FDA Adverse Event Malfunction Summary report: N

ACTIVA

MDR report key: 3231503 · Received July 17, 2013

Report

Report Number
3007566237-2013-02375
Event Type
Malfunction
Date Received
July 17, 2013
Report Date
April 3, 2013
Manufacturer
MEDTRONIC NEUROMODULATION
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).

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT RECENTLY DEVELOPED DYSKINESIA AND A DEVICE CHECK WAS CONDUCTED. AN IMPEDANCE VARIATION WAS REVEALED. THE DEVICE, WHICH WAS SET ON CONSTANT VOLTAGE MODE, HAD A CURRENT INCREASE FROM 1.2 ML TO 1.7 MA. THIS WAS CONSIDERED TO BE THE CAUSE OF THE DYSKINESIA. AFTER THE IMPLANTABLE PULSE GENERATOR WAS CHANGED TO CONSTANT CURRENT MODE, THE SITUATION BECAME STABLE. THE CAUSE OF THIS VARIATION ONE YEAR AFTER IMPLANT WAS UNKNOWN. IT WAS NOTED THAT SOON AFTER THE OPERATION THE PATIENT HAD EXPERIENCED AN IMPEDANCE VARIATION ALSO.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
330689 ACTIVA STIMULATOR, ELECTRICAL, IMPLANTED, FOR PARKINSONIAN TREMOR MHY MEDTRONIC NEUROMODULATION 37603

Patients

Seq Age Sex Outcome Treatment
1