inforMED
MalfunctionLCP

TINA-QUANT HEMOGLOBIN A1CDX GEN. 3

Received Nov 8, 2024 · Event occurred Oct 16, 2024

Report 1823260-2024-03242 · MDR key 20641397

Device

Generic name

Glycosylated Hemoglobin Assay

Manufacturer

Roche Diagnostics

Catalog number

08445699190

Lot number

733772

Product problems

  • High Test Results
  • High Test Results

Patient

NA · Unknown

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

Narrative

Additional Manufacturer Narrative

THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED DUE TO INSUFFICIENT INFORMATION.

Additional Manufacturer Narrative

THE COBAS PURE C 303 ANALYTICAL UNIT SERIAL NUMBER WAS (B)(6). NUMEROUS "ABNORMAL ASPIRATION" AND "SAMPLE SHORT" ERRORS WERE PRESENT IN THE ANALYZER ALARM TRACE. THIS MAY INDICATE POOR SAMPLE QUALITY AND A PREANALYTIC ISSUE AT THE CUSTOMER SITE. THE INVESTIGATION IS ONGOING.

Description of Event or Problem

THERE WAS AN ALLEGATION OF QUESTIONABLE TINA-QUANT HEMOGLOBIN A1CDX GEN. 3 RESULTS FROM THE COBAS PURE C 303 ANALYTICAL UNIT. THE INITIAL RESULT WAS 6.46 %. THE REPEAT RESULT ON THE SAME ANALYZER WAS 6.03 %. THE REPEAT RESULT USING A COBAS C311 ANALYZER AND REAGENT LOT 765161 WAS 5.3 %. THIS RESULT WAS BELIEVED TO BE CORRECT.