FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 804142 · Received December 26, 2006

Report

Report Number
2954730-2006-00611
Event Type
Malfunction
Date Received
December 26, 2006
Date of Event
November 25, 2006
Report Date
December 14, 2006
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 060452: FIRST TEST INR = 1.0; SECOND TEST INR = 2.3; MEAN = 1.65; SD = 0.92; %CV = 55.7%. THE %CV IS GREATER THAN OR EQUAL TO 20%. PER INTERNAL PROCEDURE, THE PRECISION FAILS THE CRITERIA FOR PRECISION. PRODUCT WILL BE TESTED.

Description of Event or Problem · 1

CALLER ALLEGED IMPRECISION WITH INRATIO. RESULTS AS FOLLOWS: INRATIO PRECISION DATA PROVIDED BY END-USER LOT 060452: FIRST TEST INR = 1.0; SECOND TEST INR = 2.3.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. * 060452

Patients

Seq Age Sex Outcome Treatment
1 *