(b)(4).A visual, functional, and dimensional inspection of the product involved in the complaint could not be conducted since the product was not returned.A device history record review was conducted no issues were found related to the complaint.A document assessment (fmea) was conducted and no changes required.Corrective actions cannot be established since it is necessary to receive the physical sample to perform a proper investigation and confirm the alleged defect.At this time since the device sample is not available, it is not possible to determine the source of the defect reported.Customer complaint cannot be confirmed since the device sample is not available to perform a proper investigation and determine the root cause.If the device sample becomes available at a later date, this complaint will be updated accordingly.
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