There was no patient involvement.Livanova deutschland manufactures the heater-cooler system 3t.The incident occurred in salisbury, meryland.A livanova field service representative was dispatched to the facility to investigate and confirmed the reported issue.It was found that the stirrer motor was not spinning thus it was replaced and the problem could be solved.Subsequent functional verification testing was completed without further issues and the unit was returned to service.Based on previous investigation results, the most likely root cause of the reported event is the corrosion of the stirrer motor bearing due to condensation or high temperatures and high level of humidity in the stationary phase that led to the motor shaft block.
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