inforMED
MalfunctionJGS

SODIUM ELECTRODE

Received Aug 26, 2024 · Event occurred Aug 2, 2024

Report 1823260-2024-02478 · MDR key 20069122

Device

Generic name

Electrode, Ion Specific, Sodium

Manufacturer

Roche Diagnostics

Catalog number

21029371001

Lot number

ASKU

Product problems

  • Low Test Results
  • Low Test Results

Patient

NA · Unknown

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

Narrative

Additional Manufacturer Narrative

THE INTEGRA 400 PLUS ANALYZER SERIAL NUMBER WAS (B)(6).

Description of Event or Problem

THE INITIAL REPORTER COMPLAINED OF LOW RESULTS FOR AN UNSPECIFIED NUMBER OF PATENT SAMPLES TESTED FOR SODIUM ELECTRODE (NA) ON A COBAS INTEGRA 400 PLUS ANALYZER. AN EXAMPLE OF DISCREPANT RESULTS WAS PROVIDED FOR 1 PATIENT SAMPLE. THE RESULT FROM THE INTEGRA 400 PLUS ANALYZER WAS 133 MMOL/L. THE RESULT FROM THE CUSTOMER'S COBAS 6000 SYSTEM WAS 140 MMOL/L.

Additional Manufacturer Narrative

THE CUSTOMER DID NOT PROVIDE ANY ADDITIONAL INFORMATION FOR THE INVESTIGATION. THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED.