Simultaneous measurement of electrical admittance, blood flow and temperature at the same skin site with a specially designed probe Export

@article{citeulike:3343368, abstract = {Abstract\ \ Measurement of electrodermal activity (EDA) has long been an important tool in psychophysiological research. Both sweat gland secretion and skin blood flow (SBF) are influenced by activity in the autonomic nervous system. In order to examine evoked responses in EDA and SBF we have developed a method to measure skin unipolar electrical admittance, skin blood flow and skin temperature simultaneously at the same skin site. With a specially designed combined probe, both conductance and capacitance (using a three electrode lock-in amplifier measuring system), blood flow (using a laser Doppler flowmetry) and temperature (using a thermistor) were recorded on a four channel chart during baseline condition and during various physiological stimuli. The combined probe and the instrumentation of this method are described. Experimental results from measurements of 12 normal adult subjects are shown. Possible applications of the method in physiological, psychological and clinical research are discussed.}, author = {Qiao, Z. G. and M{\o}rkrid, L. and Grimnes, S.}, citeulike-article-id = {3343368}, citeulike-linkout-0 = {http://dx.doi.org/10.1007/BF02447428}, day = {1}, doi = {10.1007/BF02447428}, journal = {Medical and Biological Engineering and Computing}, keywords = {eda, electrodermal, gsr, skin\_conductance}, month = {May}, number = {3}, pages = {299--304}, posted-at = {2008-09-27 01:04:03}, priority = {2}, title = {Simultaneous measurement of electrical admittance, blood flow and temperature at the same skin site with a specially designed probe}, url = {http://dx.doi.org/10.1007/BF02447428}, volume = {25}, year = {1987} }

TY - JOUR ID - citeulike:3343368 L3 - citeulike-article-id:3343368 N2 - Abstract  Measurement of electrodermal activity (EDA) has long been an important tool in psychophysiological research. Both sweat gland secretion and skin blood flow (SBF) are influenced by activity in the autonomic nervous system. In order to examine evoked responses in EDA and SBF we have developed a method to measure skin unipolar electrical admittance, skin blood flow and skin temperature simultaneously at the same skin site. With a specially designed combined probe, both conductance and capacitance (using a three electrode lock-in amplifier measuring system), blood flow (using a laser Doppler flowmetry) and temperature (using a thermistor) were recorded on a four channel chart during baseline condition and during various physiological stimuli. The combined probe and the instrumentation of this method are described. Experimental results from measurements of 12 normal adult subjects are shown. Possible applications of the method in physiological, psychological and clinical research are discussed. IS - 3 JF - Medical and Biological Engineering and Computing EP - 304 TI - Simultaneous measurement of electrical admittance, blood flow and temperature at the same skin site with a specially designed probe VL - 25 SP - 299 KW - eda KW - electrodermal KW - gsr KW - skin_conductance AU - Qiao, ZG AU - Mørkrid, L AU - Grimnes, S PY - 1987/05/01/ UR - http://dx.doi.org/10.1007/BF02447428 ER -