FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 1064185 · Received June 18, 2008

Report

Report Number
2954730-2008-00428
Event Type
Malfunction
Date Received
June 18, 2008
Date of Event
May 22, 2008
Report Date
June 18, 2008
Manufacturer
HEMOSENSE INC.
Product Code
JPA
PMA / PMN Number
NI
Removal / Correction Number
NI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
NO INFORMATION

Narratives

Additional Manufacturer Narrative · 1

INRATIO PRECISION DATA PROVIDED BY END-USER LOT 070566: FIRST TEST INR = 0.7, SECOND TEST INR = 1.1, MEAN = 0.9; SD = 0.28; %CV = 31%. THE %CV IS GREATER THAN 20%. PER INTERNAL PROCEDURE, TR 0150, THE PRECISION FAILED THE CRITERIA FOR PRECISION. PRODUCTS WILL BE TESTED.

Description of Event or Problem · 1

CALLER ALLEGED IMPRECISION WITH INRATIO METER. RESULTS AS FOLLOWS: FIRST TEST INR = 0.7, SECOND TEST INR = 1.1.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE INC. 0100004 070566

Patients

Seq Age Sex Outcome Treatment
1 NI