FDA Adverse Event Malfunction Summary report: N

UNIFY ASSURA CRT-D

MDR report key: 3801311 · Received May 8, 2014

Report

Report Number
2938836-2014-10989
Event Type
Malfunction
Date Received
May 8, 2014
Date of Event
March 28, 2014
Manufacturer
ST. JUDE MEDICAL, INC., CRMD
Product Code
NIK
PMA / PMN Number
P910023
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THE REPORTED FIELD EVENT OF BACKUP VVI WAS CONFIRMED IN THE LABORATORY. REVIEW OF THE DEVICE IMAGE NOTED AN OVER-CURRENT DETECTION ALERT AND INDICATED THAT THE BACKUP VVI WAS DUE TO A POWER-ON RESET. THE DEVICE WAS TESTED ON THE BENCH AS WELL AS USING AUTOMATED TEST EQUIPMENT AND NO ANOMALIES WERE FOUND. THE RESET WAS NOT REPRODUCED. THE CAUSE OF THE POWER-ON RESET COULD NOT BE DETERMINED.

Additional Manufacturer Narrative · 1

DEVICE EVALUATION ANTICIPATED, BUT NOT YET BEGUN.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING THE IMPLANT PROCEDURE, UPON DFT TESTING, IT APPEARED TO DELIVER THERAPY, BUT DID NOT CONVERT THE RHYTHM. THE PATIENT WAS EXTERNALLY CARDIOVERTED AND THE DEVICE WENT INTO BACKUP VVI. THE DEVICE WAS REPLACED. THE PATIENT CONDITION IS FINE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
279056 UNIFY ASSURA CRT-D IMPLANTABLE CARDIOVERTER DEFIBRILLATOR NIK ST. JUDE MEDICAL, INC., CRMD CD3257-40 NA

Patients

Seq Age Sex Outcome Treatment
1 64 YR (B)(4)