FDA Adverse Event Malfunction Summary report: N

COAGUCHEK ® XS SYSTEM

MDR report key: 5483029 · Received March 7, 2016

Report

Report Number
1823260-2016-00248
Event Type
Malfunction
Date Received
March 7, 2016
Date of Event
February 15, 2016
Report Date
March 7, 2016
Manufacturer
ROCHE DIAGNOSTICS
Product Code
GJS
PMA / PMN Number
K062925
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
OTHER

Narratives

Description of Event or Problem · 1

A NURSE IS CALLING FOR THE CUSTOMER. THE NURSE STATED THAT THE CUSTOMER OBTAINED A RESULT OF 2.6 INR AT 1:26 PM ON HIS COAGUCHEK XS (SERIAL NUMBER (B)(4)) WHILE A LABORATORY SAMPLE DRAWN AT 2:49 PM WAS 1.8 INR. IT WAS REPORTED THAT THE CUSTOMER'S WARFARIN DOSE WAS INCREASED TO 6.5 MG FOR ONE DAY BASED ON THE LABORATORY RESULT. THE CUSTOMER'S THERAPEUTIC RANGE IS 2-3 INR. THE NURSE REPORTED THAT THE CUSTOMER DID NOT HAVE ANY ANTIPHOSPHOLIPID ANTIBODIES. THE NURSE STATED THAT HE WAS NOT ON HEPARIN OR ANY DIRECT THROMBIN INHIBITORS. THE NURSE STATED THAT THE CUSTOMER WAS IN GOOD CONDITION. THERE WAS NO ADVERSE EVENT. THE SUSPECT PRODUCT WAS REQUESTED TO BE RETURNED AND THE REPLACEMENT PRODUCT WAS SENT. THE CUSTOMER RETURNED THE VIAL OF STRIPS WITH ONE TEST STRIP LEFT IN IT. THE TEST STRIP, VIAL AND STOPPER SHOWED NO NOTICEABLE DEFECTS. FOR TESTING THE ONE STRIP IN THE RETURNED VIAL AND A RETENTION STRIP WAS USED. THE RELEVANT RETENTION TEST STRIPS (LOT 233433) WERE ALSO TESTED IN COMPARISON WITH THE CURRENT MASTER LOT COAGUCHEK XS PT TEST STRIP (LOT 230734-80). ALL OF THE INR VALUES WERE WITHIN THE SPECIFIED MAXIMUM DIFFERENCE BETWEEN MEASUREMENTS. THERE WAS NO ERROR MESSAGES THAT OCCURRED. THE RETENTION SAMPLES WERE ACCEPTABLE. THE CUSTOMER ALLEGATION COULD NOT BE SUBSTANTIATED. THERE WAS NO PRODUCT PROBLEM FOUND.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
139841 COAGUCHEK ® XS SYSTEM PROTHROMBIN TIME TEST STRIPS GJS ROCHE DIAGNOSTICS NA 23343321

Patients

Seq Age Sex Outcome Treatment
1 54 YR WARFARIN