FDA Adverse Event Malfunction Summary report: N

UNICEL DXC 800 SYNCHRON CLINICAL SYSTEM

MDR report key: 2252755 · Received September 9, 2011

Report

Report Number
2050012-2011-04308
Event Type
Malfunction
Date Received
September 9, 2011
Date of Event
December 14, 2009
Report Date
December 15, 2009
Manufacturer
BECKMAN COULTER, INC.
Product Code
JGS
PMA / PMN Number
K042291
Removal / Correction Number
Z-0863-2010
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

A BCI FSE (FIELD SERVICE ENGINEER) WAS DISPATCHED TO THE SITE AND FOUND THAT THE CUSTOMER HAD ALREADY CLEANED THE FLOW CELL AND RECALIBRATED THE SYSTEM. THE FSE DID NOT MAKE ANY REPAIRS OR REPLACE ANY PARTS. HOWEVER, HE DID CONFIRM THAT THE ISE SYSTEM WAS OPERATING WITHIN SPECIFICATIONS. A DEFINITIVE ROOT CAUSE WAS NOT DETERMINED. THIS IS 1 OF 119 INDIVIDUAL MEDWATCH REPORTS WHICH ARE RELATED TO THIS EVENT, IN ADDITION TO ONE THAT WAS SUBMITTED EARLIER IN 2009 (I.E. MEDWATCH NUMBER: 2050012-2009-00147), WHICH ACCOUNT FOR A TOTAL OF 120 PT RESULTS THAT WERE REPORTED OUT OF THE LAB. THIS REPORTABLE EVENT WAS IDENTIFIED DURING A RETROSPECTIVE REVIEW OF COMPLAINTS CONDUCTED BETWEEN JANUARY 1, 2008 TO OCTOBER 23, 2010 FOR ADD'L REPORTABLE EVENTS. THIS IS ONE OF ONE HUNDRED AND NINETEEN (119) SEPARATE MEDWATCH REPORTS BEING SUBMITTED, THAT IS RELATED TO A MEDWATCH SUBMITTED EARLIER (I.E. MDR 2050012-2009-00147), AS THIS EVENT INVOLVES 120 SEPARATE PT EVENTS THAT WERE REPORTED OUT OF THE LAB.

Description of Event or Problem · 1

THE CUSTOMER REPORTED TO BECKMAN COULTER, INC. (BCI) THAT ERRONEOUSLY LOW SODIUM (NA) RESULTS WERE OBTAINED ON THEIR UNICEL DXC 800 INSTRUMENT AND THAT THE RESULTS WERE REPORTED OUT OF THE LABORATORY. PRIOR TO THE EVENT, THE ISE (ION-SELECTIVE ELECTRODE) BUFFER AND REFERENCE REAGENTS WERE REPLACED AND THE ISE SYSTEM WAS CALIBRATED. HOWEVER, THE QC (QUALITY CONTROL) CHECK WAS NOT RUN. PT SAMPLES WERE RUN, RESULTS RANGING FROM 122-130 MMOL/L WERE OBTAINED AND REPORTED OUT OF THE LAB. WHEN A PHYSICIAN QUESTIONED THE LOW NA RESULTS, THE LAB RECALIBRATED THE ISE SYSTEM AND QC WAS RUN AND FOUND TO BE OUT OF RANGE. THE CUSTOMER CLEANED THE FLOW CELL, RECALIBRATED THE ISE SYSTEM AND RAN THE QC CHECK AGAIN. THE QC RESULTS WERE WITHIN THE LAB'S ESTABLISHED RANGES. THE PT SAMPLES WERE RERUN, THE REPEATED RESULTS WERE FOUND TO BE HIGHER (IN THE RANGE 134-141 MMOL/L), AND THE CUSTOMER AMENDED AND FILED 120 CORRECTED REPORTS. NO PT OR SAMPLE DATA WAS PROVIDED BY THE CUSTOMER. WHILE THERE IS NO REPORT OF ANY ADVERSE EVENT OR SERIOUS INJURY RELATED TO THIS EVENT, IT IS UNK WHETHER THERE WAS ANY CHANGE TO PT TREATMENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 UNICEL DXC 800 SYNCHRON CLINICAL SYSTEM JGS BECKMAN COULTER, INC. NA NA

Patients

Seq Age Sex Outcome Treatment
1 UNK