atrial fibrillation
Conditions
Interventions
Continuous high power ablation group:Continuous high power ablation
Interrupted high power ablation group:Interrupted high power ablation
Interrupted low power ablation group:Interrupted low power ablation
Sponsors
The Second Affiliated Hospital of Xi'an Jiaotong University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1.Patients with symptomatic atrial fibrillation diagnosed by conventional 12-lead ECG or 24-hour Holter ECG, with poor symptom control or intolerance after treatment with at least one anti-arrhythmic drug, including paroxysmal atrial fibrillation and persistent atrial fibrillation 2. Patients with symptomatic atrial fibrillation prefer to radiofrequency ablation after fully weighing the benefits and risks before using antiarrhythmic drugs
Exclusion criteria
Exclusion criteria: 1.age 80 years old, 2.left atrium (LA) diameter > 50 mm, 3.the presence of a mechanical mitral valve prosthesis 4.impaired thyroid function 5.left ventricular ejection fraction < 40% 6.contraindication for anticoagulant therapy 7.current malignancy 8.prior catheter or surgical AF ablation 9.life expectancy < 1 year
Design outcomes
Secondary
| Measure | Time frame |
|---|---|
| Procedure time;First-pass isolation rate of LPV and RPV;First-pass isolation time of LPV/RPV ;Bilateral pulmonary vein isolation time; | — |
Primary
| Measure | Time frame |
|---|---|
| Post-operative heart rhythm status; | — |
Countries
China
Contacts
Public ContactHongtao Wang
The Second Affiliated Hospital of Xi'an Jiaotong University
Outcome results
None listed