FDA Adverse Event Malfunction Summary report: N

HARMONIC ACE ATT

MDR report key: 4243575 · Received November 11, 2014

Report

Report Number
3005075853-2014-07818
Event Type
Malfunction
Date Received
November 11, 2014
Report Date
September 29, 2014
Manufacturer
ETHICON ENDO-SURGERY, LLC.
Product Code
LFL
PMA / PMN Number
K120729
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
BR
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). SHOULD THE INFORMATION BE PROVIDED LATER, A SUPPLEMENTAL MEDWATCH WILL BE SENT. THE ANALYSIS RESULTS FOUND THAT THE DEVICE WAS RETURNED WITH TISSUE PAD DETACHED BUT WITH EVIDENCE OF THE TISSUE PAD MATERIAL IN THE GROOVE SECTION OF THE CLAMP ARM. THE DEVICE WAS CONNECTED TO A TEST HANDPIECE AND GENERATOR AND THE DEVICE DID ACTIVATE DURING FUNCTIONAL TESTING. THE DEVICE WAS DISASSEMBLED TO INSPECT THE INTERNAL COMPONENTS AND NO ANOMALIES WERE FOUND. BASED ON THE CONDITION OF THE TISSUE PAD, A PROBABLE CAUSE FOR THIS DAMAGE IS THAT THE CLAMP OF THE DEVICE MAY HAVE BEEN CLOSED AND THE INSTRUMENT ACTIVATED WITHOUT TISSUE PRESENT. CARE SHOULD BE TAKEN NOT TO APPLY PRESSURE BETWEEN THE INSTRUMENT BLADE AND TISSUE PAD WITHOUT HAVING TISSUE BETWEEN THEM. KEEP THE CLAMP ARM OPEN WHEN BACK-CUTTING OR WHILE THE BLADE IS ACTIVE WITHOUT TISSUE BETWEEN THE BLADE AND TISSUE PAD TO AVOID DAMAGE TO THE TISSUE PAD. THE RESULTING DAMAGE CONTRIBUTES TO THE REMOVAL OF THE PAD FROM THE CLAMP ARM. CLEANING OF THE PAD, NOT IN ACCORDANCE WITH THE IFU CAN ALSO RESULT IN REMOVAL OF THE PAD DURING USE.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING AN UNKNOWN PROCEDURE, THE TEFLON SHEAR MELTED DURING USE IN THE LIVER. ANOTHER LIKE DEVICE WAS USED TO COMPLETE THE PROCEDURE. THERE WERE NO ADVERSE CONSEQUENCES FOR THE PATIENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
726924 HARMONIC ACE ATT INSTRUMENT, ULTRASONIC SURGICAL LFL ETHICON ENDO-SURGERY, LLC. NA UNK

Patients

Seq Age Sex Outcome Treatment
1 GENERATOR AND HANDPIECE