atrial fibrillation
Conditions
Interventions
radiofrequency catheter ablation:radiofrequency catheter ablation
frozen balloon ablation:radiofrequency catheter ablation
Sponsors
Qilu Hospital, Shandong Province
Eligibility
Sex/Gender
Male
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1) Age:18-75years; 2) presence of drug-refractory symptomatic paroxysmal or persistent AF as evidenced by 12-lead ECG and 24h Holter monitoring; 3) absence of left atrial appendage/left atrium thrombus in TEE or coronary CT examination; 4) left ventricular ejection fraction >30%; 5) left atrial diameter <55mm; 6) patient underwent RFCA; and 7) agreed to participate in this study and complete follow-up by signing informed consent.
Exclusion criteria
Exclusion criteria: 1) Severe cardiomyopathy, valvular disease, congenital heart disease, decompensated heart failure and left ventricular dysfunction; 2) malignant tumors, acute or chronic infection, hyperthyroidism, connective tissue disease, liver and kidney dysfunction, poor control of blood pressure; 3) history of acute cardiovascular and cerebrovascular events, trauma or surgery within three previous months; 4) on immunosuppressive therapy and with low numbers of white blood cells; 5) reversible atrial fibrillation caused by thyroid hyperfunction, alcohol drinking, surgery or other causes; 6) failed ablation or severe post-ablation complications; 7) patient with contraindications to anti-coagulation; 8) pregnant or breast-feeding women; or 9) participation in other clinical research.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| post-ablation atrial fibrillation recurrence;Echocardiograph; | — |
Countries
china
Contacts
Public ContactJingquan Zhong
Outcome results
None listed