The present invention relates to an implant unit. The implant unit according to an embodiment of the present invention comprises: an artificial dental root coupled with the alveolar bone, and including protrusions formed along the outer circumference; and an abutment coupled with the upper end of the artificial dental root. The technical subject of the present invention is providing the implant unit enabling the semipermanent use of the implant unit, and relieving and removing a continuous stress in the random direction generated on the implant unit while being used, for preventing additional diseases caused by the use.본 발명은 임플란트 유닛에 관한 것이다. 본 발명의 일 실시예에 따른 임플란트 유닛은, 치조골에 결합되고, 외주면을 따라 형성된 돌기를 포함하는 인공 치근; 및 상기 인공 치근의 상단부에 결합되는 지대주를 포함하는 임플란트 유닛을 개시한다.