses the recent developments related to transparent electronics as well as the challenges associated with the development of flexible and transient ...
Nitheesh M. Nair   +2 more
wiley   +1 more source

Detection of Inferior Myocardial Infarction using Shallow Convolutional Neural Networks

open access: yes, 2018
Myocardial Infarction is one of the leading causes of death worldwide. This paper presents a Convolutional Neural Network (CNN) architecture which takes raw Electrocardiography (ECG) signal from lead II, III and AVF and differentiates between inferior ...
Reasat, Tahsin, Shahnaz, Celia
core   +1 more source

In Vivo Dynamic Coronary Arteries Blood Flow Imaging Based on Multi‐Cycle Phase Clustering Ultrafast Ultrasound

open access: yesAdvanced Science, EarlyView.
This study addresses a critical gap in ultrafast ultrasound cardiovascular flow imaging and introduces a transformative approach, Clustering Singular Value Decomposition (cSVD), which enables dynamic cardiovascular flow imaging throughout full cardiac cycle without motion correction and hyper‐fast imaging strategies.
Hao Yu   +6 more
wiley   +1 more source

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