inforMED
MalfunctionCEC

ELECSYS FT4 IV

Received Apr 27, 2026

Report 1823260-2026-01646 · MDR key 25002387

Device

Generic name

Free Thyroxine

Manufacturer

Roche Diagnostics

Model number

FT4 IV

Catalog number

09043284190

Lot number

ASKU

Product problems

  • Incorrect, Inadequate or Imprecise Result or Readings
  • High Test Results
  • Low Test Results

Patient

NA · Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

1. SUMMARY OF INVESTIGATION RESULTS: THE INVESTIGATION IS ONGOING. 2. SUMMARY OF FOLLOW UP/CORRECTIVE ACTIONS TAKEN: SAMPLES FROM THE PATIENT WERE PROVIDED FOR INVESTIGATION. 3. DEVICE RETURNED TO MANUFACTURER? NO. 4. DEVICE LABELED "FOR SINGLE USE?" NO. 5. DEVICE REPROCESSED AND REUSED? NO.

Description of Event or Problem

1. DESCRIBE THE EVENT: THERE WAS AN ALLEGATION ABOUT QUESTIONABLE RESULTS FOR TWO SAMPLES COLLECTED FROM ONE PATIENT TESTED WITH ELECSYS FT4 IV ON A COBAS E 801 ANALYTICAL UNIT. 2. PATIENT AGE RANGE: 80 YEARS. 3. PATIENT WEIGHT RANGE: ASKU. 4. PATIENT SEX BREAKDOWN: MALE. 5. PATIENT RACE BREAKDOWN: ASKU. 6. PATIENT ETHNICITY BREAKDOWN: ASKU.