FDA Adverse Event Malfunction Summary report: N

NH3L2

MDR report key: 17541018 · Received August 14, 2023

Report

Report Number
1823260-2023-02618
Event Type
Malfunction
Date Received
August 14, 2023
Date of Event
July 18, 2023
Report Date
October 12, 2023
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JIF
UDI-DI
04015630936533
PMA / PMN Number
K972250
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
JA
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE ANALYZER SERIAL NUMBER IS 17M5-10. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative · 0

THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE ROOT CAUSE OF THE EVENT COULD NOT BE DETERMINED.

Description of Event or Problem · 0

THERE WAS AN ALLEGATION OF QUESTIONABLE NH3L AMMONIA RESULTS FOR 2 PATIENT SAMPLES ON A COBAS 8000 C702 MODULE COMPARED TO CICALIQUID NH3 REAGENT. FOR SAMPLE 1, THE COBAS NH3L RESULT WAS 397 UG/DL. THE CIRCALIQUID RESULT WAS 150 UG/DL. FOR SAMPLE 2, THE COBAS NH3L RESULT WAS 341 UG/DL. THE CIRCALIQUID RESULT WAS 172 UG/DL. NO QUESTIONABLE RESULTS WERE REPORTED OUTSIDE OF THE LABORATORY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
256326 NH3L2 ENZYMATIC METHOD, AMMONIA JIF ROCHE DIAGNOSTICS ASKU 04015630936533

Patients

Seq Age Sex Outcome Treatment
1 Unknown