FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1000777 · Received February 19, 2008

Report

Report Number
2954730-2008-00076
Event Type
Malfunction
Date Received
February 19, 2008
Date of Event
January 22, 2008
Report Date
February 19, 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 INRATIO TEST WITH LAB RESULTS PROVIDED BY END-USER AT TIME COMPLAINT WAS FILED: DATE: 2007; INRATIO: >7.5; LAB: 1.7 (NEXT DAY); MEAN: NA; CONFIDENCE LIMITS: CANNOT BE DETERMINED. PER INTERNAL PROCEDURE, THE MEAN OF THE INRATIO METER AND COMPARATIVE SYSTEM INR WERE CALCULATED. THE TIME INTERVAL BETWEEN TESTS WAS DONE GREATER THAN 3 HOURS. THE COMPARISON WAS CONSIDERED INVALID. PRODUCTS WILL BE TESTED WHEN RETURNED.

Description of Event or Problem · 1

CALLER ALLEGED DISCREPANT RESULTS COMPARED WITH THE LAB. RESULTS AS FOLLOWS: DATE: 2007; INRATIO: >7.5; LAB: 1.7 (NEXT DAY).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE SJ 070308

Patients

Seq Age Sex Outcome Treatment
1