Investigation: no picture or samples are available at this point to evaluate the incident.Sample is required to confirm/discard this kind of problem.No sample retention for stopcocks product.Complaint trending review not performed due to the lack of lot number.For product family the issue (leakage) was reported but unconfirmed last time on (b)(6) 2017.No dhr review was developed for material (b)(4) since no lot number was available.This catalog is usually manufactured in equipment (b)(4).Issue previously reported but unconfirmed for associated stopcocks product family.The complaint rate remains at historical levels as observed on records.No trending observed.Bd was not able to duplicate of confirm the customer¿s indicated failure mode.Customer reported leakage issues; however no sample was available for evaluation which is essential to perform a better investigation.Quality records have been consulted for tracking and trending purposed and no issues like this have been detected which means pretty loss occurrence.Product is functional tested and no incidents with leakages have been reported.Process fmea (b)(4) was reviewed and there are proper controls in place to detect product malfunctions.We will keep monitoring the manufacturing process and in case any emerging trend is detected, further actions will be taken if necessary.(b)(4).
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