The present invention relates to a dental implant with a first inner thread and a second inner thread, which comprises: a fastening portion and a connecting portion. The fastening portion has an outer thread section. The connecting portion has a hole, and the hole has a first inner wall and a second inner wall. The second inner wall is configured below the first inner wall and is provided with a first inner thread and a second inner thread. The direction of the first inner wall is different from that of the second inner wall for respectively implanting or removing the dental implant along with at least one transfer tool to be convenient for clinic operation. During clinic operation, the dental implant according to the present invention may be combined with the transfer tool, which will not be detached or coming off from the transfer tool, so as to prevent the contamination of the dental implant after coming off.本發明係關於一種具第一內螺紋及第二內螺紋之牙植體,包括:一固定部及一連接部。該固定部具有一外螺紋區。該連接部具有一開孔,該開孔具有一第一內壁及一第二內壁,該第二內壁設置於該第一內壁下,該第二內壁具有一第一內螺紋及一第二內螺紋,該第一內螺紋之方向與該第二內螺紋之方向不同,用以分別與至少一傳送工具配合,以植入或取出該牙植體,可便於臨床之操作。且臨床操作時,本發明之牙植體可與傳送工具結合,不會與傳送工具分離或脫落,可避免牙植體脫落後遭受污染。10‧‧‧本發明牙植體11‧‧‧固定部12‧‧‧連接部13‧‧‧頂面50‧‧‧支柱體51‧‧‧第一部分52‧‧‧第二部分120‧‧‧開孔121‧‧‧第一內壁122‧‧‧第二內壁123‧‧‧第一內螺紋124‧‧‧第二內螺紋
