FDA Adverse Event Malfunction Summary report: N

SYNCHRON LX20 PRO CLINICAL SYSTEM

MDR report key: 1338575 · Received December 19, 2008

Report

Report Number
2050012-2008-00088
Event Type
Malfunction
Date Received
December 19, 2008
Date of Event
November 25, 2008
Report Date
December 19, 2008
Manufacturer
BECKMAN COULTER, INC.
Product Code
JJE
PMA / PMN Number
K965240
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
AL, US
Reporter Occupation
NO INFORMATION

Narratives

Additional Manufacturer Narrative · 1

THE SPECIMEN WAS DRAWN IN A 13X100 SST TUBE AND HAD BEEN STORED IN THE REFRIGERATOR FOR 7 HOURS. PRIOR TO THE EVENT, THE ION SELECTIVE ELECTRODE (ISE) SYSTEM HAD BEEN CALIBRATED AND THE ISE QC RESULTS WERE WITHIN THE LAB'S ESTABLISHED RANGES. IN 2008, THE CUSTOMER NOTICED BUBBLES IN THE FLOW CELL. A FIELD SERVICE ENGINEER (FSE) WAS DISPATCHED: THE FSE CLEANED THE FLOW CELL AND REGENT LINE, AND REPLACED NA, K, AND CL ELECTRODES. A CULTURE TAKEN THE SAME DAY, WAS POSITIVE FOR BACTERIAL GROWTH AND THE ISE SYSTEM WAS DECONTAMINATED. THE FOLLOWING MONTH, THE CUSTOMER REPORTED ISE CALIBRATION FAILURES AND THE RATIO PUMP WAS REPLACED THE NEXT DAY. AS OF SIX DAYS LATER, THERE HAVE BEEN NO FURTHER PROBLEMS WITH THE ISE PERFORMANCE. ALTHOUGH THE FSE DECONTAMINATED THE ISE SYSTEM AND REPLACED SEVERAL HARDWARE COMPONENTS, A CLEAR ROOT CAUSE FOR THIS EVENT HAS NOT BEEN DETERMINED TO DATE. A MALFUNCTION WILL BE ASSUMED FOR THE PURPOSE OF THIS REPORT.

Description of Event or Problem · 1

A CUSTOMER CONTACTED BECKMAN COULTER INC. (BCI) REGARDING AN ERRONEOUSLY ELEVATED POTASSIUM (K) RESULT GENERATED BY THE SYNCHRON LX20 PRO CLINICAL SYSTEM FOR A SINGLE PT. CUSTOMER INDICATED THAT A PT SAMPLE WAS TESTED FOR K AND A RESULT OF 5.2MMOL/L WAS REPORTED OUT OF THE LAB. THE PT WAS SENT BY THE PHYSICIAN TO AN EMERGENCY ROOM (ER) FOR EVAL. THE PT WA REDRAWN AT A DIFFERENT HOSPITAL AND K RESULT WAS NORMAL, 4.6MMOL/L. NO ADDITIONAL INFORMATION IS AVAILABLE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 SYNCHRON LX20 PRO CLINICAL SYSTEM CLINICAL CHEMISTRY ANALYZER JJE BECKMAN COULTER, INC. LX20 PRO NA

Patients

Seq Age Sex Outcome Treatment
1 NA