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

Catalog Number 06437281190

Device Problem Low Test Results (2458)

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

Event Date 11/01/2017

Event Type  malfunction  

Manufacturer Narrative

(b)(4).This event occurred in (b)(6).

Event Description

The customer received questionable thyroid results for one patient from cobas e 411 immunoassay analyzer serial number (b)(4).The results were reported outside of the laboratory and the physician asked for investigation of a nonspecific reaction because the ft3 and ft4 results are unbalanced compared to the tsh result.The sample was submitted for investigation and was tested on a cobas 8000 e 602 module and a cobas e 411 immunoassay analyzer there was no allegation of an adverse event.Medwatch for the issue include those with patient identifier = (b)(6).

Manufacturer Narrative

As no sample was available for further investigation, a specific root cause could not be determined.From the data provided, a general reagent issue could most likely be excluded.A possible root cause is an interfering factor with one or more components within the assay of one or both methods.

• Brand Name: FT4, FREE THYROXINE
• Type of Device: RADIOIMMUNOASSAY, FREE THYROXINE
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): ROCHE DIAGNOSTICS GMBH; sandhoferstrasse 116; na; mannheim (baden-wurttemberg) 68305 ; GM 68305
• Manufacturer Contact: michael leslie ; 9115 hague road; na; indianapolis, IN 46250 ; 3175214343
• MDR Report Key: 7141633
• MDR Text Key: 95822433
• Report Number: 1823260-2017-03116
• Device Sequence Number: 1
• Product Code: CEC
• Combination Product (y/n): N
• Reporter Country Code: JA
• PMA/PMN Number: K961489
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: foreign,health professional,u
• Reporter Occupation: Health Professional
• Type of Report: Initial,Followup
• Report Date: 01/11/2018

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 12/22/2017
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Catalogue Number: 06437281190
• Device Lot Number: 246825
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 12/14/2017
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: N
• Patient Sequence Number: 1
• Patient Age: 74 YR