FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 2233202 · Received July 22, 2011

Report

Report Number
2027969-2011-01615
Event Type
Malfunction
Date Received
July 22, 2011
Date of Event
June 23, 2011
Report Date
July 22, 2011
Manufacturer
ALERE SAN DIEGO, INC.
Product Code
GJS
PMA / PMN Number
021923
Removal / Correction Number
NI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DISCREPANT RESULTS (ACCURACY) COMPARISON OF INRATIO TEST WITH LAB RESULTS PROVIDED BY END-USER AT THE TIME COMPLAINT WAS FILED. INRATIO: 3.5, REF: 2.5, MEAN: 3.00, CONFIDENCE LIMITS: 1.8 - 4.2. ANALYSIS OF CUSTOMER'S DATA REVEALED THAT INRATIO AND REFERENCE TEST RESULT COMPARISON DID MEET ACCURACY CRITERIA. CUSTOMER'S RESULTS ARE NOT CONSIDERED DISCREPANT WITHIN THE CONTEXT OF THE DOCUMENTED VARIABILITY FOR INR TESTING. NO PRODUCT IS EXPECTED TO BE RETURNED. NO FURTHER INVESTIGATION REQUIRED. AS REVIEWED ON (B)(4) 2011, NINE DISCREPANT RESULT COMPLAINTS WERE REPORTED FOR LOT #253026 YIELDING A COMPLAINT RATE OF 0.002%. DUE TO THIS LOW OCCURRENCE RATE, BELOW THE ACTION THRESHOLD MONITORED BY QA FOR CORRECTIVE ACTION (>0.07%) NO FURTHER ACTION IS REQUIRED AT THIS TIME. THIS ISSUE WILL BE SUBJECT TO TRACKING AND TRENDING. 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. DATE: (B)(6) 2011. INRATIO: 3.5, LAB: 2.5. PT'S THERAPEUTIC RANGE: 2.0-3.0 INR.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST GJS ALERE SAN DIEGO, INC. 100071 253026

Patients

Seq Age Sex Outcome Treatment
1 NI