MAUDE Adverse Event Report: SIEMENS HEALTHCARE DIAGNOSTICS, INC. ATELLICA CH URINARY/CEREBROSPINAL FLUID PROTEIN (UCFP); BIURET (COLORIMETRIC), TOTAL PROTEIN

Model Number	N/A
Medical Device Problem Code	Low Test Results (2458)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	10/03/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
A united states customer contacted the siemens healthcare diagnostics remote services center (rsc) regarding an erroneously depressed urinary/cerebrospinal fluid protein (ucfp) patient sample result obtained on an atellica ch 930 analyzer.Siemens healthcare diagnostics is investigating the event.
Event or Problem Description
The customer reported to siemens they obtained an erroneously depressed urinary/cerebrospinal fluid protein (ucfp) result on one (1) patient sample on the atellica ch 930 analyzer.The erroneously depressed result was reported to the physician and not questioned.The same sample was reprocessed on the original atellica ch 930 analyzer.A higher result was obtained, considered correct, and reported to the physician.There are no known reports of patient intervention or adverse health consequences due to the erroneously depressed urinary/cerebrospinal fluid protein (ucfp) patient result.
Additional Manufacturer Narrative
Additional information (14-oct-2025): siemens healthcare diagnostics service operations support (sos) concluded the investigation of the event.Sos evaluated the information provided by the customer and the available instrument data.The customer stated the issue was resolved and no other discordant results were reported.The customer is operational.The cause of the event is unknown.The device is performing within specifications.A potential product issue was not identified.No further evaluation is required.In section h6, the investigation findings and investigation conclusion codes were updated.Initial mdr 2432235-2025-00273 was filed on 13-oct-2025.

• Brand Name: ATELLICA CH URINARY/CEREBROSPINAL FLUID PROTEIN (UCFP)
• Common Device Name: BIURET (COLORIMETRIC), TOTAL PROTEIN
• Manufacturer (Section D): SIEMENS HEALTHCARE DIAGNOSTICS, INC.; 511 benedict avenue; tarrytown NY 10591 5097
• Manufacturer (Section G): SIEMENS HEALTHCARE DIAGNOSTICS INC.; 500 gbc drive po box 6101; registration # 2517506; newark DE 19714 6101
• Manufacturer Contact: isaac dashefsky ; 500 gbc drive; po box 6101; newark, DE 19714-6101 ; 9173315804
• MDR Report Key: 23279025
• Report Number: 2432235-2025-00273
• Device Sequence Number: 5506587
• Product Code: CEK
• UDI-Device Identifier: 00630414279206
• UDI-Public: (01)00630414279206(10)150091(17)260303
• Combination Product (Y/N): N
• Initial Reporter State: LA
• Initial Reporter Country: US
• PMA/510(K) Number: EXEMPT
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 10/20/2025

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 Expiration Date: 03/03/2026
• Device Model Number: N/A
• Device Catalogue Number: 11097543
• Device Lot Number: 150091
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 10/06/2025
• Supplement Date Received by Manufacturer: 10/14/2025
• Initial Report FDA Received Date: 10/15/2025
• Supplement Report FDA Received Date: 10/20/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/10/2025
• 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
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown