According to the staff, the patient was officially pronounced at around 14:40 on (b)(6).The field service engineer (fse) looked into the audit logs from the central station and found that during the time frame 13:56:12 ¿ 15:15:29, the device was offline.It was also noticed that the patient went through multiple desat alarms.These alarms were starting from 13:20:36 ¿ 13:56:12 (4 times in total).Each of these alarms was silenced.The fse also tested the x2 in question for connectivity, as well as alarms, and all alarms were announced as intended.The device was found to be working properly.The same audit logs were sent to the piic research and development (r&d) experts and it was confirmed that the piic ix broke association with the x2 as it stopped sending messages between 13:56:12 ¿ 15:15:29.Given that the user silenced an alarm at 13:55:56, the bedside stopped sending data to the central station at 13:56:11, and the bedside was powered on at 15:15:30, the most likely scenario is that the monitor was powered off at 13:56 versus a malfunction.The customer is using their own supplied clinical network.) the customer was informed via customer letter about the investigation results.Although the x2 in question worked as specified and intended during the onsite testing and the most likely scenario is that the monitor was powered off at 13:56, a malfunction of the device cannot be ruled out.The exact cause for the reported issue remains unknown.No further investigation or action is warranted.Patient information requested none available.
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