inforMED
MalfunctionLCP

TINA-QUANT HEMOGLOBIN A1CDX GEN. 3

Received Sep 18, 2023 · Event occurred Jul 7, 2023

Report 1823260-2023-02997 · MDR key 17763587

Device

Generic name

Glycosylated Hemoglobin Assay

Manufacturer

Roche Diagnostics

Catalog number

08056668190

Lot number

698253

Product problems

  • Non Reproducible Results
  • Non Reproducible Results

Patient

Unknown

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

Narrative

Description of Event or Problem

THE INITIAL REPORTER RECEIVED QUESTIONABLE HBA1C RESULTS FROM ABOUT 7 TO 10 PATIENT SAMPLES TESTED ON THE COBAS PRO C 503 ANALYTICAL UNIT. THE INITIAL RESULTS WERE REPORTED TO THE PATIENTS. THE REPORTER STATED THAT THE RESULTS OF THE 7-10 SAMPLES WERE HIGH - BETWEEN 8-10%. THE REPORTER STATED THAT THE PATIENTS ALLEGED THAT THEY HAVE A NON-DIABETIC HISTORY AND THAT THEY RETESTED BY THEMSELVES AT OTHER SITES AND THE RESULTS WERE NORMAL.

Additional Manufacturer Narrative

THE SERIAL NUMBER OF THE CUSTOMER'S COBAS PRO C 503 ANALYTICAL UNIT IS (B)(6) . THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative

THE INVESTIGATION REVIEWED THE ALARM TRACE. THERE WERE FREQUENT "ABNORMAL ASPIRATION" ALARMS AND MULTIPLE "STD.E", "SAMP.S" CALIBRATION FAILURES. THESE ALARMS POINT TO MAINTENANCE/HARDWARE PERFORMANCE ISSUES. BASED ON THE INFORMATION PROVIDED, THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED.