(b)(4).A visual, dimensional, and functional inspection of the device involved in the complaint could not be conducted since the device was not returned to the manufacturer at the time of this report.In order to perform a proper and thorough investigation to confirm the alleged defect reported, and determine the source, it is necessary to evaluate the sample involved on this complaint.However, material from the production line was verified and no issues were found that can lead this customer complaint.A device history record review found that regarding this same issue a non-conformance (nc) has been generated.This customer complaint cannot be confirmed based only on the information provided.However, regarding this same issue there is a non-conformance to further investigate this issue and document corrective actions.If the device sample becomes available at a later date this report will be updated accordingly.
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