MAUDE Adverse Event Report: ROCHE DIAGNOSTICS COBAS 8000 E 801 MODULE; IMMUNOCHEMISTRY ANALYZER

Catalog Number	07682913001
Medical Device Problem Codes	Low Test Results (2458); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/05/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The initial reporter received a questionable elecsys probnp ii result from one patient sample tested on the cobas 8000 e 801 module.The initial result was 33.2 pg/ml.The repeat result was 4831 pg/ml.The patient sample was rerun due to the patient's history.
Additional Manufacturer Narrative
The elecsys probnp ii reagent lot number is 882718.The expiration date was not provided.The field service engineer inspected the module and identified an issue with the measuring cells.He replaced the measuring cells and verified their alignment.He also replaced the sipper probe.He verified the module's performance with a blank cell calibration, instrument check, calibrations, qcs, and precision checks.The investigation determined that the issue found by the fse was the root cause of the event.The service actions resolved the issue.

• Brand Name: COBAS 8000 E 801 MODULE
• Common Device Name: IMMUNOCHEMISTRY ANALYZER
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): HITACHI HIGH TECH CORP.; 882 ichige hitachinaka; ibaraki 312-8 504; JA 312-8504
• Manufacturer Contact: natalie catton ; 9115 hague road; indianapolis, IN 46250
• MDR Report Key: 24488223
• Report Number: 1823260-2026-00741
• Device Sequence Number: 14706631
• Product Code: JJE
• UDI-Device Identifier: 04015630946198
• UDI-Public: 04015630946198
• Combination Product (Y/N): N
• Initial Reporter Country: IS
• PMA/510(K) Number: K060373
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 03/02/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Catalogue Number: 07682913001
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 02/05/2026
• Initial Report FDA Received Date: 03/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Sex: Unknown