Utility of the earliest pulmonary vein potential-guided cryoballoon ablation for atrial fibrillation in a multicenter randomized study

Utility of the earliest pulmonary vein potential-guided cryoballoon ablation for atrial fibrillation in a multicenter randomized study - Utility of the earliest pulmonary vein potential-guided cryoballoon ablation for atrial fibrillation in a multicenter randomized study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040196

Enrollment

124

Registered

2020-07-01

Start date

2020-09-09

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Paroxysmal atrial fibrillation

Interventions

Pulmonary vein potential-guided cryoballoon ablation Control group (conventional cryoballoon ablation)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with paroxysmal atrial fibrillation who are scheduled for cryoballoon ablation

Exclusion criteria

Exclusion criteria: -Persistent atrial fibrillation -Impaired renal function/hemodialysis -Common pulmonary vein anatomy

Design outcomes

Primary

Measure	Time frame
Recurrence at 12 months after the ablation	—

Secondary

Measure	Time frame
Time to isolation of pulmonary vein potential, procedure time, cryoballoon ablation time, early recurrence...etc.	—

Countries

Japan

Contacts

Public ContactSatoshi Yanagisawa

Nagoya University Graduate School of Medicine Department of Advanced Cardiovascular Therapeutics

yanagisawa-sato@med.nagoya-u.ac.jp81-52-744-2147

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026