(b)(4).The device involved in this complaint was not returned for evaluation by the manufacturer.A photo was submitted with the complaint.Visual inspection of the picture submitted, shows an adaptor attached to a water bottle.Also, the adaptor is connected into a flowmeter that has an unstable condition on the assembly of the nut adaptor component p/n tfx-001743 and the upper body component p/n mp-0527.No other issues were found.A functional inspection of the product involved in the complaint could not be conducted since the product was not provided.A dhr review could not be conducted since the lot number was not provided.Customer complaint is confirmed based on the picture provided.However, based on this investigation, there is not sufficient evidence to assure that this issue was originated during the manufacturing assembly process.(cont.) other remarks: it is unknown how the adaptor assembly got unstable when the end user connected the adaptor to the flowmeter.It is necessary to have the physical sample in order to perform a proper and thorough investigation to determine a root cause.If the device sample becomes available this report will be updated.
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