Abbott NeuroSphere 3875 User Manual page 28

The EPG or IPG delivers electrical pulses through the
leads to electrodes near selected nerve fibers to provide
therapeutic stimulation. The patient magnet can turn
the EPG or IPG on and off if the physician enabled this
functionality. Physicians use the clinician programmer to
create and modify a program for a patient. Patients use
the patient controller to control their prescribed
program.
The following image shows how the major system
components are intended to interact.
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