An investigation of the reported condition was completed.There were no samples received with this complaint therefore an examination of the reported condition could not be made.A review of the device history record was not performed during this investigation as the lot number was not received with the complaint.All device history records are reviewed and approved by quality prior to release of product.Because there was no lot number, a date of manufacture could not be determined.This product was being used for treatment or diagnosis.A root cause analysis could not identify a root cause without a sample to evaluate.Since this complaint will be considered as unconfirmed, no corrective or preventive actions will be taken at this time.If additional information or samples are received, the investigation will resume as needed.This complaint will be used for trending purposes.If information is provided in the future, a supplemental report will be issued.
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