Title :
An electrical impedance tomograph using compound electrodes
Author :
Hua, Ping ; Woo, Eung Je ; Webster, John G. ; Tompkins, Willis J.
Author_Institution :
Dept. of Electr. & Comput. Eng., Wisconsin Univ., Madison, WI, USA
Abstract :
The use of compound electrodes to improve the conditioning and sensitivity of an electrical impedance tomography imaging system is described. Effects of electrode-skin contact impedance are discussed and a model is proposed. Reconstructed static images from phantoms are shown
Keywords :
bioelectric phenomena; computerised tomography; electric impedance; electrodes; compound electrodes; electrical impedance tomography imaging system; electrode-skin contact impedance; medical diagnostic imaging; phantoms; reconstructed static images; Current measurement; Electrodes; Image reconstruction; Imaging phantoms; Impedance; Microwave imaging; Optical imaging; Tomography; Ultrasonic imaging; Voltage measurement;
Conference_Titel :
Engineering in Medicine and Biology Society, 1989. Images of the Twenty-First Century., Proceedings of the Annual International Conference of the IEEE Engineering in
Conference_Location :
Seattle, WA
DOI :
10.1109/IEMBS.1989.95825
