Interactive Simulation of Cardiac Reentrant Arrhythmias

2025-04-01

This article uses an interactive simulation to explain the mechanism of cardiac reentrant arrhythmias. The simulation demonstrates the activation, refractory period of cardiomyocytes, and how a self-sustaining loop of activation can form, leading to arrhythmias. By changing simulation parameters, such as the refractory period and spontaneous activation rate of cardiomyocytes, different types of arrhythmias, such as atrial fibrillation and ventricular fibrillation, can be observed. This simulation helps to understand the mechanism of arrhythmias and the role of treatments such as defibrillation.

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