inforMED
MalfunctionLCP

TINA-QUANT HEMOGLOBIN A1CDX GEN. 3

Received Apr 5, 2023 · Event occurred Mar 2, 2023

Report 1823260-2023-01096 · MDR key 16681835

Device

Generic name

Glycosylated Hemoglobin Assay

Manufacturer

Roche Diagnostics

Model number

NA

Catalog number

08445699190

Lot number

ASKU

Product problems

  • Incorrect, Inadequate or Imprecise Result or Readings
  • High Test Results
  • Non Reproducible Results
  • Incorrect, Inadequate or Imprecise Result or Readings
  • High Test Results
  • Non Reproducible Results

Patient

Unknown

  • No Clinical Signs, Symptoms or Conditions
  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

THE DEVICE CODE WAS UPDATED. THE INVESTIGATION DETERMINED THE CUSTOMER'S ACTIONS (REPLACING THE REAGENT PACK AND FORCING A NEW LOT CALIBRATION) RESOLVED THE ISSUE.

Description of Event or Problem

WE RECEIVED AN ALLEGATION OF QUESTIONABLE RESULTS FOR 1 PATIENT SAMPLE TESTED WITH A1CX3 ASSAY ON A COBAS PRO C 503 ANALYTICAL UNIT SERIAL NUMBER (B)(4). THE FOLLOWING RESULTS WERE REPORTED: INITIAL RESULT: 10.8%, REPEATED RESULT: 9.5%. THE RESULTS WERE REPORTED OUTSIDE OF THE LABORATORY. THE REPEATED RESULT OF 9.5% DEEMED TO BE CORRECT.

Additional Manufacturer Narrative

THE FIELD SERVICE ENGINEER FOUND THAT A1C QC WAS OUT OF RANGE. THE CUSTOMER REPLACED THE CALIBRATOR WITH A NEW LOT. QC WAS PERFORMED AND IT WAS WITHIN THE NORMAL RANGE.