This event is recorded by zimmer biomet under (b)(4).Udi# - (b)(4).The device history record and previous repair record for zimmer air dermatome serial number (b)(4) was reviewed and noted no related non-conformances, requests for deviation (rfd), change notices (cn), or any other issues with the device.The record reviews found no issues with the device and all verifications, inspections, and tests were successfully completed.On 13 september 2019, it was reported that bits and pieces came out of the dermatome handpiece during sterilization.The customer returned a zimmer air dermatome serial number (b)(4) for evaluation.Evaluation of the device by zimmer australia on 13 september 2019 noted that the device was returned with some of its components in a separate bag from the customer and that there was a loose bearing on the device.Upon further inspection, it was found that the surface of the dermatome was pitted and that the markings on the returned width plates had been worn off.The product was sent to zimmer (b)(4) for further evaluation and repair.Evaluation of the dermatome by zimmer (b)(4) on 2 october 2019 found that the device ran at the low end of motor speed specifications, and was out of calibration at all four settings.It was further mentioned that the motor, multiple bearings, o-ring, seal, reciprocating arm, external e-ring, machined head, and the four returned width plates were all defective.Repair of the dermatome occurred on 4 october 2019 and involved replacing the motor, multiple bearings, o-ring, seal, reciprocating arm, external e-ring, machined head, and the four returned width plates as well as recalibrating the device.The technician then tested and verified that the device was functioning as intended, then returned the dermatome to the customer without further incident.The device was tested, inspected, and repaired.While the customer returned the parts that had fallen out of the device and that there was a loose needle bearing on the device, indicating that the e-rings were the components that fell out, it cannot be determined from the information provided as to what caused the components to fall out of the device.As such, 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.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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