B1: was corrected to adverse event a philips field service engineer (fse) determined that it was past the timeframe that the data can be retrieved.The customer submitted the customer feedback management (cfm) form as an enhancement request.The information was provided to a product support engineer (pse), who determined that wave data is not stored in the patient monitor for retrospective review purposes.One exclusion is event episodes once event surveillance has been purchased and configured.Also, depending on the purchased options and the monitor's configuration, the trend databases store information of approximately 100 measurements for up to 96 hours.The mx400/500 series can store up to 48 hours of trend data.The trend database is cleared upon discharge of a patient (e.G.Using end case).The device was confirmed to be operating per specifications and no failure was identified.The investigation concludes that no further action is required at this time.If additional information is received the complaint file will be reopened.
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