FDA Adverse Event Malfunction Summary report: N

INRATIO

MDR report key: 920808 · Received September 28, 2007

Report

Report Number
2954730-2007-00462
Event Type
Malfunction
Date Received
September 28, 2007
Date of Event
September 4, 2007
Report Date
September 28, 2007
Manufacturer
HEMOSENSE, INC.
Product Code
JPA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

RETAINED STRIPS LOT 070325 TESTED USING THERAPEUTIC BLOOD FROM TWO DONORS. THE ACCEPTANCE CRITERIA IS AS FOLLOWS: IF THE SYSMEX INR IS LESS THAN 2.0, THEN THE ALLOWABLE DIFFERENCE BETWEEN THE INRATIO INRS AND THE SYSMEX INR SHALL BE +/- 0.5. IF THE SYSMEX INR IS 2.0 - 4.5, THEN THE ALLOWABLE DIFFERENCE BETWEEN THE INRATIO INRS AND THE SYSMEX INR SHALL BE +/- 1.0. THE TEST RESULTS OF RETAINED STRIPS LOTS 070325 IN 2007 ARE AS FOLLOWS: "SEE SCANNED TABLE." BASED ON THE ABOVE TEST RESULTS, RETAINED LOT 070325 MEETS THE CRITERIA FOR STRIP ACCURACY.

Description of Event or Problem · 1

CALLER ALLEGED DISCREPANT RESULTS COMPARED WITH THE LAB. RESULTS AS FOLLOWS: DATE: 2007, INRATIO: 3.8, LAB: 18.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. 070325

Patients

Seq Age Sex Outcome Treatment
1 YR