FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 793562 · Received December 1, 2006

Report

Report Number
2954730-2006-00591
Event Type
Malfunction
Date Received
December 1, 2006
Date of Event
November 17, 2006
Report Date
November 29, 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 060415: FIRST TEST INR = 1.0; SECOND TEST INR = 2.1; MEAN = 1.55; SD = 0.77; %CV = 50%. THE %CV IS GREATER THAN 20%. PER INTERNAL PROCEDURE, THE PRECISION FAILED THE CRITERIA FOR PRECISION. PRODUCTS WILL BE TESTED.

Description of Event or Problem · 1

CALLER ALLEGED IMPRECISION WITH INRATIO. RESULTS AS FOLLOWS: FIRST TEST INR = 1.0; SECOND TEST INR = 2.1.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. * 060415

Patients

Seq Age Sex Outcome Treatment
1 *