It was reported that during the lead replacement surgery for high impedance, which is reported in mfg.
Report #1644487-2018-01042, an erratic heart rate was observed when the vns was programmed to the pre-op settings.
The in-pocket vns diagnostics were within normal limits and heartbeat detection was verified within 1 beat per minute, or bpm, at 70 bpm.
It was stated that there was slowing and increasing of the heart rate.
The surgeon stated that this was likely the result of stimulation on a "fresh" portion of the nerve.
It was decided to disable the vns and allow the patient's physician to titrate the device.
No additional relevant information has been received to date.
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