inforMED
MalfunctionMZU

MODULAR ANALYTICS CORE

Received Jul 15, 2009 · Event occurred Jun 30, 2009

Report 1823260-2009-04949 · MDR key 1480609

Device

Generic name

Clinical Chemistry Analyzer - Jje

Manufacturer

Roche Diagnostics

Model number

MODULAR CORE

Catalog number

03739198001

Product problems

  • Low Test Results

Patient

Not reported

  • Unknown (for use when the patient's condition is not known)

Narrative

Description of Event or Problem

CUSTOMER STATES SHE RECEIVED ERRONEOUS RESULTS FOR SODIUM AND SHE RERAN OVER 20 SAMPLES. SHE PROVIDED ONLY THE FOLLOWING 3 PATIENT RESULTS: PATIENT 1, ORIGINAL RESULT 134, REPEAT 140MMOL PER L. PATIENT 2, ORIGINAL RESULT 126, REPEAT 140 MMOL PER L. PATIENT 3, ORIGINAL RESULT 134, REPEAT 149 MMOL PER L. CUSTOMER STATES NONE OF THE ERRONEOUS RESULTS WERE RELEASED TO PHYSICIANS FOR TREATMENT.

Additional Manufacturer Narrative

THE FIELD SERVICE REPRESENTATIVE DETERMINED A DEFECTIVE SIPPER NOZZLE WAS THE CAUSE OF THE DISCREPANCIES AND HE REPLACED THE SIPPER NOZZLE. HE ALSO REPLACED SYRINGE SEALS, PERFORMED ISE SYSTEM CLEANING AND CLEANED VACUUM LINE. HE PERFORMED ISE CHECK AND RAN CALIBRATION AND CONTROLS TO VERIFY ANALYZER OPERATION.