Burst Stimulation for Paroxysmal Atrial Fibrillation

Exclusion Criteria

• •Presence of organic heart disease (e.g., rheumatic heart disease, severe valvular stenosis or regurgitation, post-valve replacement, or dilated cardiomyopathy);
• •Concomitant atrial tachyarrhythmia requiring radiofrequency ablation (including typical atrial flutter and atrial tachycardia);
• •Prior history of catheter ablation for any atrial tachyarrhythmia (including atrial fibrillation, atrial flutter, or atrial tachycardia);
• •Concomitant hyperthyroidism, active malignant tumor, or other serious illness with a life expectancy of \<1 year;
• •Contraindications to anticoagulation;
• •Inability to discontinue antiarrhythmic drugs for reasons other than atrial fibrillation;
• •Pregnant or breastfeeding women.