FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1056124 · Received June 4, 2008

Report

Report Number
2954730-2008-00415
Event Type
Malfunction
Date Received
June 4, 2008
Date of Event
May 7, 2008
Report Date
June 4, 2008
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: 070615. FIRST TEST INR = 5.0, SECOND TEST INR = 4.3, MEAN = 4.65, SD = 0.49; %CV = 10.6. THE %CV IS LESS THAN 20%. PER INTERNAL PROCEDURE, PRECISION PASSES THE CRITERIA FOR PRECISION. THE TEST IS CONSIDERED PRECISE AND FURTHER TESTING IS NOT REQUIRED AT THIS TIME.

Description of Event or Problem · 1

CALLER ALLEGES IMPRECISION WITH INRATIO. RESULTS AS FOLLOWS: FIRST TEST INR = 5.0, SECOND TEST INR = 4.3.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. 070615

Patients

Seq Age Sex Outcome Treatment
1