FDA Adverse Event Malfunction Summary report: N

URIC ACID VER.2

MDR report key: 19557771 · Received June 18, 2024

Report

Report Number
1823260-2024-01803
Event Type
Malfunction
Date Received
June 18, 2024
Date of Event
May 27, 2024
Report Date
July 11, 2024
Manufacturer
ROCHE DIAGNOSTICS
Product Code
KNK
UDI-DI
04015630919154
PMA / PMN Number
K922762
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
RO
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE SERIAL NUMBER OF THE C501 ANALYZER IS (B)(6). THE CUSTOMER CHANGED THE REAGENT PACK AND A PATIENT SAMPLE PROCESSED WITH THE PACK HAD A CORRECT RESULT. NO FURTHER ISSUES WERE OBSERVED SINCE CHANGING THE PACK. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative · 0

CALIBRATION WAS ACCEPTABLE. CONTROLS RUN ON THE DAY OF THE EVENT WERE ACCEPTABLE. IT WAS DETERMINED THAT THE CUSTOMER DOES NOT RUN CONTROLS ON STANDBY REAGENT PACKS. STANDBY REAGENT PACKS MAY COME INTO USE DURING ROUTINE OPERATION. THE INVESTIGATION COULD NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED. MEDWATCH FIELD D4 HAS BEEN UPDATED.

Description of Event or Problem · 0

THE INITIAL REPORTER STATED THEY RECEIVED DISCREPANT RESULTS FOR THREE PATIENT SAMPLES TESTED WITH URIC ACID VER.2 ON A COBAS 6000 C501 MODULE. THE FIRST SAMPLE INITIALLY RESULTED IN A URIC ACID VALUE OF 0.6 MG/DL. THE SAMPLE WAS REPEATED ON A SECOND ANALYZER, RESULTING IN A VALUE OF 7.69 MG/DL. THE SECOND SAMPLE INITIALLY RESULTED IN A URIC ACID VALUE OF 0.5 MG/DL. THE SAMPLE WAS REPEATED ON A SECOND ANALYZER, RESULTING IN A VALUE OF 5.41 MG/DL. THE THIRD SAMPLE INITIALLY RESULTED IN A URIC ACID VALUE OF 0.5 MG/DL. THE SAMPLE WAS REPEATED ON A SECOND ANALYZER, RESULTING IN A VALUE OF 5.03 MG/DL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2338428 URIC ACID VER.2 URIC ACID TEST SYSTEM KNK ROCHE DIAGNOSTICS 75303401 04015630919154

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown