<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The bioimpedance of tissues under compression is a field in need of study. While biological tissues can become compressed in a myriad of ways, very few experiments have been conducted to describe the relationship between the passive electrical properties of a material (impedance/admittance) and its underlying mechanical properties (stress and strain) during deformation. Of the investigations that have been conducted, the exodus of fluid from samples under compression has been thought to be the cause of changes in impedance, though until now was not measured directly. Using a soft tissue-mimicking phantom material (tofu) whose passive electrical properties are a function of the conducting fluid held within its porous structure, we have shown that the mechanical behavior of a sample under compression can be measured through bioimpedance techniques.</p></abstract>

The bioimpedance of tissues under compression is a field in need of study. While biological tissues can become compressed in a myriad of ways, very few experiments have been conducted to describe the relationship between the passive electrical properties of a material (impedance/admittance) and its underlying mechanical properties (stress and strain) during deformation. Of the investigations that have been conducted, the exodus of fluid from samples under compression has been thought to be the cause of changes in impedance, though until now was not measured directly. Using a soft tissue-mimicking phantom material (tofu) whose passive electrical properties are a function of the conducting fluid held within its porous structure, we have shown that the mechanical behavior of a sample under compression can be measured through bioimpedance techniques.

Impedance of tissue-mimicking phantom material under compression

Journal of Electrical Bioimpedance

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

{"article-title":"Impedance of tissue-mimicking phantom material under compression"}

The bioimpedance of tissues under compression is a field in need of study. While biological tissues can become compressed in a myriad of ways, very few...

Impedance of tissue-mimicking phantom material under compression

Article Category: Articles

Published Online: Feb 27, 2013

Page range: 2 - 12

Received: Nov 27, 2012

DOI: https://doi.org/10.5617/jeb.443

Keywords
Bioimpedance, fluid loss, phantom material, real-time measurement, tissue compression, tofu

© 2013 Barry Belmont, Robert E. Dodde and Albert J. Shih, published by Sciendo

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

Impedance of tissue-mimicking phantom material under compression

Article Category: Articles

Published Online: Feb 27, 2013

Page range: 2 - 12

Received: Nov 27, 2012

DOI: https://doi.org/10.5617/jeb.443

KeywordsBioimpedance, fluid loss, phantom material, real-time measurement, tissue compression, tofu

© 2013 Barry Belmont, Robert E. Dodde and Albert J. Shih, published by Sciendo

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

Keywords
Bioimpedance, fluid loss, phantom material, real-time measurement, tissue compression, tofu