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Table 3 The ablation characteristics of animal experiment in vivo (n = 4)

From: Development, safety and efficacy of a novel circular-irrigated deca-channel mapping and ablation catheter for pulmonary vein isolation

  values The number of related electrodes (uni/bipolar,10/10) unipolar ablation (n = 2) bipolar ablation (n = 2) P value
Ablation characteristics Last power (W) 10/10 19.6 ± 1.3 15.0 ± 0.0 0.000
max power (W) 10/10 20.0 ± 0.0 15.0 ± 0.0 0.000
Full power time (S) 10/10 11.7 ± 2.1 7.1 ± 2.5 0.000
Full temperature time (S) 1/0 30.0 ± 0.0
initial temperature (°C) 10/10 37.4 ± 0.5 36.8 ± 0.4 0.003
final temperature (°C) 10/10 40.9 ± 2.0 37.1 ± 2.8 0.000
initial resistance (Ω) 10/10 175.0 ± 8.2 174.3 ± 22.5 0.926
final resistance (Ω) 10/10 140.8 ± 9.5 164.8 ± 21.3 0.006
Ablation lesions length (mm) 10/10 5.0 ± 1.3 2.8 ± 0.2 0.000
width (mm) 10/10 4.6 ± 0.7 4.2 ± 0.5 0.142
height (mm) 10/10 4.2 ± 0.6 2.3 ± 0.4 0.000