A medical records based comparative study of second-generation cryoballoon ablation and quantitative radiofrequency ablation in paroxysmal atrial fibrillation

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900028145

Enrollment

Unknown

Registered

2019-12-13

Start date

2019-12-01

Completion date

Unknown

Last updated

2019-12-16

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

Conditions

atrial fibrillation

Interventions

second-generation cryoballoon ablation:N/A

quantitative radiofrequency ablation:N/A

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with paroxysmal atrial fibrillation; 2. Aged 18-75 years; 3. Informed consent.

Exclusion criteria

Exclusion criteria: (1) History of cardiac surgery; (2) History of atrial arrhythmia catheter ablation; (3) Accepted cardiovascular interventional therapy within 3 months; (4) History of cerebral infarction /TIA within 3 months; (5) Combined with thrombosis; (6) EF50mm; (8) Diameter of one side of the pulmonary vein >26mm.

Design outcomes

Primary

Measure	Time frame
atrial arrhyttmia;	—

Secondary

Measure	Time frame
serious complications;	—

Countries

China

Contacts

Public ContactFeilong Zhang

Fujian Medical University Union Hospital

zfluh@163.com+86 13365910662

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026