Systems and methods for monitoring neurological signals in a patient are provided. The system includes: an implantable sensor adapted to collect neurological signals； an implantable assembly configured to sample the neurological signals collected by the sensor； and a rechargeable communication device external to the patient's body, said communication device configured to wirelessly communicate with the implantable assembly and to transmit a communication error alert to a caregiver advisory device in the event of a communication error between the implantable assembly and the communication device.
