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

Catalog Number	05990378001
Medical Device Problem Codes	Device Sensing Problem (2917); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/03/2025
Type of Reportable Event	Malfunction
Event or Problem Description
The initial reporter received a questionable elecsys hcg+beta result from one patient sample tested on the cobas e 602 module.The initial result was 0.394 miu/ml.The repeat result was 4673 miu/ml.
Additional Manufacturer Narrative
The reagent lot number is 83810500, with an expiration date of 31-mar-2026.The field service engineer (fse) inspected the module and identified the sample probe had caused the event.He repaired this part and verified the module is performing according to specifications.The investigation determined that the service actions resolved the issue.

• 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: 23619586
• Report Number: 1823260-2025-04784
• Device Sequence Number: 9962278
• 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): 11/21/2025

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: 11/04/2025
• Initial Report FDA Received Date: 11/21/2025
• 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