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Correlation Study on the Impact of Ablation Diameter Selection on the Efficacy of Catheter Ablation for Paroxysmal Atrial Fibrillation

Correlation Study on the Impact of Ablation Diameter Selection on the Efficacy of Catheter Ablation for Paroxysmal Atrial Fibrillation

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600119284
Enrollment
Unknown
Registered
2026-02-25
Start date
2024-06-04
Completion date
Unknown
Last updated
2026-03-02

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

Conditions

Atrial fibrillation

Interventions

Sponsors

Southern Medical University Southern Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1.Age: 18-75 years old, male or non-pregnant female; 2.At least one electrocardiogram (ECG) or ambulatory electrocardiogram (AECG) indicating atrial fibrillation (AF) within the past 6 months; 3.Planned to undergo the first catheter ablation for atrial fibrillation; 4.Sign the informed consent form;

Exclusion criteria

Exclusion criteria: 1.Patients with severe mitral stenosis or mechanical valve replacement; 2.Patients with hypertrophic cardiomyopathy; 3.Anteroposterior diameter of the left atrium > 55 mm; 4.Echocardiography showing a left ventricular ejection fraction (LVEF) < 40%; 5.New York Heart Association (NYHA) Functional Class III or IV;

Design outcomes

Primary

MeasureTime frame
Results of standard 12-lead electrocardiogram;7-day Holter monitoring results;

Countries

China

Contacts

Public ContactWang Yuegang

Southern Medical University Southern Hospital

1248508@qq.com+86 20 6278 7090

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 14, 2026