نتایج جستجو برای: fetal ecg extraction

تعداد نتایج: 275422  

Journal: :The Yale Journal of Biology and Medicine 1960
Edward H. Hon

APPARATUS FOR CONTINUOUS MONITORING OF THE FETAL HEART RATE.* By Edward H. Hon, Department of Obstetrics and Gynecology, Yale University School of Medicine. During the past four years continuous monitoring of fetal heart rate during labor and delivery has permitted the accumulation of accurate, permanent records which may be of value for the assessment of fetal heart rate as an index of fetal e...

2017
Radek Martinek Radana Kahankova Homer Nazeran Jaromir Konecny Janusz Jezewski Petr Janku Petr Bilik Jan Zidek Jan Nedoma Marcel Fajkus

This paper is focused on the design, implementation and verification of a novel method for the optimization of the control parameters (such as step size μ and filter order N) of LMS and RLS adaptive filters used for noninvasive fetal monitoring. The optimization algorithm is driven by considering the ECG electrode positions on the maternal body surface in improving the performance of these adap...

Journal: :Physiological Measurement 2014

2014
Mohamed Adel hammad Mina Ibrahim Mohiy Mohamed Hadhoud

The electrocardiogram (ECG) signal is one of the new trends techniques for human identification and authentication. So detecting all waves that formed this signal is very important for human identification and authentication. This research work proposes a new algorithm for detecting most of ECG signals like the signals that have positive R-peaks, the signals that have negative R-peaks and the s...

Journal: :Bjog 2007
I Amer-Wahlin S Arulkumaran H Hagberg K Maršál GHA Visser

ST waveform analysis of fetal electrocardiogram (ECG) for intrapartum surveillance (STAN) is a newly introduced method for fetal surveillance. The purpose of this commentary is to assist in the proper use of fetal ECG in combination with cardiotocography (CTG) during labour. Guidelines and recommendations concerning CTG and ST waveform interpretation and classification are stated that were agre...

Journal: :international journal of pediatrics 0
mansour zabihzadeh department of medical physics and department of clinical oncology, faculty of medicine, golestan hospital, ahvaz jundishapur university of medical sciences, ahvaz, iran. morteza pishghadam department of medical physics, faculty of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. kamran kazemi department of electrical and electronics engineering, shiraz university of technology, shiraz, iran. sirous nekooi department of radiology, faculty of medicine, mashhad university of medical sciences, mashhad, iran. mohamad javad tahmasebi birgani department of medical physics, faculty of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. farrokh seilanian-toosi department of radiology, faculty of medicine, mashhad university of medical sciences, mashhad, iran.

background access to appropriate images of fetal brain can greatly assist to diagnose of probable abnormalities. the aim of this study was to compare the suitability of t2-true fast imaging with steady state free precession (t2-trufi), and t2-half-fourier acquisition single-shot turbo spin-echo (t2- haste( magnetic resonance imaging (mri) to extract the fetal brain using the level set algorithm...

2013
Rik Vullings Massimo Mischi

Blind source separation (BSS) techniques are widely used to extract signals of interest from a mixture with other signals, such as extracting fetal electrocardiogram (ECG) signals from noninvasive recordings on the maternal abdomen. These BSS techniques, however, typically lack possibilities to incorporate any prior knowledge on the mixing of the source signals. Particularly for fetal ECG signa...

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