Date of event: unknown.The date received by manufacturer has been used for this field.Unknown manufacturer: (b)(4).Medical device expiration date: unknown.The customer's address is unknown.(b)(6) usa has been used as a default.Device manufacture date: unknown.Investigation summary: no samples were returned therefore the complaint could not be confirmed and the root cause is undetermined.Due to the batch being unknown, no dhr review can be completed.Investigation conclusion: as no samples and/or photo(s) were received the investigation concluded: unconfirmed: bd was not able to duplicate or confirm the customer¿s indicated failure as no samples or photos were returned.Complaints received for this device and reported condition will continue to be tracked and trended.If samples are received in the future the complaint will be reopened for further investigation.Root cause description: root cause cannot be determined at this time as the issue is unconfirmed as no samples or photos were returned.Rationale: based on the above, no additional investigation and no corrective/preventative action (capa) or situational analysis (sa) is required at this time.
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