Patent ID: 8855767
Filing Date: 2014-10-07
Classification: A61N

Abstract:
1. A system for treating chronic inflammation in a patient, the system comprising: an implantable microstimulator configured for implantation around a cervical portion of a vagus nerve to modulate inflammation by applying a low duty-cycle stimulation; a charger configured to be worn around the patient's neck and to charge the implantable microstimulator, the charger comprising an energizer coil configured to fit around the patient's neck, the charger having an open configuration and a closed configuration, wherein in the open configuration the charger is configured to be placed around the patients neck and the energizer coil is an open circuit, wherein in the closed configuration the charger is configured to be secured around the patient's neck and the energizer coil is a closed circuit that forms a solenoid loop around the patient's neck; and an external controller configured to set a dose amplitude and dose interval for the microstimulator.