inforMED
MalfunctionJJQ

IMMULITE 2000

Received Jan 3, 2018 · Event occurred Dec 7, 2017

Report 2247117-2018-00001 · MDR key 7162122

Device

Generic name

Immulite 2000

Model number

IMMULITE 2000

Product problems

  • Adverse Event Without Identified Device or Use Problem
  • Adverse Event Without Identified Device or Use Problem

Patient

Not reported

  • No Known Impact Or Consequence To Patient
  • No Known Impact Or Consequence To Patient

Narrative

Additional Manufacturer Narrative

THE CUSTOMER CONTACTED THE SIEMENS CUSTOMER CARE CENTER (CCC). THE CCC SPECIALIST REVIEWED ADJUSTMENT GUIDELINES WITH THE CUSTOMER. THE CUSTOMER READJUSTED THE KIT LOT WITH A FRESH SET OF ADJUSTORS AND ADJUSTMENT SLOPE RETURNED TO HISTORICAL PERFORMANCE AND QUALITY CONTROL (QC) RESULTED IN RANGE. THE CAUSE FOR THE CUSTOMER TO REPORT PATIENT RESULTS WHILE QC WAS OUT OF RANGE IS DUE TO USER ERROR. THE INSTRUMENT IS PERFORMING ACCORDING TO SPECIFICATIONS. NO FURTHER EVALUATION OF THE DEVICE IS REQUIRED.

Description of Event or Problem

DISCORDANT THYROID STIMULATING HORMONE (TSH) RESULTS WERE OBTAINED ON MULTIPLE PATIENT SAMPLES ON AN IMMULITE 2000 INSTRUMENT WHEN QUALITY CONTROL (QC) LEVEL 1 WAS OUT OF RANGE LOW. AND THIS IS DOCUMENTED IN THE DATA LOGS. THESE DISCORDANT RESULTS WERE REPORTED TO THE PHYSICIAN(S), WHO DID NOT QUESTION THE RESULTS. THE SAME SAMPLES WERE REPEATED ON AN ALTERNATE IMMULITE 2000 INSTRUMENT. THE CORRECTED RESULTS WERE REPORTED TO THE PHYSICIAN(S). THERE ARE NO REPORTS OF PATIENT INTERVENTION OR ADVERSE HEALTH CONSEQUENCE DUE TO THE DISCORDANT TSH RESULTS.