The present invention relates to a device for controlling pine wood nematode, capable of protecting pine trees, other trees, plants or the like infected with pine wood nematode from being injected with pine wood nematode by using a high frequency generator or a high voltage generator, and a direct current generator. Additionally, a treatment method using the device for controlling pine wood nematode according to the present invention is efficient in terms of time and costs by being able to kill pine wood nematode with a single treatment without using chemicals.COPYRIGHT KIPO 2017본 발명을 소나무 재선충에 감염된 나무들을 재생시켜서 산림을 보호하기 위하여 재선충을 사멸시키기 위한 장치와 그 사용방법에 대한 발명에 관한 것입니다.