Simulation of Transmembrane Potentials and Epicardial Electrograms

This MATLAB function [1] simulates transmembrane potentials and corresponding electrograms for a piece of human atrial tissue, based on the monodomain and Courtemanche [2] models and a model for electrograms [3].

[1] J. W. de Vries, M. Sun, N. M. S. de Groot, and R. C. Hendriks, “Estimation of cardiac fibre direction based on activation maps,” in 2023 IEEE Int. Conf. Acoust. Speech Signal Process. Proc., Rhodes, Greece, Jun. 2023.
[2] M. Courtemanche, R. J. Ramirez, and S. Nattel, “Ionic mechanisms underlying human atrial action potential properties: insights from a mathematical model,” Amer. J. Physiol. Heart Circ. Physiol., vol. 275, no. 1, pp. H301–H321, Jul. 1998.
[3] N. Virag et al., “Study of atrial arrhythmias in a computer model based on magnetic resonance images of human atria,” Chaos, vol. 12, no. 3, pp. 754–763, Sep. 2002.

Related publications

1. Estimation of Cardiac Fibre Direction Based on Activation Maps
   J. W. de Vries; M. Sun; N. M. S. de Groot; R. C. Hendriks;
   In IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP),
   2023.