FDA Adverse Event Malfunction Summary report: N

DIMENSION® CLINICAL CHEMISTRY SYSTEM

MDR report key: 2072158 · Received April 28, 2011

Report

Report Number
2517506-2011-00074
Event Type
Malfunction
Date Received
April 28, 2011
Date of Event
April 7, 2011
Report Date
April 8, 2011
Manufacturer
SIEMENS HEALTHCARE DIAGNOSTICS INC - GLASGOW
Product Code
MMI
PMA / PMN Number
K010313
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OK, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Additional Manufacturer Narrative · 1

ANALYSIS OF THE INSTRUMENT AND INSTRUMENT DATA INDICATE THAT THE CAUSE FOR THE FALSELY ELEVATED TROPONIN I RESULTS IS UNKNOWN. A SIEMENS HEALTHCARE DIAGNOSTICS INC FIELD SERVICE REPRESENTATIVE (FSE) WAS DISPATCHED TO THE ACCOUNT. THE FSE PERFORMED MAINTENANCE PROCEDURES. THE INSTRUMENT IS PERFORMING WITHIN SPECIFICATIONS. NO FURTHER EVALUATION OF THE DEVICE IS REQUIRED.

Description of Event or Problem · 1

MULTIPLE FALSELY ELEVATED TROPONIN I RESULTS WERE OBTAINED ON FIVE PATIENT SAMPLES. THE RESULTS WERE ACCOMPANIED BY ABNORMAL ASSAY FLAGS. THE RESULT WAS REPORTED TO THE PHYSICIAN WHO QUESTIONED THE RESULTS. THE SAMPLES WERE REPEATED ON AN ALTERNATE INSTRUMENT SYSTEM AND NEGATIVE RESULTS WERE OBTAINED. PATIENT TREATMENT WAS IN THREE CASES WAS TO ADMINISTER LOVENOX (HEPARIN) OR NITROGLYCERIN. IN ONE INSTANCE, A PATIENT WAS ADMITTED ON THE BASIS OF THE ELEVATED RESULT. THERE WAS NO REPORT OF ADVERSE HEALTH CONSEQUENCES AS A RESULT OF THE FALSELY ELEVATED TROPONIN I RESULTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 DIMENSION® CLINICAL CHEMISTRY SYSTEM TROPONIN I FLEX® REAGENT CARTRIDGE MMI SIEMENS HEALTHCARE DIAGNOSTICS INC - GLASGOW FB1285

Patients

Seq Age Sex Outcome Treatment
1 Hospitalization