FDA Adverse Event Malfunction Summary report: N

ACTIVA

MDR report key: 4181814 · Received October 17, 2014

Report

Report Number
3004209178-2014-19922
Event Type
Malfunction
Date Received
October 17, 2014
Report Date
September 29, 2014
Manufacturer
MEDTRONIC MED REL MEDTRONIC PUERTO RICO
Product Code
MHY
PMA / PMN Number
P960009
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MN, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4).

Additional Manufacturer Narrative · 1

CONCOMITANT MEDICAL PRODUCTS: PRODUCT ID: 37602, SERIAL# (B)(4), IMPLANTED: (B)(6) 2012, PRODUCT TYPE: IMPLANTABLE NEUROSTIMULATOR. PRODUCT ID: 3387-40, LOT# J0519429V, IMPLANTED: (B)(6) 2005, PRODUCT TYPE: LEAD. PRODUCT ID: 748251, SERIAL# (B)(4), IMPLANTED: (B)(6) 2005, PRODUCT TYPE: EXTENSION. PRODUCT ID: 3387-40, LOT# J0454516V, IMPLANTED: (B)(6) 2004, PRODUCT TYPE: LEAD. PRODUCT ID: 37642, SERIAL# (B)(4), PRODUCT TYPE: PROGRAMMER, PATIENT. (B)(4).

Description of Event or Problem · 1

ADDITIONAL INFORMATION DESIGNATED THE LEFT IMPLANTABLE NEUROSTIMULATOR (INS) AS THE CAUSE OF THE ISSUE. THUS, SOME PREVIOUS INFORMATION AND ALL FURTHER INFORMATION PERTAINING TO THIS EVENT WILL BE SENT USING MANUFACTURER REPORT #3004209178-2014-19923.

Description of Event or Problem · 1

IT WAS REPORTED THERE WAS HIGH IMPEDANCE THAT READ >40,000 OHMS. THEY WERE NOTIFIED THE DAY PRIOR TO REPORT OF THE HIGH IMPEDANCE ISSUE. THE OPEN CIRCUIT WAS SEEN ON ALL CONTACT PAIRS WITH ELECTRODE 1. THE DOCTOR DID REPROGRAMMING AROUND CONTACT 1 AND THE PATIENT WAS NOW PROGRAMMED ON 3+ 2- 0-. EVEN WITH REPROGRAMMING TO 3+ 2- 0-, THE PATIENT CONTINUED TO REPORT SHOCKING SENSATION AT HIS RIGHT SIDE OF BODY, LOWER AND UPPER EXTREMITIES BUT THE SHOCKING WAS MILD AND NOT AS STRONG AS BEFORE. THE NEW PROGRAM CONTROLLED HIS TREMOR. THE PATIENT WENT TO BED 4 DAYS PRIOR TO REPORT AND FELT FINE BUT DURING THE MIDDLE OF THE NIGHT THEY HAD INTERMITTENT SHOCKING SENSATIONS UNTIL THEY TURNED HIS STIMULATION OFF. IT WAS A SUDDEN CHANGE BUT THEY DENIED ANY FALLS OR TRAUMA. THERE WAS NOTHING NEW IN HIS BEDROOM BESIDES THEY SLEPT ON AN EXTRA PILLOW. WHEN PRESSURE WAS APPLIED TO THE LEAD/EXTENSION SITE WHILE THE PATIENT TURNED HIS HEAD TO THE RIGHT THERE WAS NO SHOCKING SENSATION. ELECTRODE IMPEDANCE TESTING WAS DONE AT 3V WITH PRESSURE APPLIED AND HEAD TURNED TO THE RIGHT SIDE: C0: 1357 OHMS, C1: >40K OHMS, C2: 726 OHMS, C3: 899 OHMS, 01: >40K OHMS, 02: 1635 OHMS, 03: 1875 OHMS, 12: >40K OHMS, 13: >40K OHMS, 23: 1153 OHMS. PRESSURE WAS APPLIED TO THE EXTENSION/IMPLANTABLE NEUROSTIMULATOR (INS) SITE WHILE THEIR HEAD WAS TURNED TO THE RIGHT SIDE, ELECTRODE IMPEDANCE WAS TESTED AT 3V: C0: 1374 OHMS, C1: >40K OHMS, C2: 723 OHMS, C3: 914 OHMS, 01: >40K OHMS, 02: 1636 OHMS, 03: 1904 OHMS, 12: >40K OHMS, 13: >40K OHMS, 23: 1155 OHMS. WHEN THE STIMULATION WAS OFF THERE WAS NO SHOCKING SENSATION. NO INTERVENTIONS OR OUTCOME WERE REPORTED REGARDING THIS EVENT. FURTHER FOLLOW-UP IS BEING CONDUCTED TO OBTAIN THIS INFORMATION. IF ADDITIONAL INFORMATION IS RECEIVED, A FOLLOW-UP REPORT WILL BE SENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
661941 ACTIVA STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR MHY MEDTRONIC MED REL MEDTRONIC PUERTO RICO 37602

Patients

Seq Age Sex Outcome Treatment
1 00054 YR