Clinical study of second generation cryoballoon catheter guided by driver for ablation of non-valvular persistent atrial fibrillation

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100047514

Enrollment

Unknown

Registered

2021-06-20

Start date

2021-06-21

Completion date

Unknown

Last updated

2022-02-21

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

Conditions

Atrial fibrillation

Interventions

Group A:Driver

Group B:Pulmonary vein isolation(PVI)

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Nonvalvular AF was diagnosed; 2. Symptomatic, drug-insensitive persistent atrial fibrillation; 3. Duration of atrial fibrillation <= 1 year; 4. Aged over 18 years; 5. Voluntarily signed informed consent.

Exclusion criteria

Exclusion criteria: 1. Contrast agents related contraindications; 2. Complicated with severe organic heart disease (infective endocarditis, acute myocardial infarction, acute myocarditis, acute heart failure, grade III-IV cardiac function, severe valvular heart disease, dilated or hypertrophic cardiomyopathy, etc.); 3. Have a history of cardiac surgery; 4. Have a history of atrial ablation, atrial thrombosis, or moderate to severe spontaneous development; 5. Left atrial > 65mm.

Design outcomes

Primary

Measure	Time frame
AF/AT recurrence;All death;	—

Countries

China

Contacts

Public ContactCui Kaijun

West China Hospital, Sichuan University

1195184409@qq.com+86 18980602036

Outcome results

None listed

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