FDA Adverse Event Malfunction Summary report: N

COBAS 6000 E601 MODULE

MDR report key: 22201494 · Received June 13, 2025

Report

Report Number
1823260-2025-01819
Event Type
Malfunction
Date Received
June 13, 2025
Date of Event
May 16, 2025
Report Date
June 26, 2025
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
UDI-DI
04015630924714
PMA / PMN Number
K060373
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MY
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE INVESTIGATION DETERMINED THE EVENT WAS DUE TO MISSED AND/OR OVERDUE MAINTENANCE.

Additional Manufacturer Narrative · 0

THE CORTISOL II REAGENT LOT NUMBER WAS 822767 WITH AN EXPIRATION DATE OF 01-OCT-2025. THE CUSTOMER MENTIONED THAT THEY HAD SOME LIQUID LEVEL DETECTION (LLD) ALARMS LATELY, AND A BIT OF RUST ON THE MICROBEAD MIXER. THE PREVENTIVE MAINTENANCE WAS LAST PERFORMED ON 14-APR-2025, AND IT WAS WITHIN SPECIFICATIONS. THE INVESTIGATION IS ONGOING.

Description of Event or Problem · 0

WE RECEIVED AN ALLEGATION ABOUT DISCREPANT RESULTS FOR 1 PATIENT'S SAMPLES TESTED WITH ELECSYS CORTISOL G2 (CORTISOL II) ASSAY ON A COBAS 6000 E601 MODULE. SAMPLE 1: INITIAL RESULT: 0.054 UG/DL (ACCOMPANIED BY A DATA FLAG). 1ST REPEAT RESULT: 63.44 UG/DL (ACCOMPANIED BY A DATA FLAG). ON (B)(6) 2025: SAMPLE 1: 2ND REPEAT RESULT: 104.7 UG/DL (TESTED USING A DILUTION FACTOR OF 1:10). A NEW SAMPLE WAS DRAWN FROM THE PATIENT AND TESTED, RESULTING IN A CORTISOL II VALUE OF 34.3 UG/DL. THE RESULT OF 34.3 UG/DL WAS DEEMED TO BE CORRECT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
376887 COBAS 6000 E601 MODULE IMMUNOCHEMISTRY ANALYZER JJE ROCHE DIAGNOSTICS E601 04015630924714

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown