Information regarding, hospital name, hospital address, contact person at hospital, device catalog number, device serial number and device logs were not received.Attempts to get this information are ongoing.(b)(4).
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Further efforts to get information regarding, hospital name and address, contact person at hospital, device catalog number and serial number and device logs have not been successful.Therefore, the involved anesthesia workstation has not been investigated.In the information from the norwegian authority our distributor received an excerpt from a log stating that it was for the time of event (serial number on the device was not showed).A plot diagram of measured ppeak, vte and etco2 for the same time as the excerpt of the log was also received.Evaluation of the excerpt of the log for the given period shows that system checkout performed before case start was successful and there is no recording of technical error alarm to indicate any malfunction of the device.The excerpt of the log shows that the case was in manual ventilation.The apl (adjustable pressure limit) was changed up and down several times during the case and was set between 13 cmh2o and 38 cmh2o.Some alarms for low and high etco2, high fico2 and low fio2 were generated.The generated alarms for etco2 low indicate a low exchange of co2 or a disconnected sampling line.The plot diagram shows that the device delivered a pressure correlating with the apl settings.With the limited received information, the cause of the ventilation issues cannot be determined.(b)(4).Ref.Exemption #: e2018003.(b)(4).
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