Observational Study of Patient Comprehension, Perception, Fears and Appreciation Following Home-Monitoring Implementation

Inclusion Criteria: * Primo ICD implantation with Home-Monitoring system Exclusion Criteria: * NYHA Class IV * Pregnant women or women who plan to become pregnant during the trial * Patient whose medical situation is not stable * Presence of psychiatric illness, depression, anxiety disorders * Presence of any disease, other than patient's cardiac disease, associated with reduced likelihood of survival for the duration of the trial, e.g. cancer, uraemia (urea \> 70mg/dl or creatinine \>3mg/dl, liver failure, etc. * Age \< 18 years * Patient unable to handle the CardioMessenger correctly * The patient is not willing and able to comply with the protocol (i.e. unable to answer to the questionnaires) * Change of residence expected during the study * Participation in another clinical study * Patient unwilling to sign patient informed consent