FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 810224 · Received January 12, 2007

Report

Report Number
2954730-2007-00022
Event Type
Malfunction
Date Received
January 12, 2007
Date of Event
January 4, 2007
Report Date
January 10, 2007
Manufacturer
HEMOSENSE, INC.
Product Code
JPA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
UNKNOWN

Narratives

Additional Manufacturer Narrative · 1

INRATIO PRECISION DATA PROVIDED BY END-USER LOT 060541: FIRST TEST INR = 7.2, SECOND TEST INR = 2.6, THIRD TEST INR = 1.1, MEAN = 3.6, SD = 3.17, %CV = 87%. THE %CV IS GREATER THAN 20%. PER INTERNAL PROCEDURE, THE PRECISION FAIL THE CRITERIA FOR PRECISION. PRODUCTS WILL BE TESTED.

Description of Event or Problem · 1

CALLED ALLEGED IMPRECISION WITH INRATIO. RESULTS AS FOLLOWS: FIRST TEST INR = 7.2, SECOND TEST INR = 2.6, THIRD TEST INR = 1.1.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. * 060541

Patients

Seq Age Sex Outcome Treatment
1 *