FDA Adverse Event Malfunction Summary report: N

ABS 2000

MDR report key: 910314 · Received September 12, 2007

Report

Report Number
1034569-2007-00223
Event Type
Malfunction
Date Received
September 12, 2007
Date of Event
August 16, 2007
Report Date
September 11, 2007
Manufacturer
IMMUCOR, INC.
Product Code
KSZ
PMA / PMN Number
BK960019
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NJ, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Additional Manufacturer Narrative · 1

REVIEW OF THE INSTRUMENT RESULTS FILES CONFIRMED THE CUSTOMER'S RESULTS. TESTING OF IN-HOUSE DONOR SAMPLES OF VARIOUS RH PHENOTYPES, INCLUDING WEAK D CELLS, ON AN IN-HOUSE ABS2000 AND IN HA, USING RETENTION ANTI-D SERIES 4, LOT 504692, AND ANTI-D SERIES 5, LOT 505546 RESULTED IN EXPECTED REACTIVITY. THE RETURNED SAMPLES WERE TESTED WITH RETENTION ANTI-D SERIES 4, LOT 504692, AND ANTI-D SERIES 5, LOT 505546, ON AN IN-HOUSE ABS2000. THE SAMPLES TYPED AS O, RH-NEGATIVE; ONE SAMPLE WAS SEVERELY HEMOLYZED. THE SAMPLES WERE TESTED IN HA WITH RETENTION ANTI-D SERIES 4, LOT 504692, AND ANTI-D SERIES 5, LOT 505546, AND WITH OTHER MANUFACTURERS' ANTI-D BLOOD GROUPING REAGENTS. THE SAMPLES EXHIBITED NO REACTIVITY WITH ALL ANTI-D REAGENTS TESTED. THE CUSTOMER'S TYPING OF O, RH-NEGATIVE WAS CONFIRMED. THE CUSTOMER DID NOT RETURN PRODUCT FOR INVESTIGATION.

Description of Event or Problem · 1

CUSTOMER REPORTED AN RH DISCREPANCY ON THE ABS2000. A O RH NEGATIVE PATIENT WAS REPORTED AS RH POSITIVE BY THE ABS 2000. THE PATIENT WAS TESTED IN DUPLICATE ON THE ABS 2000; ONE SAMPLE WAS REPORTED AS O RH POSITIVE AND THE OTHER SAMPLE WAS NTD. A REDRAW OF THE SAMPLE WAS TESTED ON THE SAME DAY AND RESULTED AS O RH NEGATIVE. THE CUSTOMER PERFORMED TUBE TESTING WITH THE SAME REAGENTS USED ON THE INSTRUMENT; RESULTS WERE RH NEGATIVE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ABS 2000 AUTOMATED BLOOD BANK ANALYZER KSZ IMMUCOR, INC.

Patients

Seq Age Sex Outcome Treatment
1 80 YR