Sick sinus syndrome, AV block
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) Meet the indications of dual chamber pacemaker and CRTP implantation; 2) Sinus rhythm at enrollment; 3) Without notable structural heart disease(for dual-chamber pacemaker patients); 4) Willing to comply with the program protocol; 5) Patient has provided informed consent; 6) Patients >18 years of age.
Exclusion criteria
Exclusion criteria: 1) Previous atrial fibrillation history; 2) Notable structural heart disease, EF=45 mm or/and LVEDD>=55mm(for dual-chamber pacemaker patients); 3) Anti-coagulation therapy; 4) Dual anti-platelet therapy; 5) Class I or class III anti arrhythmic drug therapy; 6) Contraindications to antithrombotic therapy; 7) Participated in other clinical trials which may influence the outcome of this study; 8) Life expectancy of <2 years.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| composite endpoint(Stroke Heart failure and death; | — |
Secondary
| Measure | Time frame |
|---|---|
| AF Episodes Duration and AF burden; | — |
Countries
China