Uvision 360, inc.(hereafter uvision) performed functional testing at the uvision office.A visual inspection of the returned product as well as product in stock was performed.A testing of the returned product per ifu instructions, testing of the mechanical components, and testing of the electrical components of the returned product were also performed.The device performed as intended, and no errors were found.The malfunction reported by the user was not able to be replicated by the uvision team.Uvision developed an action plan in the case the problem recurs.Uvision did not consider this a medical device reportable event and therefore did not report this complaint when initially received due to the following: after investigation and inspections of the returned product, there was no evidence the device was defective.No patient harm was observed as a result of the malfunction.Based on the medical advisor's qualified opinion, this malfunction was unlikely to cause serious harm or death to a patient if this malfunction were to recur.The malfunction was evaluated as a possible hazardous situation and failure mode of the device through the product hazard analysis and dfmea.All risks associated with this malfunction were deemed acceptable.The maude database was reviewed for the product code hih and it was found that no events were reported for similar devices, as defined by fda guidance "medical device reporting for manufacturers guidance for industry and food and drug administration staff 2016." following an fda routine inspection performed in february 2023, the inspector issued an fda 483 identifying this complaint as a reportable malfunction.
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