The field service representative (fsr) inspected the cell- dyn ruby analyzer serial number (b)(4).And noted the rbc qc was out of range low and the platelets qc were out of range high.The hemoglobin (hgb) and hematocrit (hct) were not matching.An autoclean, voltage adjustment on the hgb flowcell, precision runs, calibrations, and mode to mode adjustments were all performed, and the patient comparisons appeared good.A review of the product historical data for trends and customer complaints did not identify any issues.Manufacturing documentation was reviewed, and also identified no issues.Additionally, labelling was reviewed and found to be adequate.Based on the investigation, no systemic issue or deficiency was identified for the cell-dyn ruby analyzer.
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