FDA Adverse Event Malfunction Summary report: N

COBAS INTEGRA 800

MDR report key: 1832006 · Received September 13, 2010

Report

Report Number
1823260-2010-05375
Event Type
Malfunction
Date Received
September 13, 2010
Date of Event
August 25, 2010
Report Date
January 6, 2011
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JGS
PMA / PMN Number
K951595
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE

Narratives

Additional Manufacturer Narrative · 1

A SPECIFIC ROOT CAUSE COULD NOT BE IDENTIFIED. THE CUSTOMER WAS UNWILLING TO PROVIDE INFORMATION FOR FURTHER INVESTIGATION.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING A PERCUTANEOUS CORONARY INTERVENTION PROCEDURE, RESISTANCE WAS ENCOUNTERED AND THE GUIDE WIRE COATING WAS "COMING OFF". THE 300CM KINETIX PLUS PTCA GUIDE WIRE WAS PLACED IN AN UNKNOWN VESSEL. AN 8MM X 3.00MM QUANTUM APEX BALLOON CATHETER WAS ADVANCED OVER THE WIRE. THE PHYSICIAN NOTED A "TACKY FEEL" WHILE REMOVING THE APEX BALLOON CATHETER FROM THE KINETIX WIRE; HOWEVER, THE BALLOON WAS ABLE TO BE REMOVED FROM THE WIRE. IT WAS FURTHER NOTED THAT THE COATING OF THE GUIDE WIRE MAY HAVE PEELED OFF. THERE WERE NO PATIENT COMPLICATIONS REPORTED AND THE PATIENT'S STATUS IS FINE.

Description of Event or Problem · 1

USER EXPERIENCED ONGOING ISSUE WITH LOW SODIUM RESULTS AND RECEIVED A QUESTIONABLE LOW RESULT FOR SODIUM ON THE INTEGRA 800 (I800) ANALYZER FOR ONE PATIENT SAMPLE. THE EVENT INVOLVED ONE PATIENT SAMPLE COLLECTED ON (B)(6) 2010 FROM THE PATIENT WHILE IN THE EMERGENCY ROOM. THIS SAMPLE WAS TESTED ON (B)(6) 2010 GIVING DISCREPANT RESULTS. THE INITIAL RESULT FOR SODIUM GAVE 123 MMOL/L. THE REPEAT RESULT WAS 133 MMOL/L. THE LABORATORY PROCEDURE DICTATES A SHORT PRECISION OF 5 REPLICATES BE PERFORMED WHEN A LOW OR HIGH RESULT IS DETECTED. THE USER REPEATED THE SAMPLE 5 TIMES GIVING 134, 134, 133, 134 & 133 MMOL/L. USER SAID THE DISCREPANT RESULTS WERE NOT REPORTED AND THE PATIENT WAS NOT AFFECTED. THE SODIUM ELECTRODE LOT NUMBER WAS NOT PROVIDED. THE FIELD SERVICE REPRESENTATIVE FOUND A CLOT IN THE ISE MIXING TOWER. HE REPLACED MULTIPLE COMPONENTS AND PERFORMED ADJUSTMENTS. PERFORMANCE TESTS WERE RUN WHICH WERE WITHIN SPECIFICATION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 COBAS INTEGRA 800 CLINICAL CHEMISTRY ANALYZER JGS ROCHE DIAGNOSTICS

Patients

Seq Age Sex Outcome Treatment
1