Modelling and simulation of electrical propagation in transmural slabs of scarred left ventricle tissue

no code implementations • 19 May 2021 • Peter Mortensen, Muhamad H. N. Aziz, Hao Gao, Radostin D. Simitev

We report three-dimensional and time-dependent numerical simulations of the propagation of electrical action potentials in a model of rabbit ventricular tissue.

Estimation of Parameters for an Archetypal Model of Cardiomyocyte Membrane Potentials

no code implementations • 14 May 2021 • Muhamad H. N. Aziz, Radostin D. Simitev

To this end, we consider an archetypal model of single-cell cardiac excitation that replicates the phase-space geometry of detailed cardiac models, but at the same time has a simple piecewise-linear form and a relatively low-dimensional configuration space.

Computational Efficiency

Addendum: Action potential propagation and block in a model of atrial tissue with myocyte-fibroblast coupling

no code implementations • 14 Apr 2021 • Peter Mortensen, Hao Gao, Godfrey Smith, Radostin D. Simitev

The analytical theory of our earlier study (Mortensen et al. (2021), Mathematical Medicine and Biology, 38(1), pp.

Action potential propagation and block in a model of atrial tissue with myocyte-fibroblast coupling

no code implementations • 9 Dec 2020 • Peter Mortensen, Hao Gao, Godfrey Smith, Radostin D. Simitev

An asymptotic theory proposed earlier is extended and applied to the case of a uniform fibroblast distribution.