MAUDE Adverse Event Report: ROCHE DIAGNOSTICS ELECSYS FT4 III ASSAY; RADIOIMMUNOASSAY, FREE THYROXINE

Model Number FT4 G3

Device Problem Incorrect, Inadequate or Imprecise Result or Readings (1535)

Patient Problem No Consequences Or Impact To Patient (2199)

Event Date 09/17/2020

Event Type  malfunction  

Manufacturer Narrative

This event occurred in (b)(6).The investigation is ongoing.

Event Description

The initial reporter received questionable elecsys ft4 iii assay results for 1 patient sample on a cobas e 801 module, serial number (b)(4).This medwatch covers the alleged results for the ft4 assay.Please refer to medwatch mdr-(b)(4) for the alleged tsh assay results and mdr-(b)(4) for the alleged ft3 assay results.See highlighted section of attachment "(b)(4).Pdf" for patient results.The results were reported to the patient's physician, who requested the sample test be repeated.

Manufacturer Narrative

The customer's sample was returned for investigation.No interfering factors for the ft4 reagent were detected in the sample.The investigation did not identify a product problem.The cause of the event could not be determined.

• Brand Name: ELECSYS FT4 III ASSAY
• Type of Device: RADIOIMMUNOASSAY, FREE THYROXINE
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• MDR Report Key: 10678530
• MDR Text Key: 211309642
• Report Number: 1823260-2020-02544
• Device Sequence Number: 1
• Product Code: CEC
• Combination Product (y/n): N
• PMA/PMN Number: K131244
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: foreign,health professional,u
• Type of Report: Initial,Followup
• Report Date: 12/22/2020

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
• Device Operator: Health Professional
• Device Model Number: FT4 G3
• Device Catalogue Number: 07976887190
• Device Lot Number: ASKU
• Was Device Available for Evaluation?: Yes
• Initial Date Manufacturer Received: 09/18/2020
• Initial Date FDA Received: 10/14/2020
• Supplement Dates Manufacturer Received: 09/18/2020
• Supplement Dates FDA Received: 12/22/2020
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1