Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations

In this article we report on the validation of a novel fiber-optic sensor system suitable for simultaneous cardiac and respiration activity monitoring during Magnetic Resonance Imaging (MRI) examinations. This MRI-compatible Heart Rate (HR) and Respiration Rate (RR) measurement system is based on th...

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Main Authors: Jan Nedoma, Marcel Fajkus, Martin Novak, Nela Strbikova, Vladimir Vasinek, Homer Nazeran, Jan Vanus, Frantisek Perecar, Radek Martinek
Format: Article
Language:English
Published: VSB-Technical University of Ostrava 2017-01-01
Series:Advances in Electrical and Electronic Engineering
Subjects:
Online Access:http://advances.utc.sk/index.php/AEEE/article/view/2194
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author Jan Nedoma
Marcel Fajkus
Martin Novak
Nela Strbikova
Vladimir Vasinek
Homer Nazeran
Jan Vanus
Frantisek Perecar
Radek Martinek
author_facet Jan Nedoma
Marcel Fajkus
Martin Novak
Nela Strbikova
Vladimir Vasinek
Homer Nazeran
Jan Vanus
Frantisek Perecar
Radek Martinek
author_sort Jan Nedoma
collection DOAJ
description In this article we report on the validation of a novel fiber-optic sensor system suitable for simultaneous cardiac and respiration activity monitoring during Magnetic Resonance Imaging (MRI) examinations. This MRI-compatible Heart Rate (HR) and Respiration Rate (RR) measurement system is based on the Fiber-optic Bragg Grating (FBG) sensors. Using our system, we performed real measurements on 4 test subjects (2~males and 2 females) after obtaining their written informed consents. The sensor was encapsulated inside a Polydimethylsiloxane polymer (PDMS), as this material does not react with the human skin and is unresponsive to Electromagnetic Interference (EMI). The advantage of our design is that the sensor could be embedded inside a pad which is placed underneath a patient's body while lying in the supine position. The main feature of our system design is to maximize patient`s safety and comfort while assisting the clinical staff in predicting and detecting impending patient's hyperventilation and panic attacks. To further validate the efficacy of our system, we used the Bland-Altman statistical analysis test on data acquired from all test subjects to determine the accuracy of cardiac and respiratory rate measurements. Our satisfactory results provide promising means to leverage the advancement of research in the field of noninvasive vital sign monitoring in MRI environments. In addition, our method and system enable the clinical staff to predict and detect patient's hyperventilation and panic attacks while undergoing an MRI examination.
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spelling doaj.art-4bb733e3402545f2adc919ce94f995012023-05-14T20:50:11ZengVSB-Technical University of OstravaAdvances in Electrical and Electronic Engineering1336-13761804-31192017-01-0115353654310.15598/aeee.v15i3.2194925Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI ExaminationsJan Nedoma0Marcel Fajkus1Martin Novak2Nela Strbikova3Vladimir Vasinek4Homer Nazeran5Jan Vanus6Frantisek Perecar7Radek Martinek8Department of Telecommunications, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Telecommunications, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Telecommunications, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Cybernetics and Biomedical Engineering, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Telecommunications, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Electrical and Computer Engineering, College of Engineering, University of Texas El Paso, 500 W University Ave, El Paso, TX 79968, United States of AmericaDepartment of Cybernetics and Biomedical Engineering, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Telecommunications, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicDepartment of Cybernetics and Biomedical Engineering, Faculty of Electrical Engineering and Computer Science, VSB-Technical University of Ostrava, 17. listopadu 15, 708 33 Ostrava, Czech RepublicIn this article we report on the validation of a novel fiber-optic sensor system suitable for simultaneous cardiac and respiration activity monitoring during Magnetic Resonance Imaging (MRI) examinations. This MRI-compatible Heart Rate (HR) and Respiration Rate (RR) measurement system is based on the Fiber-optic Bragg Grating (FBG) sensors. Using our system, we performed real measurements on 4 test subjects (2~males and 2 females) after obtaining their written informed consents. The sensor was encapsulated inside a Polydimethylsiloxane polymer (PDMS), as this material does not react with the human skin and is unresponsive to Electromagnetic Interference (EMI). The advantage of our design is that the sensor could be embedded inside a pad which is placed underneath a patient's body while lying in the supine position. The main feature of our system design is to maximize patient`s safety and comfort while assisting the clinical staff in predicting and detecting impending patient's hyperventilation and panic attacks. To further validate the efficacy of our system, we used the Bland-Altman statistical analysis test on data acquired from all test subjects to determine the accuracy of cardiac and respiratory rate measurements. Our satisfactory results provide promising means to leverage the advancement of research in the field of noninvasive vital sign monitoring in MRI environments. In addition, our method and system enable the clinical staff to predict and detect patient's hyperventilation and panic attacks while undergoing an MRI examination.http://advances.utc.sk/index.php/AEEE/article/view/2194electromagnetic interferencefiber bragg gratingfiber-optic sensorheart rate, magnetic resonance imaging environmentnoninvasivepolydimethylsiloxanerespiration ratevital sign monitoring.
spellingShingle Jan Nedoma
Marcel Fajkus
Martin Novak
Nela Strbikova
Vladimir Vasinek
Homer Nazeran
Jan Vanus
Frantisek Perecar
Radek Martinek
Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
Advances in Electrical and Electronic Engineering
electromagnetic interference
fiber bragg grating
fiber-optic sensor
heart rate, magnetic resonance imaging environment
noninvasive
polydimethylsiloxane
respiration rate
vital sign monitoring.
title Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
title_full Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
title_fullStr Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
title_full_unstemmed Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
title_short Validation of a Novel Fiber-Optic Sensor System for Monitoring Cardiorespiratory Activities During MRI Examinations
title_sort validation of a novel fiber optic sensor system for monitoring cardiorespiratory activities during mri examinations
topic electromagnetic interference
fiber bragg grating
fiber-optic sensor
heart rate, magnetic resonance imaging environment
noninvasive
polydimethylsiloxane
respiration rate
vital sign monitoring.
url http://advances.utc.sk/index.php/AEEE/article/view/2194
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