<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Focused impedance measurement (FIM) is a technique where impedance can be measured with the optimum level of localization without much increase in complexity of measuring instrument. The electrodes are applied on the skin surface while the organs inside also contribute to the measurement, as the body is a volume conductor. In a healthy and disease free lung region, the air enters at breathe-in, increases the impedance of the lung, and impedance reduces during breathe-out. In contrast, for a diseased lung, where part of the lungs is filled with water or some fluid, air will not enter into this zone reducing impedance change between inspiration and expiration. With this idea, the current work had been executed to have general view of localized impedance change throughout thorax using 6-electrode FIM. This generated a matrix mapping from both the front and from the back of the thorax, which showed how impedance change due to ventilation varies from frontal plane to back plane of human bodies.</p></abstract>

Focused impedance measurement (FIM) is a technique where impedance can be measured with the optimum level of localization without much increase in complexity of measuring instrument. The electrodes are applied on the skin surface while the organs inside also contribute to the measurement, as the body is a volume conductor. In a healthy and disease free lung region, the air enters at breathe-in, increases the impedance of the lung, and impedance reduces during breathe-out. In contrast, for a diseased lung, where part of the lungs is filled with water or some fluid, air will not enter into this zone reducing impedance change between inspiration and expiration. With this idea, the current work had been executed to have general view of localized impedance change throughout thorax using 6-electrode FIM. This generated a matrix mapping from both the front and from the back of the thorax, which showed how impedance change due to ventilation varies from frontal plane to back plane of human bodies.

Thorax mapping for localized lung impedance change using focused impedance measurement (FIM): A pilot study

Journal of Electrical Bioimpedance

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Focused impedance measurement (FIM) is a technique where impedance can be measured with the optimum level of localization without much increase in complexity...

Thorax mapping for localized lung impedance change using focused impedance measurement (FIM): A pilot study

Article Category: Articles

Publié en ligne: 28 déc. 2013

Pages: 57 - 61

Reçu: 04 déc. 2013

DOI: https://doi.org/10.5617/jeb.778

Mots clés
Focused impedance measurements, FIM, lung impedance, bioimpedance

© 2013 Humayra Ferdous, Tanvir Noor Baig, K. Siddique-e Rabbani, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Thorax mapping for localized lung impedance change using focused impedance measurement (FIM): A pilot study

Article Category: Articles

Publié en ligne: 28 déc. 2013

Pages: 57 - 61

Reçu: 04 déc. 2013

DOI: https://doi.org/10.5617/jeb.778

Mots clésFocused impedance measurements, FIM, lung impedance, bioimpedance

© 2013 Humayra Ferdous, Tanvir Noor Baig, K. Siddique-e Rabbani, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Focused impedance measurements, FIM, lung impedance, bioimpedance