MAUDE Adverse Event Report: ABBOTT IRELAND DIAGNOSTICS DIVISION ARCHITECT TOTAL B-HCG; SYSTEM, TEST, HUMAN CHORIONIC GONADOTROPIN

Catalog Number	07K78-25
Medical Device Problem Code	False Positive Result (1227)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/08/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
An evaluation is in process.A follow up report will be submitted when the evaluation is complete.All available patient information was included.Additional patient details are not available.
Event or Problem Description
The customer reported a false positive architect total b-hcg result on a patient.The following results were provided: on (b)(6) 2025, sid (b)(6) = 329.72 / repeat was negative.No impact to patient management was reported.
Additional Manufacturer Narrative
Return testing was not completed as returns were not available.Manufacturing documentation for the likely cause lot did not identify any issues associated with the complaint issue.The ticket search determined that there is no increase in complaint activity for this lot number.The overall performance of architect total ss-hcg reagents in the field was reviewed using data gathered from customers worldwide.The number of standard deviations to the cut-off and the median of the negative populations is within the established limits and within the historical range of the architect total b-hcg assay.A review of the product labeling concluded that the issue is sufficiently addressed.Based on the investigation no systemic issue or product deficiency was identified for the architect total b-hcg lot# 67166ud00.
Event or Problem Description
The customer reported a false positive architect total b-hcg result on a patient.The following results were provided: on (b)(6) 2025, sid (b)(6) = 329.72 / repeat was negative.No impact to patient management was reported.

• Brand Name: ARCHITECT TOTAL B-HCG
• Common Device Name: SYSTEM, TEST, HUMAN CHORIONIC GONADOTROPIN
• Manufacturer (Section D): ABBOTT IRELAND DIAGNOSTICS DIVISION; lisnamuck; co. longford; longford N39E9 32; EI N39E932
• Manufacturer (Section G): ABBOTT IRELAND DIAGNOSTICS DIVISION; lisnamuck; co. longford; longford N39E9 32; EI N39E932
• Manufacturer Contact: nicole jenne ; max-planck-ring 2; post market surveillance; wiesbaden 65205 ; GM 65205 ; 6122582960
• MDR Report Key: 22104635
• Report Number: 3005094123-2025-00262
• Device Sequence Number: 8233478
• Product Code: DHA
• UDI-Device Identifier: 00380740014964
• UDI-Public: (01)00380740014964(17)250920(10)67166UD00
• Combination Product (Y/N): N
• Initial Reporter Country: IS
• PMA/510(K) Number: K983424
• 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
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 07/07/2025

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: 09/20/2025
• Device Catalogue Number: 07K78-25
• Device Lot Number: 67166UD00
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/11/2025
• Supplement Date Received by Manufacturer: 07/02/2025
• Initial Report FDA Received Date: 05/29/2025
• Supplement Report FDA Received Date: 07/07/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 10/09/2024
• 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
• Concomitant Medical Products and Therapy/Usage Dates: ARC I1000SR MOD, 01L86-01, (B)(6); ARC I1000SR MOD, 01L86-01, (B)(6)
• Patient Sex: Unknown