Baseline characteristics Case1 Case2 Case3 Case4
Age 50 48 16 60
Gender (Male) Female Female Male Male
Arrhythmia type AVNRT AVNRT Monomorphic VT AF
Vascular access (number)
Right internal jugular, left femoral (2)
Right internal jugular vein (2)
Left internal jugular Left subclavian (2) Right femoral vein Right jugular vein (2)
Ablation catheter
4mm ablation catheter
8mm Cryoablation catheter
3.5mm open-irrigated Thermocool
3.5mm Coolpath
Ablation site Low Koch Low Koch Area between the free wall of RVOT and tricuspid annulus 4 PV isolation
Ablation result Successful Successful Successful Successful
3D mapping Ensite Navx Ensite Navx Carto Ensite Navx
Catheter amount 2 2 2 2
Long sheath - - + +(SL-3)
Procedure time 35 min 136 min 127 min 91min
Fluoroscopic time 16.5 min 62.5 min 80.5 min 57.2 min
Complication None None None None
Recurrence None None None Recurrence (7 months post-ablation)