Results 41 to 50 of about 1,623 (161)

The Relationship Between Arterial Stiffness, Anthropometry, and Body Composition in Middle‐Aged Individuals: A Cross‐Sectional Study

open access: yesThe Scientific World Journal, Volume 2026, Issue 1, 2026.
Background The association between abdominal obesity and arterial stiffness remains controversial. This study was aimed at investigating the associations between anthropometric indices, body composition, and arterial stiffness among middle‐aged Thai adults.
Thapanee Roengrit   +3 more
wiley   +1 more source

Coronary artery disease detection based on photoplethysmography via Gramian angular field transformation and deep learning

open access: yesJournal of Intelligent Medicine, Volume 2, Issue 4, Page 169-178, December 2025.
Abstract Sudden cardiac death (SCD) remains one of the leading causes of mortality worldwide, with coronary artery disease (CAD) as its predominant underlying condition. However, noninvasive and accessible screening approaches for CAD are still limited.
Zhaoying Li   +4 more
wiley   +1 more source

Novel phonocardiography system for heartbeat detection from various locations

open access: yesScientific Reports, 2023
The paper presents evaluation of the proposed phonocardiography (PCG) measurement system designed primarily for heartbeat detection to estimate heart rate (HR). Typically, HR estimation is performed using electrocardiography (ECG) or pulse wave as one of
Rene Jaros   +3 more
doaj   +1 more source

A Novel Approach to Simultaneous Phonocardiography and Electrocardiography During Auscultation

open access: yesIEEE Access, 2023
The combination of the phonocardiogram (PCG) and the electrocardiogram (ECG) allows the simultaneous evaluation of the heart’s mechanical and electrical conditions and could significantly improve the accuracy of an initial cardiovascular disease ...
Sofia M. Monteiro, Hugo Placido da Silva
doaj   +1 more source

Construction and Validation of an Automatic Segmentation Method for Respiratory Sound Time Labels

open access: yesThe Clinical Respiratory Journal, Volume 19, Issue 10, October 2025.
A digital visualization method segments respiratory sounds into inhale/exhale phases, enabling robust analysis and comparison across diseases. It provides objective auscultation evidence and visual breath sound displays. ABSTRACT Background In the field of respiratory system diseases, the utilization of respiratory sounds in auscultation plays a ...
Jian Fan   +6 more
wiley   +1 more source

A CFD-FFT approach to hemoacoustics that enables degree of stenosis prediction from stethoscopic signals

open access: yesHeliyon, 2023
In this paper, we identify a new (acoustic) frequency-stenosis relation whose frequencies lie within the recommended auscultation threshold of stethoscopy (< 120 Hz).
Ahmed M. Ali   +3 more
doaj   +1 more source

Application of Wavelet Transformation and Artificial Intelligence Techniques in Healthcare: A Systemic Review

open access: yesWIREs Data Mining and Knowledge Discovery, Volume 15, Issue 2, June 2025.
ABSTRACT The integration of wavelet transformation and artificial intelligence techniques has demonstrated significant potential in healthcare applications. Wavelet analysis enables multi‐scale signal decomposition and feature extraction that, when combined with machine and deep learning approaches, enhance the accuracy and efficiency of medical data ...
Samiul Based Shuvo   +8 more
wiley   +1 more source

Development of a Low-Cost Wireless Phonocardiograph With a Bluetooth Headset under Resource-Limited Conditions

open access: yesMedical Sciences, 2018
Commercially available digital stethoscopes can be used as a phonocardiograph to record heart sounds. However, procuring a costly digital stethoscope may not be possible under resource-limited conditions.
Himel Mondal   +2 more
doaj   +1 more source

Acute effect of lower‐limb peristaltic pulse external pneumatic compression on segmental arterial stiffness in healthy young adults

open access: yesPhysiological Reports, Volume 13, Issue 10, May 2025.
Abstract Although an acute bout of peristaltic pulse external pneumatic compression (EPC) of the lower extremities can improve vascular function, its effect on arterial stiffness remains unclear. This study aimed to investigate the acute effect of lower‐limb peristaltic pulse EPC on segmental arterial stiffness.
Daisuke Kume   +2 more
wiley   +1 more source

Wearable Single‐Electrode Capacitive Sensor with Large Penetration Depth for Intelligent Deep Tissue and Hemorrhage Monitoring

open access: yesAdvanced Sensor Research, Volume 4, Issue 2, February 2025.
Monitoring deep tissue biometrics is crucial for managing internal hemorrhage. This study introduces a novel single‐electrode capacitive sensor using carbon nanotube composites to improve penetration depth and sensitivity to regional dielectric or pressure changes.
Yu‐Jen Cheng   +7 more
wiley   +1 more source

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