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Table 2 Procedural parameters

From: Intra-cardiac ultrasound guided approach for catheter ablation of typical right free wall accessory pathways

Patient number

Procedural duration (min)

AP location

I/NI RF or Cryo

TT (s)

Mapping in SR or AVRT

Number of RF lesions

Number of RF lesions before AP block

RF ablation time (s)

Atrial signal amplitude at successful ablation site (mV)

Atrial to ventricular signal ratio at successful ablation site

1

120

A

NI

10

SR

20

17

447

0.30

0.3

2

80

A

NI

2

SR

3

0

140

0.37

0.3

3

115

L

NI

1

SR

9

0

283

0.05

0.01

4

65

AL

I

4

AVRT

4

0

203

0.08

0.08

5

145

A

Cryo failed, I

2

SR

4

0

145

0.15

0.06

6

60

L

I

4

SR

4

2

193

0.09

0.17

7

65

PL

I

3

SR

3

0

146

0.06

0.17

8

75

L

NI

13

SR

6

1

331

0.10

0.1

  1. AP accessory pathway, I/NI irrigated or non-irrigated tip ablation catheter, RF radio-frequency, Cryo cryoablation, TT time to termination of AP conduction after start of ablation, SR sinus rhythm, AVRT atrio-ventricular reentry tachycardia