MAUDE Adverse Event Report: A.I.D.D LONGFORD ARCHITECT TOTAL B-HCG REAGENT KIT; SYSTEM, TEST, HUMAN CHORIONIC GONADOTROPIN

Model Number 7K78-30

Device Problem False Positive Result (1227)

Patient Problem No Known Impact Or Consequence To Patient (2692)

Event Date 12/11/2020

Event Type  malfunction  

Manufacturer Narrative

An evaluation is in process.A follow-up report will be submitted when the evaluation is complete.Patient identifier was truncated; full sid is (b)(6).

Event Description

The customer generated a falsely elevated architect total b-hcg result for one patient.The following information was provided: sid (b)(6) initial result: 69.43 miu/ml, retest 94.23, 90.7, 83.49, 90.23 and 90.3 miu/ml (positive) retest on roche platform: 92.9 miu/ml (positive).New draw (sid unknown), retest on architect: <1.2 miu/ml, retest <1.2 miu/ml and <1.2 miu/ml (negative).The patient is a (b)(6) year old female with abnormal uterine bleeding/severe anemia.The patient had undergone a blood transfusion prior to the initial blood draw.No impact to patient management was reported.

Manufacturer Narrative

A review of tickets was performed for reagent lot number 11237ui00.The ticket search determined that there is elevated complaint activity for the reagent lot.A review of tracking and trending did not identify any trends for the complaint issue.Return testing was not completed as returns were not available.A retained reagent kit of lot number 11237ui00 was tested.All specifications were met during completion of the protocol, demonstrating that the lot is performing acceptably.A review of the manufacturing documentation did not identify any issues associated with the complaint issue.A review of labeling concluded that the issue is sufficiently addressed.Based on the investigation no systemic issue or deficiency of the architect total b-hcg reagent lot 11237ui00 was identified.

• Brand Name: ARCHITECT TOTAL B-HCG REAGENT KIT
• Type of Device: SYSTEM, TEST, HUMAN CHORIONIC GONADOTROPIN
• Manufacturer (Section D): A.I.D.D LONGFORD; lisnamuck; co. longford; longford N39E9 32; EI N39E932
• MDR Report Key: 11041456
• MDR Text Key: 241231011
• Report Number: 3005094123-2020-00287
• Device Sequence Number: 1
• Product Code: DHA
• UDI-Device Identifier: 00380740014971
• UDI-Public: 00380740014971
• Combination Product (y/n): N
• PMA/PMN Number: K983424
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: foreign,health professional
• Type of Report: Initial,Followup
• Report Date: 02/26/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 12/18/2020
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Expiration Date: 01/06/2021
• Device Model Number: 7K78-30
• Device Catalogue Number: 07K78-30
• Device Lot Number: 11237UI00
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 02/02/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Treatment: ARC I2000SR INST, 03M74-02, ISR62968; ARC I2000SR INST, 03M74-02, ISR62968
• Patient Age: 15 YR