The device includes circuits for delivering ventricular stimulation, circuits for detecting a normal spontaneous ventricular cardiac activity; {HEAD ~ a circuit} for controlling {TAIL ~ ventricular stimulation} that is suitable to control the application of a stimulation in the absence of normal spontaneous ventricular activity; and the continuous recording of the current cardiac information, such as detected cardiac activity and of parameters representative of those events 
The device includes circuits for delivering ventricular stimulation , circuits for detecting a normal spontaneous ventricular cardiac activity ; { HEAD ~ a circuit } for controlling { TAIL ~ ventricular stimulation } that is suitable to control the application of a stimulation in the absence of normal spontaneous ventricular activity ; and the continuous recording of the current cardiac information , such as detected cardiac activity and of parameters representative of those events
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