The product was returned for investigation and the reported failure mode was not confirmed.The failure mode will be monitored for future reoccurrence.Visual inspection: broken warranty seal observed.The calibration sticker on the back of the insufflator indicates overdue calibration because the due date on the sticker shows december of 2012.No physical damage observed throughout the insufflator.All pcba¿s intact and observed no loose cables.Functional inspection: although there were no out of specification pressure readings, the insufflator failed step 13.6 of the user guide (max device pressure test).The pulse was irregular along with the pressure not stabilizing.Lpu calibration performed via service manual to see if this would fix the issue.Despite calibrating the lpu, still encountered the same issue as previously mentioned.The insufflator was received with the following software version: (b)(4).Although the customer complaint was not reproduced, the insufflator failed step 13.6 of the user guide (max device pressure test).The probable root cause for the reported failure involving this device could be due to an lpu failure.The device manufacture date is not known at this time.However, should it become available it will be provided in future reports.
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