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The effect of heart pulsatile on the measurement of artery bioimpedance Cover

The effect of heart pulsatile on the measurement of artery bioimpedance

Journal of Electrical Bioimpedance
Volume 8 (2017): Issue 1 (January 2017)
By: Reda Abdelbaset,  Mohamed El Dosoky and  Mohamed T. El-Wakad  
Open Access
|Dec 2017

Figures & Tables

Fig. 1

Block Diagram of the COMSOL model.
Block Diagram of the COMSOL model.

Fig. 2

The geometry of the electrodes and an artery immersed in muscle and fat layers and covered by a skin layer. All dimensions in cm [10].
The geometry of the electrodes and an artery immersed in muscle and fat layers and covered by a skin layer. All dimensions in cm [10].

Fig. 3

The mesh of the model.
The mesh of the model.

Fig. 4

The properties of the applied electric field: A) the distribution of electric field over all layers, B) the stream of electric field through all layers, C) the distribution of electric field along the artery, and D) the arc length of (C).
The properties of the applied electric field: A) the distribution of electric field over all layers, B) the stream of electric field through all layers, C) the distribution of electric field along the artery, and D) the arc length of (C).

Fig. 5

The dynamic fluid properties of blood: A) the velocity, and B) the pressure.
The dynamic fluid properties of blood: A) the velocity, and B) the pressure.

Fig. 6

The magnitude of impedance of all layers versus the range of frequencies with and without the pulse.
The magnitude of impedance of all layers versus the range of frequencies with and without the pulse.

Fig. 7

The magnitude of the impedance of all layers versus range of frequencies at different values of blood pressures.
The magnitude of the impedance of all layers versus range of frequencies at different values of blood pressures.

Fig. 8

The dielectric properties of blood vs glucose levels within 0.5 – 20 GHz. A) the permittivity, and B) the conductivity. [17]
The dielectric properties of blood vs glucose levels within 0.5 – 20 GHz. A) the permittivity, and B) the conductivity. [17]

Fig. 9

Comparison between measuring the glucose level with and without heart pulsatile at different level of glucose concentration: A) 0 mg/dl, and B) 2000 mg/dl.
Comparison between measuring the glucose level with and without heart pulsatile at different level of glucose concentration: A) 0 mg/dl, and B) 2000 mg/dl.

The dielectric properties of organs at 100 kHz [10,12,13]_ For blood as laminar flow: viscosity = 0_005 Pa∙s and density 1060 Kg/m3 [14]_

OrganPermittivityConductivity (S/m)
1Skin10000.2
2Fat1000.4
3Muscle100000.4
4Blood40000.7
5Copper15.998e7
DOI: https://doi.org/10.5617/jeb.4677 | Journal eISSN: 1891-5469
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Language: English
Page range: 101 - 106
Submitted on: Apr 1, 2017
Published on: Dec 29, 2017
Published by: University of Oslo
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year
Keywords:
Bioimpedance,
heart pulsatile,
heart rate
Related subjects:
Engineering,
Bioengineering and biomedical engineering,
Biomedical electronics,
Life sciences,
Biophysics,
Medicine,
Biomedical engineering,
Physics,
Spectroscopy and metrology

© 2017 Reda Abdelbaset, Mohamed El Dosoky, Mohamed T. El-Wakad, published by University of Oslo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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