FDA Adverse Event Malfunction Summary report: N

VITROS IMMUNODIAGNOSTIC PRODUCTS TROPONIN I ES REAGENT PACK

MDR report key: 2071064 · Received April 27, 2011

Report

Report Number
3007111389-2011-00040
Event Type
Malfunction
Date Received
April 27, 2011
Date of Event
March 29, 2011
Report Date
April 27, 2011
Manufacturer
ORTHO-CLINICAL DIAGNOSTICS
Product Code
MMI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

THE INVESTIGATION DETERMINED THAT NON-REPRODUCIBLE FALSELY ELEVATED TROP I ES RESULTS OCCURRED FROM TWO PATIENT SAMPLE PROCESSED ON THE VITROS ECI IMMUNODIAGNOSTIC SYSTEM. THE POSSIBILITY THAT POOR SAMPLE PROCESSING, HAD CONTRIBUTED TO THE RESULTS COULD NOT BE RULED OUT. THE INVESTIGATION DETERMINED THAT THE SAMPLES IN QUESTION WERE NOT PROCESSED IN ACCORDANCE WITH THE TUBE MANUFACTURER'S RECOMMENDATIONS. IT IS LIKELY THAT CELLULAR DEBRIS, DUE TO POOR SAMPLE PREPARATION, WAS PRESENT IN THE AFFECTED SAMPLES, ALTHOUGH THIS COULD NOT BE CONFIRMED. THE INVESTIGATION DETERMINED THAT THE VITROS ECI WAS OPERATING AS INTENDED. THE ROOT CAUSE FOR THE UNEXPECTED TROP I ES RESULT IS UNKNOWN. A DEFINITIVE ROOT CAUSE COULD NOT BE DETERMINED. HOWEVER, PRE-ANALYTICAL SAMPLE PROCESSING CANNOT BE RULED OUT AS CONTRIBUTING FACTOR.

Description of Event or Problem · 1

THE CUSTOMER OBTAINED A NON-REPRODUCIBLE HIGHER THAN EXPECTED VITROS TROP I ES RESULT FROM TWO PATIENT SAMPLE WHEN PROCESSED ON THE VITROS ECI IMMUNODIAGNOSTIC SYSTEM. BIASED RESULTS OF THE DIRECTION AND MAGNITUDE OBSERVED MAY LEAD TO INAPPROPRIATE PHYSICIAN ACTION. ONE OF THE TWO RESULTS WAS REPORTED OUT OF THE LABORATORY. A CORRECTED REPORT WAS ISSUED FOR THE RESULT REPORTED FROM THE LABORATORY. THERE WAS NO REPORT OF PATIENT HARM AS A RESULT OF THIS EVENT. THIS REPORT CORRESPONDS TO ORTHO CLINICAL DIAGNOSTICS INC. (B)(4). THIS REPORT IS 1 OF 2 3500A FORMS BEING SUBMITTED FOR THIS EVENT AS TWO DEVICES WERE INVOLVED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITROS IMMUNODIAGNOSTIC PRODUCTS TROPONIN I ES REAGENT PACK IN VITRO DIAGNOSTIC MMI ORTHO-CLINICAL DIAGNOSTICS 0576

Patients

Seq Age Sex Outcome Treatment
1