A device history review was conducted for lot number 8159952.Our records show the reported lot was manufactured on 06/18/2018, and determined that this is the only instance of this issue occurring in this production batch.According to the sampling plan applied for product performance, this lot was accepted and released without defects being noted during the final assembly or visual inspections.Unfortunately a sample could not be obtained for evaluation and testing.Without the ability to investigate the affected unit our quality engineers were unable to determine the root cause for this complaint.Bd was not able to duplicate or confirm the customer¿s indicated failure mode.Customer reported disconnection-separates, however, photos or samples were not received which are necessary to perform a better evaluation.Quality records have been consulted for tracking and trending purposes and no issues like this are detected which means pretty low occurrence.(b)(4) were reviewed and there are proper controls in place to detect product malfunctions.
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