<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Non-invasive estimation of bladder volume could help patients with impaired bladder volume sensation to determine the right moment for catheterisation. Continuous, non-invasive impedance measurement is a promising technology in this scenario, although influences of body posture and unknown urine conductivity limit wide clinical use today. We studied impedance changes related to bladder volume by simulation, in-vitro and in-vivo measurements with pigs. In this work, we present a method to reduce the influence of urine conductivity to cystovolumetry and bring bioimpedance cystovolumetry closer to a clinical application.</p></abstract>

Non-invasive estimation of bladder volume could help patients with impaired bladder volume sensation to determine the right moment for catheterisation. Continuous, non-invasive impedance measurement is a promising technology in this scenario, although influences of body posture and unknown urine conductivity limit wide clinical use today. We studied impedance changes related to bladder volume by simulation, in-vitro and in-vivo measurements with pigs. In this work, we present a method to reduce the influence of urine conductivity to cystovolumetry and bring bioimpedance cystovolumetry closer to a clinical application.

Impedance Ratio Method for Urine Conductivity-Invariant Estimation of Bladder Volume

Journal of Electrical Bioimpedance

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

Non-invasive estimation of bladder volume could help patients with impaired bladder volume sensation to determine the right moment for catheterisation....

Impedance Ratio Method for Urine Conductivity-Invariant Estimation of Bladder Volume

Article Category: Articles

Published Online: Sep 09, 2014

Page range: 48 - 54

Received: Jun 11, 2014

DOI: https://doi.org/10.5617/jeb.895

Keywords
Impedance tomography, cystovolumetry, volume estimation

© 2014 T. Schlebusch, J. Orschulik, J. Malmivuo, S. Leonhardt, D. Leonhäuser, J. Grosse, M. Kowollik, R. Kirschner-Hermanns, M. Walter, published by Sciendo

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

Impedance Ratio Method for Urine Conductivity-Invariant Estimation of Bladder Volume

Article Category: Articles

Published Online: Sep 09, 2014

Page range: 48 - 54

Received: Jun 11, 2014

DOI: https://doi.org/10.5617/jeb.895

KeywordsImpedance tomography, cystovolumetry, volume estimation

© 2014 T. Schlebusch, J. Orschulik, J. Malmivuo, S. Leonhardt, D. Leonhäuser, J. Grosse, M. Kowollik, R. Kirschner-Hermanns, M. Walter, published by Sciendo

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

Keywords
Impedance tomography, cystovolumetry, volume estimation