(b)(4).If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.Investigation summary: performed service & repair functions.Nothing noted in service history review that could have contributed to the complaint.Device disassembled and decontaminated as per the service manual during initial evaluation.Attached box label, electrical safety and micro handpiece 283512 device history sheet.The burr would not lock into the device as per the customer's complaint of the insert kept releasing during a procedure.To correct this the unit was upgraded to straight locking pin.Performed o-ring preventive maintenance as per the service manual.Following repair, the unit passes all functional and diagnostic testing and is fully operational.A device history record review has been conducted to determine if there were any internal processing issues which would have contributed to the nature of the product complaint.Our results indicate that this batch of product was processed without incident; therefore, there is no evidence of manufacturing anomalies on the paperwork reviewed.At this point, no corrective action is required, and no further action is warranted.However, depuy synthes mitek will continue to track any related complaints within this device family as a means of monitoring the extent with which this complaint is observed in the field.This report is being filed from the (b)(4) as required under mitek's corrective and preventative actions (capa) to file usa fda mdr missed malfunctions.(b)(4).
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