Medical apparatus and instruments for use in tissue and neural tissue for modulating neurological signals; Medical apparatus and instruments for use in tissue and neural tissue for modulating neurological signals and components specially adapted for use therewith; Medical device, namely, an implantable electrical stimulation device for pain control; Medical device, namely, a transcutaneous electrical nerve stimulation device for pain control; Medical device feature, namely, an implantable electrical stimulation device for pain control that also contains a device feature that prevents overly discharging electrical stimulation for the purpose of preventing damage to the device or the user; Medical device feature, namely, a transcutaneous electrical nerve stimulation device for pain control featuring the ability to automatically shut off in order to avoid over discharge of electrical stimulation for the purpose of preventing damage to the device and the user; Medical electrodes, electrode arrays, leads and other parts and accessories specially adapted for use with an electrical stimulation device for pain control; Medical electrodes, electrode arrays, leads, surgical leads, paddles, and paddle leads for medical devices, namely, implantable electrical stimulation devices; Medical electrodes, electrode arrays, leads, surgical leads, paddles, and paddle leads for medical devices, namely, transcutaneous electrical nerve stimulation device; Medical device feature that provides electrical therapy stimulation to a patient by way of implantable leads, namely, therapy selection and optimization based on patient input by way of a smart phone or computing device; Electrical neuromodulation therapy device for pain control, and parts and fittings specially adapted for use therewith, and medical electrodes for use with electrical neuromodulation therapy devices