inforMED
MalfunctionJJQ

IMMULITE

Received Feb 2, 2017 · Event occurred Jan 8, 2017

Report 2247117-2017-00011 · MDR key 6298022

Device

Generic name

Immulite

Model number

IMMULITE

Product problems

  • Mechanical Problem
  • Mechanical Problem

Patient

Not reported

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

Narrative

Additional Manufacturer Narrative

A SIEMENS CUSTOMER SERVICE ENGINEER (CSE) SPECIALIST WAS DISPATCHED TO THE CUSTOMER SITE. AFTER EVALUATING THE INSTRUMENT, THE CSE DETERMINED THAT THE INSTRUMENT HAD ONGOING SYRINGE ERRORS. THE CSE REPLACED THE SYRINGE PUMP AND THE ISSUE RESOLVED. A SIEMENS HEADQUARTERS SUPPORT CENTER (HSC) SPECIALIST REVIEWED THE SERVICE REPORT AND STATED THAT THE FAULTY SYRINGE PUMP MAY HAVE CAUSED THE DISCORDANT RESULTS DUE TO THE INACCURATE DISPENSE AND ASPIRATION VOLUMES. QUALITY CONTROLS AND PATIENT SAMPLES HAVE BEEN RUNNING AS EXPECTED AFTER THE TROUBLESHOOTING WAS PERFORMED BY THE CSE. THE CAUSE OF THE DISCORDANT PROGESTERONE RESULTS ON TWO PATIENT SAMPLES IS UNKNOWN. THE INSTRUMENT IS PERFORMING ACCORDING TO THE SPECIFICATIONS. NO FURTHER EVALUATION OF THIS DEVICE IS REQUIRED.

Description of Event or Problem

DISCORDANT PROGESTERONE RESULTS WERE OBTAINED ON TWO PATIENT SAMPLES ON AN IMMULITE INSTRUMENT. THE SAMPLES WERE REPEATED TWICE ON THE SAME INSTRUMENT, RESULTING HIGHER ON THE FIRST REPEAT AND LOWER ON THE SECOND REPEAT RUN. ALL RESULTS WERE REPORTED TO THE PHYSICIAN(S), WHO QUESTIONED THEM. THE PHYSICIAN(S) ACCEPTED THE HIGHER PROGESTERONE RESULTS FOR BOTH PATIENTS. THERE ARE NO KNOWN REPORTS OF PATIENT INTERVENTION OR ADVERSE HEALTH CONSEQUENCES DUE TO THE DISCORDANT PROGESTERONE RESULTS.