FDA Adverse Event Malfunction Summary report: N

COBAS C 503 ANALYTICAL UNIT

MDR report key: 23438577 · Received October 31, 2025

Report

Report Number
1823260-2025-04445
Event Type
Malfunction
Date Received
October 31, 2025
Date of Event
October 11, 2025
Report Date
October 31, 2025
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
PMA / PMN Number
K191899
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
SP
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE REAGENT LOT NUMBER WAS 882312. THE EXPIRATION DATE WAS REQUESTED, BUT NOT PROVIDED. THE FIELD SERVICE ENGINEER (FSE) REPLACED A DEFECTIVE SAMPLE PROBE. THE FSE VERIFIED THAT THE MODULE WAS WITHIN SPECIFICATIONS. FOLLOWING THE FSE INTERVENTION, NO FURTHER ISSUE WAS OBSERVED. THE INVESTIGATION DETERMINED THAT THE SERVICE ACTIONS RESOLVED THE ISSUE.

Description of Event or Problem · 0

THERE WAS AN ALLEGATION OF A QUESTIONABLE GLUCOSE HK GEN.3 RESULT FOR A PATIENT SAMPLE TESTED ON COBAS C 503 ANALYTICAL UNIT. THE INITIAL RESULT WAS 2.2 MG/L WITH A DATA FLAG. THE REPEAT RESULT WAS 109 MG/DL. THE TEST WAS REPEATED BECAUSE THE INITIAL RESULT DID NOT ALIGN WITH THE PATIENT'S HISTORY. NO ERRONEOUS RESULT WAS REPORTED TO THE PATIENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1562221 COBAS C 503 ANALYTICAL UNIT CLINICAL CHEMISTRY ANALYZER JJE ROCHE DIAGNOSTICS

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown