FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 802712 · Received December 28, 2006

Report

Report Number
2954730-2006-00624
Event Type
Malfunction
Date Received
December 28, 2006
Date of Event
December 6, 2006
Report Date
December 20, 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 4.2, SECOND TEST INR = 4.2. MEAN = 4.2; SD = 0.0 %CV = 0.0%. THE %CV IS LESS THAN OR EQUAL TO 20%. PER INTERNAL PROCEDURE, THE PRECISION PASSES THE CRITERIA FOR PRECISION. THE TEST IS CONSIDERED PRECISE AND NO FURTHER TESTING IS REQUIRED AT THIS TIME. TR OF HEART VALVE PT IS 2.5 TO 3.5. THE LAST WEEK'S INR WAS 3.3. THE TEST RESULT IS WITHIN THE PT'S TR RANGE.

Description of Event or Problem · 1

CALLER ALLEGED IMPRECISION WITH INRATIO. RESULTS AS FOLLOWS: FIRST TEST INR = 4.2, SECOND TEST INR = 4.2.

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 *