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The customer reported a stopcock issue where, when they withdraw blood from a port, there appears to be a leak in the posterior end of the stopcock that introduces air.A sample was received for investigation; the account returned 4 stopcocks, one used and three unused, and using the magnifying camera it was confirmed that all stopcocks had cracks in their interior molds, which could lead to leaking when in use.The reported problem was confirmed.Based on the complaint details, the root cause is considered to be a vendor product issue relating to the component manufacturing process, and the complaint was provided to the component manufacturing facility for further evaluation.There were no reports of death, serious injury, medical intervention, or follow up care.It has been determined that the reported event could cause or contribute to serious injury if it were to occur again.In an abundance of caution, this is a reportable event.If additional information becomes available this report will be reopened and reevaluated.This medical device report (mdr) is being submitted as part of retrospective review activities, which include review of historical data in accordance with regulations at 21 cfr part 803.The information included in this mdr reflects the information reasonably known to the manufacturer at the time of this retrospective review and submission.
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