FDA Adverse Event Malfunction Summary report: N

COBAS INTEGRA 400 PLUS

MDR report key: 1371887 · Received February 16, 2009

Report

Report Number
1823260-2009-01231
Event Type
Malfunction
Date Received
February 16, 2009
Date of Event
January 25, 2009
Report Date
February 16, 2009
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
PMA / PMN Number
K951595
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
IL, US
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

THE FIELD SERVICE REP DETERMINED THE ISE MIXING TOWER WAS CLOGGED. HE REPLACED THE MIXING TOWER, INSTRUCTED THEM ON PROPER MIXING TOWER CLEANING. HE CALIBRATED THE ISE TESTS IN DIAGNOSTICS AND USER SOFTWARE, RAN CONTROLS, AND RAN PRECISION CHECKS. SAMPLES WERE RETESTED AND RAN COMPARABLY WITH THE OTHER ANALYZER.

Description of Event or Problem · 1

USER STATES THAT THEY ARE HAVING DISCREPANCIES IN SODIUM RESULTS. USER STATES THAT THERE WERE 4 PTS INVOLVED. NONE OF THE RESULTS FROM THIS ANALYZER WERE REPORTED. SAMPLE 1 OCCURRED IN 2009, RESULTS FROM THIS ANALYZER WERE 132, 133 AND 135 MMOL PER L, AND RESULT FROM OTHER ANALYZER WAS 139 MMOL PER L. ON 2 DAYS LATER, SAMPLE 2: RESULT FROM THIS ANALYZER WAS 123 MMOL PER L, REPEAT RESULTS FROM THE OTHER ANALYZER WERE 128 AND 129 MMOL PER L. SAMPLE 3: RESULT FROM THIS ANALYZER WAS 134 MMOL PER L, REPEAT RESULT FROM THE OTHER ANALYZER WAS 141 MMOL PER L.

Additional Manufacturer Narrative · 2

THE FIELD SERVICE REP DETERMINED THE ISE MIXING TOWER WAS CLOGGED. HE REPLACED THE MIXING TOWER, INSTRUCTED THEM ON PROPER MIXING TOWER CLEANING. HE CALIBRATED THE ISE TESTS IN DIAGNOSTICS AND USER SOFTWARE, RAN CONTROLS, AND RAN PRECISION CHECKS. SAMPLES WERE RETESTED AND RAN COMPARABLY WITH THE OTHER ANALYZER.

Description of Event or Problem · 2

USER STATES THAT THEY ARE HAVING DISCREPANCIES IN SODIUM RESULTS. USER STATES THAT THERE WERE 4 PTS INVOLVED. NONE OF THE RESULTS FROM THIS ANALYZER WERE REPORTED. SAMPLE 4: RESULT FROM THIS ANALYZER WAS 131 MMOL PER L, REPEAT RESULT FROM THE OTHER ANALYZER WAS 137 MMOL PER L.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 COBAS INTEGRA 400 PLUS CLINICAL CHEMISTRY ANALYZER - JJE JJE ROCHE DIAGNOSTICS

Patients

Seq Age Sex Outcome Treatment
1
2 62 YR