Sick sinus syndrome
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. The patients who had not received pacemaker implantation before had indications for pacemaker implantation. 2. People who have the ability to sign informed consent.
Exclusion criteria
Exclusion criteria: 1. Patients with indication of CRT and ICD implantation; 2. Patients with severe valvular disease (moderate or moderate regurgitation); 3. The subjects after previous mechanical / biological valve replacement; 4. Subjects with a history of acute myocardial infarction; 5. Subjects whose life expectancy is less than one year.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Threshold;impedance;Echocardiography;ECG;Pacing ratio; | — |
Countries
China
Contacts
Shanghai Tenth People's Hospital