Clinical Outcome of Pacemaker paTIents According to Pacing Modality and Primary INDications

Inclusion Criteria: * Patients implanted with a current Boston Scientific pacemaker (all ALTRUA models) or any future commercially available Boston Scientific PM families according to international and local guidelines for pacemaker implantation; * Patients who are willing and capable of providing informed consent, participating in all testing associated with this clinical investigation at an approved clinical investigational centre; * Patients whose age is 18 years or above, or of legal age to give informed consent specific to state and national law. Exclusion Criteria: * Unable to be followed up by the participating centres for a period of two years; * Current device implanted for more than 15 days; * Women of childbearing potential who are, or plan to become, pregnant during the time of the study (method of assessment upon physician's discretion); * Patients who are currently enrolled in another investigational study or registry that would directly interfere with the current study, except when the patient is participating in a mandatory governmental registry or extensions/amendments of the current protocol. Each instance should be brought to the attention of the sponsor to determine eligibility.