1. A system for monitoring neurological signals in a patient, the system comprising: an implantable sensor adapted to collect neurological signals; an implantable assembly configured to sample the neurological signals collected by the sensor, wherein said implantable assembly comprises: a physical memory configured to store or buffer said neurological signals; a first telemetry circuit; a processing subassembly configured to process neurological signals prior to transmission to a rechargeable communication device external to the patient's body; and the rechargeable communication device external to the patient's body comprising: a display configured to indicate a neurological state of the patient; a second telemetry circuit; a processor configured to control outputs on the display and manage the second telemetry circuit, at least one of the outputs providing an indication of a change in a brain state of the patient; and wherein said rechargeable communication device is configured to wirelessly communicate with the implantable assembly and to transmit a communication error alert to a caregiver advisory device in an event of a communication error between the implantable assembly and the rechargeable communication device, wherein the caregiver advisory device allows at least one of monitoring the patient or facilitating treatment.