FDA Adverse Event Malfunction Summary report: N

ELECSYS FERRITIN

MDR report key: 16522830 · Received March 10, 2023

Report

Report Number
1823260-2023-00761
Event Type
Malfunction
Date Received
March 10, 2023
Date of Event
February 8, 2023
Report Date
April 12, 2023
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JMG
UDI-DI
04015630939688
PMA / PMN Number
K971833
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE QCS WERE IN RANGE. THE LEVEL 1 CALIBRATION AND LEVEL 2 CALIBRATION RESULTS WERE SLIGHTLY BELOW THE APPROXIMATE EXPECTED RANGE. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative · 0

THE MOST OBSERVED ALARM IN THE ALARM TRACE WAS "REAGENT PROBE LIQUID-LEVEL DETECTION (LLD)". THIS SUGGESTS A PRE-ANALYTIC REAGENT HANDLING ISSUE. A GENERAL REAGENT ISSUE WAS NOT IDENTIFIED. THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED.

Description of Event or Problem · 0

THE INITIAL REPORTER RECEIVED A QUESTIONABLE ELECSYS FERRITIN (FERRITIN) RESULT FROM ONE PATIENT SAMPLE TESTED ON THE COBAS E 801 ANALYTICAL UNIT WITH SERIAL NUMBER 20X6-04. THE INITIAL RESULT WAS REPORTED TO THE MEDICAL PERSONNEL AND WAS REJECTED AS IT DID NOT FIT THE MEDICAL STATE AND THE PREVIOUS RESULTS OF THE PATIENT. THE INITIAL RESULT OF THE UNDILUTED SAMPLE WAS 64.5 NG/ML. THE FIRST REPEAT RESULT OF THE UNDILUTED SAMPLE WAS 2000 NG/ML WITH A DATA FLAG. THE SECOND REPEAT RESULT USING A DILUTED SAMPLE WAS 4370 NG/ML. THIS REPEAT RESULT WAS DEEMED CORRECT AS IT IS IN LINE WITH THE PREVIOUS RESULTS AND THE CLINICAL PICTURE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1182126 ELECSYS FERRITIN FERRITIN IMMUNOLOGICAL TEST SYSTEM JMG ROCHE DIAGNOSTICS NA 65213901 04015630939688

Patients

Seq Age Sex Outcome Treatment
1 Unknown