MAUDE Adverse Event Report: ROCHE DIAGNOSTICS COBAS E 602 MODULE; IMMUNOCHEMISTRY ANALYZER

Catalog Number	05990378001
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	11/07/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The reagent lot number was 82669001 with an expiration date of 31-may-2026.The field service engineer found that the sipper nozzle was blocked.After resolving the issue, the analyzer was working according to specifications.The investigation determined that the service actions resolved the issue.The event was consistent with insufficient operator maintenance.
Event or Problem Description
There was an allegation of questionable elecsys ige ii immunoassay results from the cobas 8000 - cobas e 602 module.The initial result was 0.01iu/ml with a data flag.The repeat result was 116 iu/ml.The questionable result was not reported outside of the laboratory.

• Brand Name: COBAS E 602 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: 23555031
• Report Number: 1823260-2025-04638
• Device Sequence Number: 10114540
• Product Code: JJE
• UDI-Device Identifier: 04015630929764
• UDI-Public: 04015630929764
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K100853
• 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): 11/14/2025

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: 05990378001
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 11/07/2025
• Initial Report FDA Received Date: 11/14/2025
• 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