FDA Adverse Event Injury Summary report: N

INRATIO

MDR report key: 1812184 · Received August 18, 2010

Report

Report Number
2027969-2010-01237
Event Type
Injury
Date Received
August 18, 2010
Date of Event
July 26, 2010
Report Date
August 18, 2010
Manufacturer
ALERE SAN DIEGO, INC.
Product Code
GJS
PMA / PMN Number
021923
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
IL, 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: INRATIO 2.3, REFERENCE 5.6, MEAN 3.95, CONFIDENCE LIMITS 2.3-5.7. ANALYSIS OF THE CUSTOMER'S DATA REVEALED THAT INRATIO AND REFERENCE TEST RESULT COMPARISON MEET ACCURACY CRITERIA. PATIENT'S CONDITION OF DIABETES COULD HAVE AFFECTED INR TESTING. AS STATED IN PRODUCT INSERT AND USER GUIDE, HEMOSENSE PRODUCTS ARE DESIGNED FOR HEMATOCRIT RANGES BETWEEN 30-55%. NO PRODUCT IS EXPECTED TO BE RETURNED. NO FURTHER INVESTIGATION REQUIRED. AS OF 08/18/2010, SIX DISCREPANT RESULT COMPLAINTS WERE REPORTED FOR LOT #232889 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. 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: (B)(6)2010, INRATIO: 2.3, LAB: 5.6. PATIENT HAD BLOOD IN URINE AND WENT TO THE HOSPITAL RIGHT AFTER METER TEST.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST GJS ALERE SAN DIEGO, INC. 100139 232889

Patients

Seq Age Sex Outcome Treatment
1 NI Hospitalization| L