Qn#(b)(4).A device history record (dhr) review could not be conducted since the lot number was not provided.No sample is available for the manufacturer to evaluate.No corrective actions can be established since it is necessary to receive the physical sample to perform a proper investigation and confirm the defect.At this time, due to the lack of defective product, it is not possible to confirm the complaint and to determine the root cause.The manufacturer will continue to monitor and trend relating complaints.
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