FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1813173 · Received August 18, 2010

Report

Report Number
2027969-2010-01238
Event Type
Malfunction
Date Received
August 18, 2010
Date of Event
July 29, 2010
Report Date
August 18, 2010
Manufacturer
ALERE SAN DIEGO, INC
Product Code
GJS
PMA / PMN Number
K021923
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

INR RESULTS REPORTED BY THE USER WERE PERFORMED MORE THAN 3 HOURS BETWEEN READINGS. OPTIMALLY, TEST RESULTS SHOULD BE GENERATED WITHIN AS SHORT A TIME AS POSSIBLE TO MINIMIZE THE POSSIBILITY OF FACTORS CONTRIBUTING TO DIFFERENCES IN RESULTS. THE RECOMMENDED REASONABLE TIME DIFFERENCE IS 3 HOURS. DATA ANALYSIS WILL NOT BE PERFORMED. NO FURTHER INVESTIGATION REQUIRED. AS OF 8/13/2010, 12 TOTAL DISCREPANT COMPLAINTS HAVE BEEN REPORTED FOR LOT # 233421 YIELDING A COMPLAINT RATE OF 0.02%. BECAUSE THE RATE IS BELOW THE ACTION THRESHOLD OF 0.07% MONITORED BY QA FOR CORRECTIVE ACTION, NO FURTHER ACTION IS REQUIRED AT THIS TIME. ONGOING TRENDING SHALL BE PERFORMED TO DETERMINE IF FURTHER ACTION IS WARRANTED. NO CORRECTIVE ACTION REQUIRED AT THIS TIME AS NO PRODUCT DEFICIENCY WAS ESTABLISHED.

Description of Event or Problem · 1

"CALLER ALLEGED DISCREPANT RESULTS COMPARED WITH THE LAB. RESULTS AS FOLLOWS:" DATE: NG, INRATIO: 1.1, LAB: 2.6. LAB TESTING WAS PERFORMED THE DAY FOLLOWING INRATIO TESTING. NO ADVERSE MEDICAL CONDITIONS REPORTED. NO MEDICATION CHANGES NOTED. PT HAS BEEN TESTING FOR ONE YEAR AND THIS RESULT IS FROM A NEW BOX OF STRIPS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST GJS ALERE SAN DIEGO, INC 100071 233421

Patients

Seq Age Sex Outcome Treatment
1