FDA Adverse Event Malfunction Summary report: N

917 DISK SYSTEM W/CO2

MDR report key: 950927 · Received November 13, 2007

Report

Report Number
1823260-2007-09876
Event Type
Malfunction
Date Received
November 13, 2007
Date of Event
October 29, 2007
Report Date
November 13, 2007
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
PMA / PMN Number
K953239
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OH, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Description of Event or Problem · 1

CUSTOMER EXPERIENCING DISCREPANT PATIENT ISE RESULTS SINCE 2007. ONLY FIVE PATIENT SAMPLES WERE PROVIDED AS EXAMPLES, WHICH OCCURRED ABOUT 3 DAYS LATER. PATIENT 1, FEMALE, INITIAL SODIUM GAVE 121 MEQ/L, REPEATED TWICE GAVE 139 & 141 MEQ/L RESPECTIVELY. PATIENT 2, MALE, INITIAL SODIUM GAVE 121 MEQ/L, REPEATED TWICE GAVE 139 MEQ/L EACH TIME. PATIENT 3, FEMALE, INITIAL SODIUM GAVE 122 MEQ/L, REPEATED THREE TIMES GAVE 138, 138 & 139 RESPECTIVELY. PATIENT 4, FEMALE, INITIAL SODIUM GAVE 131 MEQ/L; REPEAT GAVE 140 MEQ/L. PATIENT 5, MALE, INITIAL SODIUM GAVE 123 MEQ/L; REPEAT GAVE 144 MEQ/L. INITIAL POTASSIUM GAVE 4.2 MEQ/L; REPEAT GAVE 4.9 MEQ/L. ERRONEOUS RESULTS WERE NOT REPORTED. THE FIELD SERVICE REPRESENTATIVE DETERMINED THE CAUSE TO BE A PROBLEM WITH THE SAMPLE PROBE. CORRECTIVE MAINTENANCE WAS PERFORMED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 917 DISK SYSTEM W/CO2 CLINICAL CHEMISTRY ANALYZER - JJE JJE ROCHE DIAGNOSTICS H917

Patients

Seq Age Sex Outcome Treatment
1 UNK YR