FDA Adverse Event Malfunction Summary report: N

VITROS IMMUNODIAGNOSTIC PRODUCTS TROP I ES REAGENT PACK

MDR report key: 1161470 · Received September 11, 2008

Report

Report Number
9680658-2008-00273
Event Type
Malfunction
Date Received
September 11, 2008
Date of Event
August 14, 2008
Report Date
August 14, 2008
Manufacturer
ORTHO-CLINICAL DIAGNOSTICS
Product Code
MMI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

INVESTIGATION INTO THIS EVENT FOUND THAT THE VITROS TROP I ES REAGENT AND VITROS ECI SYSTEM WERE OPERATING AS INTENDED. THE INVESTIGATION DETERMINED THAT THE CUSTOMER IS NOT FOLLOWING THE SAMPLE COLLECTION TUBE MANUFACTURER'S RECOMMENDATIONS FOR CENTRIFUGATION TIME AND SPEED. THE VITROS TROP I ES INSTRUCTIONS FOR USE, "SPECIMEN COLLECTION AND PREPARATION" SECTION STATES THAT "SAMPLES SHOULD BE THOROUGHLY SEPARATED FROM ALL CELLULAR MATERIAL. FAILURE TO DO SO MAY LEAD TO AN ERRONEOUS RESULT." THE ROOT CAUSE OF THE FALSELY ELEVATED RESULTS IS MOST LIKELY USER ERROR ASSOCIATED WITH PRE-ANALYTICAL SAMPLE PROCESSING.

Description of Event or Problem · 1

THE CUSTOMER OBTAINED FALSELY ELEVATED, NON-REPRODUCIBLE VITROS TROP I ES RESULTS ON TWO DIFFERENT PATIENT SAMPLES. BIASED RESULTS OF THE DIRECTION AND MAGNITUDE OBSERVED COULD LEAD TO INAPPROPRIATE PHYSICIAN ACTION. THE FALSELY ELEVATED RESULTS WERE NOT REPORTED AND THERE WERE NO ALLEGATIONS OF HARM AS A RESULT OF THIS EVENT. NOTE: THIS FORM 3500A (MDR # 9680658-2008-00273) IS ONE OF TWO MDRS FOR THIS EVENT. TWO DEVICES WERE INVOLVED. TWO PATIENT SAMPLES WERE ASSAYED USING A SINGLE TROP I ES REAGENT LOT. THIS REPORT CORRESPONDS TO ORTHO CLINICAL DIAGNOSTICS INC.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITROS IMMUNODIAGNOSTIC PRODUCTS TROP I ES REAGENT PACK IN-VITRO DIAGNOSTIC MMI ORTHO-CLINICAL DIAGNOSTICS NA 0220

Patients

Seq Age Sex Outcome Treatment
1