The lot number provided by the customer was not a valid lot number therefore a device history record review could not be completed.There was no physical sample received for this report therefore the root cause of the reported condition stated by the customer could not be determined.As no physical samples were received for evaluation, the root cause of the reported condition stated by the customer could not be determined and subsequently no formal investigation actions are being taken at this time.Should a sample be returned in the future, the complaint shall be re-evaluated at that time.If information is provided in the future, a supplemental report will be issued.
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