Search Results - "Valentinuzzi, M E"

Medium and interface components in impedance microbiology by Felice, C.J., Valentinuzzi, M.E.

“…Classic impedance microbiology (CIM) is based on the measurement of the impedance components that appear between a pair of electrodes submerged in a cell…”
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Impedance microbiology: quantification of bacterial content in milk by means of capacitance growth curves by Felice, Carmelo J, Madrid, Rossana E, Olivera, Juan M, Rotger, Viviana I, Valentinuzzi, Max E

“…The impedancimetric method is a technique for the rapid evaluation of milk bacterial content and also of its subproducts. Several authors have made use of…”
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Arm EMG during abduction and adduction: hysteresis cycle by Politti, J.C., Felice, C.J., Valentinuzzi, M.E.

“…The electromyographic study of the muscles involved in the complex movements of the shoulder, is usually one way to quantifying the static and dynamic joint’s…”
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Automatic on-line analyser of microbial growth using simultaneous measurements of impedance and turbidity by MADRID, R. E, FELICE, C. J, VALENTINUZZI, M. E

“…An apparatus for the measurement of bacterial growth is described. The instrument applies alternate adequate sequential currents of two different frequencies…”
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Parallel conductance determination in cardiac volumetry using dilution manoeuvres : theoretical analysis and practical implications by HERRERA, M. C, OLIVERA, J. M, VALENTINUZZI, M. E

“…Left ventricular volume calibration based on the conductance catheter depends on the correct determination of the parallel conductance (Gp). Baan's saline…”
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The Dignity of Life and Death and the Power of Music by Valentinuzzi, Max E.

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Propagation velocity measurement : autocorrelation technique applied to the electromyogram by SPINELLI, E, FELICE, C. J, MAYOSKY, M, POLITTI, J. C, VALENTINUZZI, M. E

“…Muscle fibre conduction velocity is an important measurement in electrophysiology, both in the research laboratory and in clinical practice. It is usually…”
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The electrical conductance of a given volume is independent on the shape containing that volume by Valentinuzzi, Max E

“…Studies have shown that when the length of an ideal cylinder is maintained constant and volume is modified by cross-sectional changes, the conductance becomes…”
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Parallel conductance estimation by hypertonic dilution method with conductance catheter: effects of the bolus concentration and temperature by Herrera, M.C., Olivera, J.M., Valentinuzzi, M.E.

“…The conductance catheter has gained momentum since its introduction in cardiovascular dynamics back in 1980. However, measuring errors are still blurring its…”
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Evidence for chaotic behavior in driven ventricles by Savino, G.V., Romanelli, L., González, D.L., Piro, O., Valentinuzzi, M.E.

“…Toad ventricles were externally driven by periodic pulses while monophasic action potential (MAP) signals were recorded in seven excised and seven in situ…”
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Codman's paradox of the arm rotations is not a paradox: mathematical validation by Politti, Julio C, Goroso, Gustavo, Valentinuzzi, Max E, Bravo, Orlando

“…Movement of a straight arm centred at the shoulder joint in three successive 90° rotations, each around the respective orthogonal coordinate axis, leads to an…”
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Non-linear response of electrode–electrolyte interface at high current density by Ruiz, G.A., Felice, C.J., Valentinuzzi, M.E.

“…A distributed parameter non-linear circuit is presented as fractal model of an electrode–electrolyte interface. It includes the charge transfer resistance and…”
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Multichannel bacterial growth analyser by impedance and turbidity by MADRID, R. E, VERCELLONE, M. I, FELICE, C. J, VALENTINUZZI, M. E

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Hematocrit measurement by dielectric spectroscopy by Treo, E.F., Felice, C.J., Tirado, M.C., Valentinuzzi, M.E., Cervantes, D.O.

“…Based on permittivity changes, a new method to measure hematocrit (HCT) in extracorporeal blood systems is presented. Human blood samples were tested at…”
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Impedance bacteriometry: medium and interface contributions during bacterial growth by Felice, C.J., Valentinuzzi, M.E., Vercellone, M.I., Madrid, R.E.

“…Impedance was measured in a cell containing culture broth inoculated with E. coli, before and during bacterial growth. The electrode interface impedance…”
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Codman's Paradox: discussion leads to surprise and delight. Re: J.P. Paul, Medical Engineering & Physics 20 (1998):639 by Valentinuzzi, M E

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Conductivity and geometrical factors affecting volume measurements with an impedancimetric catheter by Spinelli, J C, Valentinuzzi, M E

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Comparative analysis of hematocrit measurements by dielectric and impedance techniques by Treo, E.F., Felice, C.J., Tirado, M.C., Valentinuzzi, M.E., Cervantes, D.O.

“…In a previous paper, a new dielectric technique was used to estimate hematocrit (HTC) in extracorporeal blood circulation systems, independently of plasma…”
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Detection of left ventricular regional myocardial ischaemia in dogs by intraventricular conductance catheter by Cabrera Fischer, E I, Spinelli, J C, Willshaw, P, Crottogini, A J, De Forteza, E, Clavin, O, Valentinuzzi, M E, Pichel, R H

“…Nine adult mongrel dogs were instrumented with ultrasonic microcrystals to measure left ventricular basal anteroposterior diameter and midwall myocardial…”
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Efficiency of the heart as estimated from uncalibrated diagrams of intraventricular pressure related to conductance by Valentinuzzi, M E, Spinelli, J C

“…Using a diagram representing the relationship of intraventricular pressure and conductance, we determined ventricular efficiency from the weighted relationship…”
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