inforMED
MalfunctionLCP

TINA-QUANT HEMOGLOBIN A1CDX GEN. 3

Received Nov 20, 2023 · Event occurred Oct 28, 2023

Report 1823260-2023-03688 · MDR key 18172801

Device

Generic name

Glycosylated Hemoglobin Assay

Manufacturer

Roche Diagnostics

Catalog number

07559674190

Lot number

66519701

Product problems

  • High Test Results
  • Output Problem
  • High Test Results
  • Output Problem

Patient

Unknown

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

Narrative

Additional Manufacturer Narrative

THE FIELD SERVICE ENGINEER (FSE) FOUND THAT THE CUVETTE CELL SEGMENT WAS NOT ADJUSTED PROPERLY WHICH AFFECTED PIPETTING, WASHING, AND MIXING FUNCTIONS. THE CLOSED TUBE SAMPLING (CTS) PROBE WAS REPLACED. CALIBRATION AND QC WERE ACCEPTABLE. THE INVESTIGATION DETERMINED THE EVENT WAS DUE TO A MAINTENANCE ISSUE.

Additional Manufacturer Narrative

THE C513 ANALYZER SERIAL NUMBER WAS (B)(6).

Description of Event or Problem

THE INITIAL REPORTER COMPLAINED OF A DISCREPANT HIGH RESULT FOR 1 PATIENT SAMPLE TESTED FOR TINA-QUANT HEMOGLOBIN A1CDX GEN. 3 (A1CX3) ON A COBAS C 513 ANALYZER. THE INITIAL RESULT WAS 14.2%. THE REPEAT RESULT WAS 6.3%. THE REPEAT RESULT WAS BELIEVED TO BE CORRECT.