This event has been recorded by zimmer biomet under (b)(4).The device history record (dhr) review noted no related non-conformances, requests for deviation, change notices or any other issues with manufacturing or with the device.The dhr review also found that all verifications, inspections and tests were successfully completed.The customer returned an electric dermatome device, serial number (b)(6), for evaluation.The customer also returned a power supply, serial number (b)(6) for evaluation.Product review of the electric dermatome on (b)(6) 2019 revealed that the calibration was out of specifications at the zero setting only.The motor did not run and the control bar was in the correct position.Repair of the electric dermatome was performed by zimmer biomet surgical on (b)(6) 2019 which included replacement of the plug harness assembly, o-ring, seal/strain relief, insulator, motor, switch, needle bearing, reciprocating arm, bearings, spring seal, ball plunger, semi-circle bearings, vespel bearings, and internal retaining ring.Electric dermatome, serial number (b)(6), was then tested and functioned properly.It was repaired, inspected and tested.While the returned product investigation confirmed that the electric dermatome was malfunctioning due to a failed motor, it cannot be determined from the information provided what actually caused the reported event.Therefore, based on the information provided, a specific root cause of the reported event cannot be determined.The investigation was based on the information that was provided initially and any information that was obtained throughout the follow-up process.
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