IES-ACap: Influence of Atrial Pulse Width in the Behaviour of ACap™ Confirm Algorithm.

The purpose of this observational study is to collect data regarding the population of patients whit a Zephyr™ pacemaker implanted, models 5826 and 5820, and active or passive fixation leads , when the Algorithms Acap Confirm, which automatically regulates the Atrial Pulse Width, is enabled.

Inclusion criteria

• Patient has an indication for implantation of a dual-chamber pacemaker;
• Patient is older than 18 years of age
• Patient has signed the study specific Informed consent document.
• Primo implant.

Exclusion criteria

• Patient is pregnant or nursing
• Patient is less than 18 years of age
• Patient is in New York Heart Association (NYHA) class III and IV.
• Patient has a pacemaker replacement;
• Patient is unable to attend the follow-up visits;