FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1001334 · Received February 19, 2008

Report

Report Number
2954730-2008-00073
Event Type
Malfunction
Date Received
February 19, 2008
Date of Event
January 23, 2008
Report Date
February 15, 2008
Manufacturer
HEMOSENSE SJ
Product Code
JPA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DISCREPANT RESULTS (ACCURACY) COMPARISON OF INTRATION TEST WITH LAB RESULTS PROVIDED BY END-USER AT TIME COMPLAINT WAS FILED: DATE: 2008, INRATIO: 2.8, LAB: 1.8, MEAN: 2.3, CONFIDENCE LIMITS: 1.6 - 3.4. PER INTERNAL PROCEDURE, THE MEAN OF THE INRATIO METER AND COMPARATIVE SYSTEM INR WERE CALCULATED. BOTH INRATIO AND ALB VALUES ARE WITHIN THE CONFIDENCE LIMITS FOR INR TESTING. THE RESULTS ARE CONSIDERED NOT DISCREPANT WITHIN THE CONTEXT OF THE DOCUMENTED VARIABILITY FOR INR TESTING. THEREFORE FURTHER TESTING IS NOT REQUIRED AT THIS TIME. STRIP LOT# WAS NOT AVAILABLE, AS A RESULT NO FURTHER STRIP TESTING CAN BE PERFORMED.

Description of Event or Problem · 1

CALLER ALLEGES INACCURACY WITH INRATIO. RESULTS AS FOLLOWS: DATE: 2008, INRATIO: 2.8, LAB: 1.8.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE SJ KIT, PROFESSIONAL USER, ENGLISH

Patients

Seq Age Sex Outcome Treatment
1