FDA Adverse Event Malfunction Summary report: N

COBAS 8000 C702 MODULE

MDR report key: 23816332 · Received December 16, 2025

Report

Report Number
1823260-2025-05133
Event Type
Malfunction
Date Received
December 16, 2025
Date of Event
November 19, 2025
Report Date
February 13, 2026
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JJE
PMA / PMN Number
K100853
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
UK
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE INVESTIGATION WAS UNABLE TO DETERMINE A DIRECT ROOT CAUSE OF THE TUBE BLOCKAGE. THE REPORTED ALLEGATION COULD NOT BE LINKED TO ANY PRODUCT ISSUE. THE INVESTIGATION DETERMINED THAT THE SERVICE ACTION RESOLVED THE ISSUE.

Additional Manufacturer Narrative · 0

THE CALCIUM GEN.2 REAGENT LOT NUMBER IS 882078, AND THE EXPIRATION DATE WAS NOT PROVIDED. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative · 0

A FIELD SERVICE ENGINEER (FSE) DETERMINED THAT THERE WAS A BLOCKAGE IN THE TUBE FOR THE RINSE STATION, AS WELL AS DIRTY VACUUM VESSELS. THE FSE FLUSHED THE RINSE STATION TUBING, BLEACHED THE VESSELS, AND CLEARED THE BLOCKAGE. A PRECISION CHECK WAS COMPLETED AND PASSED ACCORDING TO SPECIFICATIONS. THE INVESTIGATION DETERMINED THAT THE SERVICE ACTION RESOLVED THE ISSUE.

Description of Event or Problem · 0

THERE WAS AN ALLEGATION OF QUESTIONABLE CALCIUM GEN.2 RESULTS FROM THE COBAS 8000 C702 MODULE FOR FIVE PATIENTS. PATIENT 1'S INITIAL RESULT WAS 1.63 MMOL/L, AND THE REPEAT RESULT WAS 2.25 MMOL/L. PATIENT 2'S INITIAL RESULT WAS 1.77 MMOL/L, AND THE REPEAT RESULT WAS 2.42 MMOL/L. PATIENT 3'S INITIAL RESULT WAS 1.11 MMOL/L, AND THE REPEAT RESULT WAS 2.35 MMOL/L. PATIENT 4'S INITIAL RESULT WAS 1.82 MMOL/L, AND THE REPEAT RESULT WAS 2.47 MMOL/L. PATIENT 5'S INITIAL RESULT WAS 1.74 MMOL/L, AND THE REPEAT RESULT WAS 2.37 MMOL/L.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
50642 COBAS 8000 C702 MODULE CLINICAL CHEMISTRY ANALYZER JJE ROCHE DIAGNOSTICS

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown