FDA Adverse Event Malfunction Summary report: N

GALILEO

MDR report key: 1022989 · Received April 3, 2008

Report

Report Number
1034569-2008-00089
Event Type
Malfunction
Date Received
April 3, 2008
Date of Event
March 12, 2008
Report Date
March 24, 2008
Manufacturer
IMMUCOR, INC.
Product Code
KSZ
PMA / PMN Number
BK040013
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NJ, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Additional Manufacturer Narrative · 1

INSTRUMENT IMAGES WERE REVIEWED; THE UNEXPECTED RESULTS WERE CONFIRMED. TESTING PERFORMED WITH RETENTION ANTI-A, LOT 101673, 101674 WITH IN HOUSE DONOR SAMPLES REVEALED TYPE A RED CELL STICKING IN THE ANTI-A WELLS. TO PREVENT THE STICKING, IN HOUSE STUDIES FOUND THAT PIPETTING THE REAGENTS INTO THE WELLS BEFORE THE SAMPLE RED CELLS GREATLY REDUCED THE STICKING. IN HOUSE COMPARISON TESTING OF THE NEW REAGENT-FIRST PIPETTING ORDER TO THE EXISTING SAMPLE-FIRST PIPETTING ORDER SHOWED NO UNEXPECTED NEGATIVE ANTI-A REACTIONS WITH THE NEW PIPETTING ORDER. SOME UNEXPECTED NEGATIVE REACTIONS WERE OBSERVED DURING TESTING WITH THE CURRENT ASSAY. CUSTOMERS WERE NOTIFIED OF THE MODIFICATION TO THE ASSAY ON 9/20/07.THIS FACILITY DID NOT HAVE THE MODIFIED ABO ASSAY SOFTWARE INSTALLED. CUSTOMER LOADED THE MODIFIED ASSAY. SINCE LOADING THE FWD ASSAY MODIFICATION, THEY REPORTED THE ISSUES HAVE NOT REOCCURRED. ACCORDING TO THE GALILEO OPERATOR MANUAL, FORWARD ONLY ABO-RH TESTING HAS A HIGHER RISK OF MISTYPE DUE TO THE ABSENCE OF THE REVERSE TYPE RESULTS. HAZARDOUS MISTYPES MAY OCCUR, SUCH AS AN A SAMPLE BEING INTERPRETED AS A GROUP AB, OR AN RH (D) NEGATIVE SAMPLE BEING INTERPRETED AS RH(D) POSITIVE. FOR THIS REASON, ABO-RH RESULTS SHOULD ALWAYS BE COMPARED TO THE PATIENT OR DONOR'S HISTORY.

Description of Event or Problem · 1

CUSTOMER REPORTED AN ABO MISTYPE ON THE GALILEO. A PATIENT HISTORICALLY TYPED AS AN A POSITIVE, BUT TYPED AS AN O POSITIVE ON THE GALILEO. THE SAMPLE WAS REPEATED AND GAVE THE EXPECTED REACTIONS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 GALILEO AUTOMATED BLOOD BANK ANALYZER KSZ IMMUCOR, INC. 10054

Patients

Seq Age Sex Outcome Treatment
1