Table II shows the 77 dual-chamber models; four were single lead (VDD) pacemakers (one Biotronik Actros SLR, one Intermedics Unity 292–07, two Vitatron Vita 2 VDD 630). Regardless of atrial and ...

The Identity pacemaker family, which includes the world's smallest dual-chamber pacemaker, provides clinicians with the most advanced pacemaker technology available, including the revolutionary AF ...

and operating mode with 23 single-chamber and 77 dual-chamber pacemakers. Continuous surface electrocardiograms (ECGs), intracardiac electrograms, and marker channels were recorded when calls were ...