It was reported that water overflowed into the ventilator.There was no patient harm.The service engineer cleaned all printed circuit boards and saved device log files.The ventilator was returned for clinical use after passed functional tests.No part was reported replaced.No further issues have been reported.No picture showing evidence of liquid spill or corrosion was received.No date of event was determined, the aware date was mars 18, 2021.The evaluation of received device logs shows clinical alarms on march 10 and earlier, but no technical errors.Liquid in the ventilator may create an acute short circuit and stop of ventilation.Liquid/moisture on pc boards may also lead to corrosion which may lead to a failure/short circuit and stop of ventilation.Alarms will be generated.The conclusion is that water/liquid in the ventilator was confirmed by the service engineer.It was not explained how the water entered the ventilator.
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