FDA Adverse Event Malfunction Summary report: N

INRATIO PT/INR TEST STRIPS

MDR report key: 4213420 · Received October 23, 2014

Report

Report Number
2027969-2014-00967
Event Type
Malfunction
Date Received
October 23, 2014
Date of Event
October 22, 2014
Report Date
October 22, 2014
Manufacturer
ALERE SAN DIEGO, INC.
Product Code
GJS
PMA / PMN Number
K092987
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

INVESTIGATION/CONCLUSION: IT IS INDICATED THAT PRODUCT IS NOT RETURNING FOR EVALUATION. SINCE THE PRODUCT ASSOCIATED WITH THE COMPLAINT WAS NOT RETURNED, A REVIEW OF IN-HOUSE TESTING WAS PERFORMED. RETAIN STRIP TESTING RESULTS MET BOTH ACCURACY AND REPEATABILITY CRITERIA. THE PRODUCTS PERFORMED AS EXPECTED AND NO PRODUCT DEFICIENCIES WERE OBSERVED. IMPROPER TECHNIQUES WERE IDENTIFIED IN THE COMPLAINT. THESE CANNOT BE RULED OUT AS A POSSIBLE ROOT CAUSE FOR THE UNEXPECTED RESULTS. THE MANUFACTURING RECORDS FOR THE LOT WERE REVIEWED. THE LOT MET SPECIFICATIONS AND NO NON-CONFORMANCES WERE DOCUMENTED. NO FURTHER INVESTIGATION WILL BE PURSUED AT THIS TIME. BASED ON THE INFORMATION AVAILABLE, THERE IS NO INDICATION OF A PRODUCT DEFICIENCY. NO CORRECTIVE ACTION IS REQUIRED AT THIS TIME.

Description of Event or Problem · 1

CALLER ALLEGED DISCREPANT INRATIO INR RESULTS. RESULTS ARE AS FOLLOWS: DATE: (B)(6) 2014, INRATIO INR: 5.1, 1.5 AND 1.6. THERAPEUTIC RANGE: 2.0 - 3.0. THE TIME BETWEEN TESTING WAS FIFTEEN MINUTES. REPORTEDLY, THE PATIENT WAS UNABLE TO OBTAIN A SUFFICIENT BLOOD SAMPLE AND THE SAMPLE WAS NOT IMMEDIATELY APPLIED TO THE SAMPLE WELL AFTER THE FINGER STICK. THERE WAS NO REPORTED ADVERSE PATIENT SEQUELA. THERE WAS NO ADDITIONAL INFORMATION PROVIDED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
675930 INRATIO PT/INR TEST STRIPS PROTHROMBIN TIME TEST GJS ALERE SAN DIEGO, INC. 100071 348948

Patients

Seq Age Sex Outcome Treatment
1 INRATIO MONITOR: SN (B)(4)| WARFARIN