FDA Adverse Event Malfunction Summary report: N

UNICEL DXC 600 PRO SYNCHRON CLINICAL SYSTEMS

MDR report key: 973238 · Received December 28, 2007

Report

Report Number
2050012-2007-00045
Event Type
Malfunction
Date Received
December 28, 2007
Date of Event
December 14, 2007
Report Date
December 28, 2007
Manufacturer
BECKMAN COULTER, INC.
Product Code
JJE
PMA / PMN Number
K042291
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
NO INFORMATION

Narratives

Additional Manufacturer Narrative · 1

AFTER NEGATIVE (-) METD RESULTS WERE QUESTIONED, CUSTOMER REVIEWED QC WHICH WAS UNACCEPTABLE. THEY THEN SHUT THE INSTRUMENT DOWN AND WAITED FOR SERVICE. A FIELD SERVICE ENGINEER (FSE) WAS DISPATCHED TO THE CUSTOMER'S LAB: THE FSE INSPECTED THE INSTRUMENT AND FOUND EVIDENCE OF LEAKING INSIDE THE REAGENT CAROUSEL. THE FSE COMPLETED REPAIR AND PERFORMED A PREVENTATIVE MAINTENANCE (PM) TO THE INSTRUMENT. AS PER PRODUCT LABELING, "THE METD ASSAY PROVIDES A RAPID SCREENING PROCEDURE FOR DETERMINING THE PRESENCE OF METHADONE IN URINE. THIS TEST PROVIDES ONLY A PRELIMINARY ANALYTICAL RESULT; A POSITIVE RESULT BY THIS ASSAY SHOULD BE CONFIRMED BY ANOTHER GENERALLY ACCEPTED NON-IMMUNOLOGICAL METHOD SUCH AS THIN LAYER CHROMATOGRAPHY (TLC), GAS CHROMATOGRAPHY (GC), OR GAS CHROMATOGRAPHY/MASS SPECTROMETRY (GC/MS)". CUSTOMER AMENDED PT RESULTS TO POSITIVE WITHOUT BECKMAN COULTER INC. (BCI) RECOMMENDED GC/MS CONFIRMATORY TESTING. A CLEAR ROOT CAUSE HAS NOT BEEN DETERMINED FOR THIS EVENT. A MALFUNCTION WILL BE ASSUMED FOR THE PURPOSE OF THIS REPORT.

Description of Event or Problem · 1

A CUSTOMER CONTACTED BECKMAN COULTER INC. (BCI) REGARDING FALSE NEGATIVE (-) METHADONE (METD) RESULTS GENERATED BY THE UNICEL DXC 800 PRO SYNCHRON CLINICAL SYSTEMS FOR MULTIPLE PT SAMPLES. THE CUSTOMER INDICATED THAT A PHYSICIAN QUESTIONED 5-6 URINE SAMPLES REPORTED AS NEGATIVE FOR METD. THE PHYSICIAN EXPECTED POSITIVE RESULTS BECAUSE ALL PTS WERE FROM A METD DRUG TREATMENT FACILITY. THE LAB RETESTED SAMPLES FOR METD AND OBTAINED POSITIVE (+) RESULTS. CUSTOMER AMENDED PT RESULTS TO (+). PT TREATMENT WAS NOT INITIATED OR WITHHELD BECAUSE PHYSICIAN QUESTIONED THE RESULTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 UNICEL DXC 600 PRO SYNCHRON CLINICAL SYSTEMS CLINICAL CHEMISTRY ANALYZER JJE BECKMAN COULTER, INC. DXC 600 PRO NA

Patients

Seq Age Sex Outcome Treatment
1 NA