FDA Adverse Event Malfunction Summary report: N

COBAS MIRA PLUS

MDR report key: 1197798 · Received October 9, 2008

Report

Report Number
1823260-2008-07515
Event Type
Malfunction
Date Received
October 9, 2008
Date of Event
September 8, 2008
Report Date
October 9, 2008
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
PMA / PMN Number
K920402
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY, US
Reporter Occupation
OTHER

Narratives

Description of Event or Problem · 1

USER EXPERIENCED DISCREPANT ALBUMIN RESULTS FOR APPROXIMATELY SIX PATIENTS BEGINNING IN 2008. FIVE PATIENT EXAMPLES WERE PROVIDED WHICH OCCURRED AT APPROXIMATELY WEEKS LATER AND THE NEXT DAY. PATIENT 1, INITIAL RESULT 4.8 G/DL, REPEAT 3.9 G/DL. PATIENT 2, INITIAL RESULT 3.9 G/DL, REPEAT 5.46 G/DL. PATIENT 3, INITIAL RESULT 4.3 G/DL, REPEAT 5.5 G/DL. PATIENT 4, TESTED IN THE NEXT DAY, INITIAL RESULT 4.6 G/DL, REPEATED TWICE GAVE 4.0 AND 4.5 G/DL. PATIENT 5, TESTED IN THE SAME DAY, INITIAL RESULT 4.7 G/DL, REPEAT 3.8 G/DL. CLINICIANS QUESTIONED THE RESULTS, THEY WERE THEN REPEATED. THE CUSTOMER ADDED A WASH STEP TO THE INSTRUMENT WHICH IMPROVED PERFORMANCE OF THE ASSAY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 COBAS MIRA PLUS CLINICAL CHEMISTRY ANALYZER - JJE JJE ROCHE DIAGNOSTICS MIRA PLUS

Patients

Seq Age Sex Outcome Treatment
1 UNK