ON-MARKET INSTABILITY FOR PLATELETS WITH CELL-DYN 22 CALIBRATOR LOTS 3098 AND 3099 IS BEING EXPERIENCED. THE CALIBRATOR COULD READ HIGHER BY AT LEAST 10% ON THE CELL-DYN RUBY AND AS MUCH AS 22% ON THE CELL-DYN 3200. IF THIS CALIBRATOR IS USED AND THE CALIBRATION FACTOR ON THE INSTRUMENT IS ADJUSTED, A NEGATIVE PLATELET SAMPLE BIAS COULD RESULT. AS A PRECAUTION, LOT 3100 WAS ALSO REMOVED FROM USE. INVESTIGATION INTO THE CAUSE OF THIS INSTABILITY IS IN PROGRESS. THIS IS AN INITIAL REPORT. AN INVESTIGATION IS IN PROCESS. A FINAL REPORT WILL BE SUBMITTED WHEN THE INVESTIGATION IS COMPLETE.
D
Patient 1
THE CUSTOMER STATES THAT PLT CONTROL VALUES ON CELL-DYN 3200 WERE HIGHER AFTER RECALIBRATING WITH A NEW LOT. THE CUSTOMER RECALIBRATED FOLLOWING THE CELL-DYN 22 CALIBRATOR PRODUCT RECALL. THERE IS NO REPORT OF SUSPECT PATIENT RESULTS.