Abstract
This paper deals primarily with the timing and source of peak (dZ/dt). In observations on human volunteers and anesthetized dogs, the peak (dZ/dt) occurred during the rapid ejection phase of the ventricles. Evidence is presented that the ascending aorta is the source of peak (dZ/dt).
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Kubicek, W.G.; Kottke, F.J.; Ramos, M.U.; Patterson, R.P.; Witsoe, D.A.; Labree, J.W.; Remole, W.; Layman, T.E.; Schoening, H.; Garamella, J.T. The Minnesota impedance cardiograph—theory and applications. Biomed. Eng. 9-9:410–416, 1974.
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Kubicek, W.G. On the source of peak first time derivative (dZ/dt) during impedance cardiography. Ann Biomed Eng 17, 459–462 (1989). https://doi.org/10.1007/BF02368065
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DOI: https://doi.org/10.1007/BF02368065