Information was received from a consumer via a manufacturing representative (rep) regarding a patient who was implanted with a neuro stimulator for chronic low back pain and spinal pain.It was reported that there was a persistent thermometer icon.The patient was charging under blankets/pillows or near ambient heat source.The patient had tried multiple charging scenarios, including sitting up against something, lying on the floor, using the belt, etc.It was unknown if recharging in a well ventilated area resolved the issue.The patient got a blister over the implantable neurostimulator (ins) site from the charging heat.It was noted that the patient had a lead revision but the ins was not replaced and was currently using the same implantable neurostimulator recharger (insr) as before.The patient was told by the doctor she could start charging her ins immediately after the revision procedure even though the patient still had swelling over the ins today.Staples had just been removed today.Since the revision charging the ins area was getting very hot very quickly and the patient could only get 4 coupling boxes.The patient was seeing the thermometer screen on the in sr within 30 minutes of charging.The patient did not have these charging issues pre-revision.It was noted that the insr antenna was damaged.A healthcare professional (hcp) via a rep later reported that the patient was still having issues getting the battery to charge.There was swelling at the site of the battery.The patient was trying to charge through her clothes and it was not getting a good signal.No surgical intervention occurred and none was planned.It was noted that the issue was resolved at the time of the report.
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