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A motion artifact generation and assessment system for the rapid testing of surface biopotential electrodes

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A motion artifact generation and assessment system for the rapid testing of surface biopotential electrodes. / Cömert, Alper; Hyttinen, Jari.

julkaisussa: Physiological Measurement, Vuosikerta 36, Nro 1, 1, 01.01.2015, s. 1-25.

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Cömert, Alper ; Hyttinen, Jari. / A motion artifact generation and assessment system for the rapid testing of surface biopotential electrodes. Julkaisussa: Physiological Measurement. 2015 ; Vuosikerta 36, Nro 1. Sivut 1-25.

Bibtex - Lataa

@article{143c877d21294d7a90db3207c96311da,
title = "A motion artifact generation and assessment system for the rapid testing of surface biopotential electrodes",
abstract = "Dry electrodes can reduce cost while increasing the usability and comfort of wearable monitoring systems. They are, however, susceptible to motion artifacts. The present electrode testing methods lack reliability and do not separate the factors that affect the motion artifact. In this paper, we introduce a first generation motion artifact generation and assessment system that generates the speed, amplitude, and pattern-wise programmable movement of the electrode. The system simultaneously measures electrode-skin impedance, the motion artifact, and one channel of an electrocardiogram that contains the motion artifact and monitors the mounting force applied to the electrode. We demonstrate the system by comparing the applied movement and the measured signals for electrode movements up to 6 mm and movement frequencies from 0.4 Hz to 4 Hz. Results show that the impedance change and surface potential are visually clearly related to the applied motion, with average correlations of 0.89 and 0.64, respectively. The applied force, electrode location, and electrode structure all affect the motion artifact. The setup enables the motion of the electrode to be accurately controlled. The system can be used as a precursor to the testing of integrated systems because it enables thorough, repeatable, and robust motion artifact studies. The system allows a deeper insight into motion artifacts and the interplay of the various factors that affect them.",
keywords = "Dry electrodes, ECG, Electrode-skin impedance, EMG, Motion artifact, Prototyping, Surface electrodes, Testing",
author = "Alper C{\"o}mert and Jari Hyttinen",
year = "2015",
month = "1",
day = "1",
doi = "10.1088/0967-3334/36/1/1",
language = "English",
volume = "36",
pages = "1--25",
journal = "Physiological Measurement",
issn = "0967-3334",
publisher = "IOP Publishing",
number = "1",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - A motion artifact generation and assessment system for the rapid testing of surface biopotential electrodes

AU - Cömert, Alper

AU - Hyttinen, Jari

PY - 2015/1/1

Y1 - 2015/1/1

N2 - Dry electrodes can reduce cost while increasing the usability and comfort of wearable monitoring systems. They are, however, susceptible to motion artifacts. The present electrode testing methods lack reliability and do not separate the factors that affect the motion artifact. In this paper, we introduce a first generation motion artifact generation and assessment system that generates the speed, amplitude, and pattern-wise programmable movement of the electrode. The system simultaneously measures electrode-skin impedance, the motion artifact, and one channel of an electrocardiogram that contains the motion artifact and monitors the mounting force applied to the electrode. We demonstrate the system by comparing the applied movement and the measured signals for electrode movements up to 6 mm and movement frequencies from 0.4 Hz to 4 Hz. Results show that the impedance change and surface potential are visually clearly related to the applied motion, with average correlations of 0.89 and 0.64, respectively. The applied force, electrode location, and electrode structure all affect the motion artifact. The setup enables the motion of the electrode to be accurately controlled. The system can be used as a precursor to the testing of integrated systems because it enables thorough, repeatable, and robust motion artifact studies. The system allows a deeper insight into motion artifacts and the interplay of the various factors that affect them.

AB - Dry electrodes can reduce cost while increasing the usability and comfort of wearable monitoring systems. They are, however, susceptible to motion artifacts. The present electrode testing methods lack reliability and do not separate the factors that affect the motion artifact. In this paper, we introduce a first generation motion artifact generation and assessment system that generates the speed, amplitude, and pattern-wise programmable movement of the electrode. The system simultaneously measures electrode-skin impedance, the motion artifact, and one channel of an electrocardiogram that contains the motion artifact and monitors the mounting force applied to the electrode. We demonstrate the system by comparing the applied movement and the measured signals for electrode movements up to 6 mm and movement frequencies from 0.4 Hz to 4 Hz. Results show that the impedance change and surface potential are visually clearly related to the applied motion, with average correlations of 0.89 and 0.64, respectively. The applied force, electrode location, and electrode structure all affect the motion artifact. The setup enables the motion of the electrode to be accurately controlled. The system can be used as a precursor to the testing of integrated systems because it enables thorough, repeatable, and robust motion artifact studies. The system allows a deeper insight into motion artifacts and the interplay of the various factors that affect them.

KW - Dry electrodes

KW - ECG

KW - Electrode-skin impedance

KW - EMG

KW - Motion artifact

KW - Prototyping

KW - Surface electrodes

KW - Testing

U2 - 10.1088/0967-3334/36/1/1

DO - 10.1088/0967-3334/36/1/1

M3 - Article

VL - 36

SP - 1

EP - 25

JO - Physiological Measurement

JF - Physiological Measurement

SN - 0967-3334

IS - 1

M1 - 1

ER -