The investigation determined that results obtained from an un-named negative quality control sample were mis-associated with a patient sid processed a vitros eciq immunodiagnostic system.The assignable cause of the event was determined to be user error.The customer placed the negative quality control sample into a sample tray position that had been previously manually programmed for a patient sid and assay requests.The patient sample was successfully processed the previous day and all assay requests had results, which were reported outside of the laboratory.The vitros operator did not delete the duplicate manually assigned sid program from the sample tray position, therefore it was retained in the pending sample programming data base on the system.(b)(4).
|