FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1112015 · Received August 12, 2008

Report

Report Number
2954730-2008-00498
Event Type
Malfunction
Date Received
August 12, 2008
Date of Event
July 17, 2008
Report Date
August 7, 2008
Manufacturer
HEMOSENSE, INC.
Product Code
JPA
Removal / Correction Number
NI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NC, US
Reporter Occupation
UNKNOWN

Narratives

Additional Manufacturer Narrative · 1

DISCREPANT RESULTS (ACCURACY) COMPARISON OF REPEATED TEST USING INRATIO AT HOME AND DOCTOR'S OFFICE PROVIDED BY END-USER AT THE TIME THE COMPLAINT WAS FILED: BY THE USER TESTING 1.7, AT DOCTOR'S OFFICE 2.5, AVERAGE 2.1, SD 0.565685, %CV 26.945%. THE %CV IS GREATER THAN 20% AND CRITERIA IS NOT MET AS PER INTERNAL PROCEDURE, SO FUNCTIONAL TESTING WILL BE PERFORMED AS PART OF THE COMPLAINT INVESTIGATION. PRODUCT WILL BE INVESTIGATED.

Description of Event or Problem · 1

THE CALLER ALLEGED DISCREPANT RESULTS WHEN REPEATED INRATION SELF TEST AND DOCTOR'S OFFICE TEST. THE DISCREPANT RESULTS ARE AS FOLLOWS: SELF TEST - 1.7, DOCTOR'S OFFICE = 2.5.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. 0100007 NP

Patients

Seq Age Sex Outcome Treatment
1 NI