The Electrophysiology of Atrial Fibrillation: From Basic Mechanisms to Catheter Ablation

Figure 9

FIRM mapping. (a) The 64-pole basket catheter in the left atrium. (b) ECG (blue) and unipolar intracardiac signals (black) from the 64-pole basket catheter. (c) Isochronal activation map reconstructed from the corresponding electrograms, illustrating a left atrial rotational activity (from Baykaner et al. [51]).

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