BEUDAMED
    FDA Adverse Event Malfunction Summary report: N

    INRATIO

    MDR report key: 1589230 · Received January 15, 2010

    Report

    Report Number
    2027969-2010-00050
    Event Type
    Malfunction
    Date Received
    January 15, 2010
    Date of Event
    December 22, 2009
    Report Date
    January 14, 2010
    Manufacturer
    BIOSITE INCORPORATED
    Product Code
    GJS
    PMA / PMN Number
    K021923
    Product Problem
    Yes
    Report Source
    Manufacturer report
    Reporter Location
    OR, US
    Reporter Occupation
    NURSE

    Narratives

    Additional Manufacturer Narrative · 1

    DISCREPANT RESULTS (ACCURACY) COMPARISON OF INRATIO TEST WITH LAB RESULTS PROVIDED BY END-USER AT TIME COMPLAINT WAS FILED: DATE: (B)(6)2009; INRATIO METER: 5.4 INR; REFERENCE: 3.4 INR; MEAN: 4.40; CONFIDENCE-LIMITS: 2.5-6.5. THE MEAN OF THE INRATIO METER AND COMPARATIVE SYSTEM INR WERE CALCULATED. BOTH INRATIO AND REFERENCE VALUES ARE WITHIN THE CONFIDENCE LIMITS FOR INR TESTING. THE RESULTS ARE NOT CONSIDERED DISCREPANT WITHIN THE CONTEXT OF THE DOCUMENTED VARIABILITY FOR INR TESTING. METER AND STRIPS WERE NOT EXPECTED TO BE RETURNED. ACCURACY RETAIN STRIP TEST RECORD FROM A PREVIOUS COMPLAINT INDICATED STRIP DEFICIENCY WAS NOT ESTABLISHED. AS OF 01/07/2010, 12 DISCREPANT RESULTS COMPLAINTS WERE REPORTED FOR LOT #220408 YIELDING A COMPLAINT RATE OF 0.003%. DUE TO THIS LOW OCCURRENCE RATE, BELOW THE ACTION THRESHOLDS MONITORED BY QA FOR CORRECTIVE ACTION (>0.07%) NO FURTHER ACTION IS REQUIRED AT THIS TIME. ONGOING TRENDING SHALL BE PERFORMED TO DETERMINE IF FURTHER ACTION IS WARRANTED.

    Description of Event or Problem · 1

    "CALLER ALLEGED DISCREPANT RESULTS COMPARED WITH THE LAB. RESULTS AS FOLLOWS:" DATE: (B)(6)2009, INRATIO: 5.4, LAB: 3.4. NURSE HAD VERY LIMITED INFO ON THE PT. THE TIME BETWEEN TEST AND LAB DRAW UNK. PT'S NORMAL RANGE OR HISTORY NOT KNOWN.

    Devices

    Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
    1 INRATIO PROTHROMBIN TIME TEST GJS BIOSITE INCORPORATED 100139 220408

    Patients

    Seq Age Sex Outcome Treatment
    1