FDA Adverse Event Malfunction Summary report: N

ELECSYS CORTISOL

MDR report key: 17905184 · Received October 10, 2023

Report

Report Number
1823260-2023-03242
Event Type
Malfunction
Date Received
October 10, 2023
Date of Event
September 14, 2023
Report Date
October 24, 2023
Manufacturer
ROCHE DIAGNOSTICS
Product Code
NHG
PMA / PMN Number
K070788
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
EG
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE MEDICAL DEVICE PROBLEM CODE WAS UPDATED. THE FIELD SERVICE ENGINEER (FSE) REPLACED PINCH VALVE TUBES AND ADJUSTED THE SAMPLE/REAGENT PROBE LIQUID LEVEL DETECTION (LLD) VOLTAGE AND THE BEAD MIXER MECHANISM. IT WAS FOUND THAT THE CUSTOMER USED 13 MM SAMPLE TUBES WITH NO RACK ADAPTERS AND LIQUID FLOW CLEANING (LFC) WAS OVERDUE. THE INVESTIGATION DETERMINED THE CAUSE OF THE EVENT WAS THE MISADJUSTED SAMPLE/REAGENT PROBE LLD VOLTAGE. THE SERVICE ACTIONS RESOLVED THE ISSUE.

Additional Manufacturer Narrative · 0

THE E411 ANALYZER SERIAL NUMBER WAS (B)(6).

Description of Event or Problem · 0

THE INITIAL REPORTER COMPLAINED OF A DISCREPANT LOW RESULT FOR 1 PATIENT SAMPLE TESTED FOR ELECSYS CORTISOL (CORTISOL) ON A COBAS E 411 ANALYZER (RACK SYSTEM) COMPARED TO A COMPETITOR METHOD. THE INITIAL RESULT FROM THE E411 ANALYZER WAS 0.671 UG/DL. THE REPEAT RESULT FROM THE COMPETITOR ANALYZER WAS 10.73 UG/DL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
296042 ELECSYS CORTISOL ENZYME IMMUNOASSAY, CORTISOL, SALIVARY NHG ROCHE DIAGNOSTICS 71165000

Patients

Seq Age Sex Outcome Treatment
1 Unknown