In vitro tissue characterization and modelling using electrical impedance measurements in the 100 Hz-10 MHz frequency range
- 1 August 1995
- journal article
- Published by IOP Publishing in Physiological Measurement
- Vol. 16 (3A) , A15-A28
- https://doi.org/10.1088/0967-3334/16/3a/002
Abstract
In vitro electrical impedance spectrometry was performed on tissue samples excised from sheep. Measured data have been processed to reduce dispersion in measurements and to provide criteria useful for tissue comparison. Two electrical models are proposed for tissues exhibiting a one-circle impedance locus and a two-circle impedance locus. Measurement results and electrical parameters of tissues and models fitted to experimental data are presented. Model sensitivity to parameter variations is discussed.Keywords
This publication has 9 references indexed in Scilit:
- Multi-frequency imaging and modelling of respiratory related electrical impedance changesPhysiological Measurement, 1994
- Bioelectrical spectroscopy from multi-frequency EITPhysiological Measurement, 1994
- Tissue characterization by impedance: a multifrequency approachPhysiological Measurement, 1994
- Imaging the complex impedance in electrical impedance tomographyClinical Physics and Physiological Measurement, 1992
- Dielectric properties of breast carcinoma and the surrounding tissuesIEEE Transactions on Biomedical Engineering, 1988
- Quantitative technique for bio-electrical spectroscopyJournal of Biomedical Engineering, 1985
- Impedance of Skeletal Muscle from 1 Hz to 1 MHzIEEE Transactions on Biomedical Engineering, 1984
- Analysis of Impedance and Admittance Data for Solids and LiquidsJournal of the Electrochemical Society, 1977
- Dispersion and Absorption in Dielectrics I. Alternating Current CharacteristicsThe Journal of Chemical Physics, 1941