Results 101 to 110 of about 7,978 (286)

Звукові сигнали діяльності серця і їх аналіз у частотно-часовій області [PDF]

open access: yes, 2013
Дослідження звукових сигналів діяльності серця (аускультація) є одним з ефективних і недорогих методів ранньої діагностики захворювань серцево-судинної системи.
Поворознюк, Н. І.   +1 more
core  

Hypertension‐specific association of cardio‐ankle vascular index with subclinical left ventricular function in a Chinese population: Danyang study

open access: yesThe Journal of Clinical Hypertension, Volume 26, Issue 5, Page 553-562, May 2024.
Abstract The association of cardio‐ankle vascular index (CAVI), with subclinical cardiac dysfunction in hypertensive patients is unclear. We aim to examine their relationship in hypertensive patients compared with that in normotensive subjects. Our study included 1887 subjects enrolled from Danyang between 2018 and 2019.
Xue Zhang   +11 more
wiley   +1 more source

A lightweight hybrid deep learning system for cardiac valvular disease classification

open access: yesScientific Reports, 2022
Cardiovascular diseases (CVDs) are a prominent cause of death globally. The introduction of medical big data and Artificial Intelligence (AI) technology encouraged the effort to develop and deploy deep learning models for distinguishing heart sound ...
Yazan Al-Issa, Ali Mohammad Alqudah
doaj   +1 more source

Heart Rate Monitoring During Different Lung Volume Phases Using Seismocardiography

open access: yes, 2018
Seismocardiography (SCG) is a non-invasive method that can be used for cardiac activity monitoring. This paper presents a new electrocardiogram (ECG) independent approach for estimating heart rate (HR) during low and high lung volume (LLV and HLV ...
Bomar, Andrew J   +3 more
core   +1 more source

An Experimental Study on the Phonocardiogram in Dogs

open access: yesThe Japanese Journal of Veterinary Science, 1976
The components of the central vibrations of the first heart sound on thephonocardiogram were studied in dogs. The results obtained are summarized as follows.1. Althottgh a clear time difference was found between Line left and right isometriccontraction pltases at the beginning, no time difference in the occurrence time was clearbetween the left and ...
openaire   +4 more sources

Barnes Hospital Bulletin [PDF]

open access: yes, 1981
https://digitalcommons.wustl.edu/bjc_barnes_bulletin/1191/thumbnail ...

core   +1 more source

Vital sign monitoring and cardiac triggering at 1.5 Tesla: A practical solution by an MR-ballistocardiography fiber-optic sensor [PDF]

open access: yes, 2019
This article presents a solution for continuous monitoring of both respiratory rate (RR) and heart rate (HR) inside Magnetic Resonance Imaging (MRI) environments by a novel ballistocardiography (BCG) fiber-optic sensor.
Fajkus, Marcel   +3 more
core   +1 more source

Different Techniques and Algorithms for Biomedical Signal Processing [PDF]

open access: yes, 2006
This paper is intended to give a broad overview of the complex area of biomedical and their use in signal processing. It contains sufficient theoretical materials to provide some understanding of the techniques involved for the researcher in the field ...
Salleh, Sh-Hussain
core  

Heart Signal Analysis Using Multistage Classification Denoising Model

open access: yesJournal of Electrical and Computer Engineering, Volume 2024, Issue 1, 2024.
Cardiovascular disease is a major cause of death worldwide, and the COVID‐19 pandemic has only made the situation worse. The purpose of this work is to explore various time‐frequency analysis methods that can be used to classify heart sound signals and identify multiple abnormalities in the heart, such as aortic stenosis, mitral stenosis, and mitral ...
Ravi Raj Choudhary   +4 more
wiley   +1 more source

Remote monitoring and automatic analysis of phonocardiographic signals in climbing of high mountains [PDF]

open access: yes, 2006
The climbing of high mountains, like the Himalayas, comes accompanied, as result of the deficit of oxygen, of certain changes of the hemodynamics, that can derive sometimes in High Altitude Pulmonary Edema (HAPE).
Gómez de León e Hijes, Félix Cesáreo   +4 more
core   +1 more source

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