FDA Adverse Event Malfunction Summary report: N

ELECSYS TROPONIN T HS

MDR report key: 20951422 · Received December 17, 2024

Report

Report Number
1823260-2024-03705
Event Type
Malfunction
Date Received
December 17, 2024
Date of Event
November 27, 2024
Report Date
February 4, 2025
Manufacturer
ROCHE DIAGNOSTICS
Product Code
MMI
PMA / PMN Number
K201441
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CH
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

CALIBRATION AND QC WERE ACCEPTABLE. NO ISSUES WERE IDENTIFIED DURING A REVIEW OF THE ALARM TRACE DATA. THE CUSTOMER USED A CENTRIFUGATION TIME OF 8 MINUTES AT 3040 G. FOAM WAS OBSERVED ON THE SURFACE OF THE SAMPLE. SAMPLE FOAM DETECTION (SFD) IMAGES WERE REVIEWED. THERE WAS NO DUST ON THE ACTIVE WHEELS AND THE ACTIVE GRIPPER WHEELS WERE WELL ADJUSTED. DURING INITIAL TESTING, FOAM WAS PRESENT ON THE SAMPLE. THE INITIAL PIPETTING DIDN'T TRIGGER AN SFD ALARM, HOWEVER, A FOAM DETECTION ALARM WAS TRIGGERED FOR THE REPEAT TEST. BASED ON THE INFORMATION PROVIDED, THE CAUSE OF THE EVENT COULD NOT BE DETERMINED. THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM.

Additional Manufacturer Narrative · 0

THE SERIAL NUMBER OF THE ANALYZER WAS (B)(6). THE INVESTIGATION IS ONGOING. E1 INITIAL REPORTER ESTABLISHMENT NAME: (B)(6).

Description of Event or Problem · 0

THERE WAS AN ALLEGATION OF QUESTIONABLE ELECSYS TROPONIN T HS RESULTS FOR ONE PATIENT SAMPLE ON A COBAS E 801 ANALYTICAL UNIT. THE INITIAL RESULT WAS 70.3 PG/ML. THE REPEAT RESULT WAS 5.60 PG/ML. THE INITIAL RESULT WAS QUESTIONED AS IT DID NOT MATCH THE PATIENT'S CLINICAL DIAGNOSIS AND WAS NOT REPORTED OUT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
266172 ELECSYS TROPONIN T HS IMMUNOASSAY METHOD, TROPONIN SUBUNIT MMI ROCHE DIAGNOSTICS 77052801

Patients

Seq Age Sex Outcome Treatment
1 50 YR Male