FDA Adverse Event Malfunction Summary report: N

UNICEL® DXI 800 ACCESS® IMMUNOASSAY ANALYZER

MDR report key: 1953337 · Received January 8, 2011

Report

Report Number
2122870-2011-00017
Event Type
Malfunction
Date Received
January 8, 2011
Date of Event
December 8, 2010
Report Date
December 9, 2010
Manufacturer
BECKMAN COULTER, INC.
Product Code
JJE
PMA / PMN Number
K023764
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MN, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

QC WAS WITHIN THE ESTABLISHED RANGES. SERVICE WAS NOT DISPATCHED FOR THIS EVENT. THE CUSTOMER WAS NOT QUESTIONING INSTRUMENT PERFORMANCE. THE PATIENT SAMPLE IS NOT AVAILABLE FOR INVESTIGATION BY BCI. ALTHOUGH A PATIENT SOURCE INTERFERENT IS CONSIDERED A LIKELY ROOT CAUSE, A DEFINITIVE ROOT CAUSE FOR THIS EVENT HAS NOT BEEN DETERMINED TO DATE.

Description of Event or Problem · 1

A CUSTOMER CONTACTED BECKMAN COULTER INC. (BCI) IN REGARDS TO AN ERRONEOUSLY ELEVATED THYROID STIMULATING HORMONE (HTSH) RESULT ABOVE THE NORMAL REFERENCE RANGE GENERATED BY ACCESS 2 IMMUNOASSAY ANALYZER FOR ONE PATIENT. THE RESULT WAS NOT REPORTED OUT OF THE LABORATORY. REPEAT TESTING ON THE SAMPLE AFTER TREATED WITH A HBT (HETEROPHILE BLOCKING TUBE) PRODUCED A RESULT WITHIN THE NORMAL REFERENCE RANGE. SUBSEQUENT TESTING BY ANOTHER METHODOLOGY PRODUCED A RESULT BELOW THE NORMAL REFERENCE RANGE. IT IS UNKNOWN WHICH RESULT WAS DETERMINED TO BE CORRECT. THERE WAS NO EFFECT TO THE PATIENT TREATMENT BASED ON THE ERRONEOUSLY ELEVATED RESULT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 UNICEL® DXI 800 ACCESS® IMMUNOASSAY ANALYZER DISCRETE PHOTOMETRIC CHEMISTRY ANALYZER JJE BECKMAN COULTER, INC. DXI 800 NA

Patients

Seq Age Sex Outcome Treatment
1