After review of the m540 logs, it was found that alarms generated for spo2 sensor off and ecg leads off at 0:24:15 and 0:26:41 respectively.It was found that the spo2 sensor was reattached at 1:01:18 and the ecg leads were reattached at 1:01:28.It was found that alarms started generating for asystole and spo2 desaturation after the spo2 sensor and ecg leads were reattached.After review of the ics logs, it was found the first time any alarm was acknowledged from the cited bedside for the event was on 1:09:30.Additional information was provided from the customer confirming that there was no allegation of any draeger device malfunction and noting that during the night shift there is no one appointed to the ics full time, no one was there during the time of the event.Note that the ics instructions for use provides the following warning: the user must remain within the hearing range of the acoustic alarm signal.This operator position makes it possible to quickly detect an alarm and to respond accordingly.The distance to the medical device must be appropriate for the volume of the alarm signal.This information was forwarded to the customer.There was no draeger device malfunction/draeger devices can be excluded as a factor in the patient outcome.
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