FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1739921 · Received June 23, 2010

Report

Report Number
2027969-2010-00824
Event Type
Malfunction
Date Received
June 23, 2010
Date of Event
May 25, 2010
Report Date
June 23, 2010
Manufacturer
BIOSITE INCORPORATED
Product Code
GJS
PMA / PMN Number
021923
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OH, 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 TIME COMPLAINT WAS FILED: INRATIO: 1.2; REFERENCE: 2.3; MEAN: 1.75; CONFIDENCE LIMITS: 1.2-2.3. ANALYSIS OF THE CUSTOMER'S DATA REVEALED THAT RESULTS MEET ACCURACY CRITERIA. CUSTOMER'S RESULTS ARE NOT CONSIDERED DISCREPANT WITHIN THE CONTEXT OF THE DOCUMENTED VARIABILITY FOR INR TESTING. AS OF 06/23/2010, SIX DISCREPANT RESULT COMPLAINTS WERE REPORTED FOR LOT #223042 YIELDING A COMPLAINT RATE OF 0.004%. 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: 1.2; LAB: 2.3.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST GJS BIOSITE INCORPORATED 100139 223042

Patients

Seq Age Sex Outcome Treatment
1 NI