This event is recorded by zimmer biomet under (b)(4).Udi:(b)(6).Reported issue: on (b)(6) 2019, it was reported that the unit would sometimes turn itself off.The customer returned an electric dermatome device, serial number (b)(6) , for evaluation.Dhr review: the device history record (dhr) and previous repair report reviewed noted no related non-conformances, requests for deviation, change notices or any other issues with manufacturing or with the device.The dhr and previous repair report review also found that all verifications, inspections and tests were successfully completed.Zimmer biomet australia has previously repaired/evaluated electric dermatome serial number (b)(6) two times as documented in the repair reports.The last repair was (b)(6) 2018 where it was reported that the device was sent in for annual service and calibration and the motor, switch, bearings, o-ring, seal, and reciprocating arm were replaced.This is not a related issue.Device evaluations results/investigation findings: product review of the electric dermatome by zimmer biomet taiwan on august 14, 2019 revealed that the calibration was out of specifications at the 0, 20, and 30 settings.The motor speed was within specifications and the control bar was in the correct position.The customer did not return a power supply for evaluation.Repair of the electric dermatome was performed by (b)(6) on (b)(6) , 2019 which included replacement of the motor, switch, bearings, o-ring, seal, reciprocating arm, and external e-ring.Electric dermatome, serial number (b)(6), was then tested and functioned properly.It was repaired, inspected and tested.Probable cause/root cause: the root cause of the reported event could not be specifically determined with the information that was provided.During the product review by zimmer biomet taiwan it was noted that the device operated within motor speed specifications.It was not noted that the device unintentionally shut itself off.It is unknown with the information that was provided how this occurred.The investigation was based on the information that was provided initially and any information that was obtained throughout the follow-up process.Conclusion: review of the information provided during the investigation determined that there are no further actions needed at this time.This complaint will be tracked and trended for any adverse trends that may warrant further action.
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