MAUDE Adverse Event Report: ROCHE DIAGNOSTICS ELECSYS CA 19-9; CARBOHYDRATE ANTIGEN (CA19-9) TEST SYSTEM

Catalog Number	07027028190
Medical Device Problem Codes	Incorrect, Inadequate or Imprecise Result or Readings (1535); High Test Results (2457); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/15/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The cobas e 801 analytical unit serial number was (b)(6).The investigation is ongoing.
Event or Problem Description
There was an allegation of questionable elecsys ca 19-9 results from the cobas e 801 analytical unit.The initial result was 45.4 u/ml.The repeat result was 4.18 u/ml.The questionable result was not reported outside of the laboratory.The repeat result was believed correct.
Additional Manufacturer Narrative
The investigation did not identify a product problem.The specific cause of the event could not be determined.A general reagent problem was not present, because the qc before the event was within range.

• Brand Name: ELECSYS CA 19-9
• Common Device Name: CARBOHYDRATE ANTIGEN (CA19-9) TEST SYSTEM
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): ROCHE DIAGNOSTICS GMBH; sandhofer strasse 116; mannheim (baden-wurttemberg) 68305 ; GM 68305
• Manufacturer Contact: amy nelson ; 9115 hague road; indianapolis, IN 46250
• MDR Report Key: 19483553
• Report Number: 1823260-2024-01703
• Device Sequence Number: 12743700
• Product Code: NIG
• UDI-Device Identifier: 04015630939640
• UDI-Public: 04015630939640
• Combination Product (Y/N): Y
• Initial Reporter Country: PO
• PMA/510(K) Number: K050231
• 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,Followup
• Report Date (Section B): 07/10/2024

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: 03/31/2025
• Device Catalogue Number: 07027028190
• Device Lot Number: 736768
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 05/15/2024
• Supplement Date Received by Manufacturer: 07/10/2024
• Initial Report FDA Received Date: 06/07/2024
• Supplement Report FDA Received Date: 07/10/2024
• 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