The invention relates to a single piece dental implant.The one-piece dental implant includes: a first part and a second part.The first part has a central axis, the first part has a bone inner part and a gingival part, the inner part of the bone is connected with the gingival part, and the outer diameter of one of the gingival parts is smaller than the maximum outer diameter of one of the inner parts of the bone.The second part has a connecting part and a trimming part, corresponding to the central axis, the connecting part is connected with the gum part of the first part, the trimming part is connected with the connecting part, in the direction perpendicular to the central axis, the sectional area of the trimming part is larger than the sectional area of the gum part of the first part, the trimming part has at least one side and one clamping part, and the trimming part has The clamping part is arranged on the upper part of one of the trimming parts.The part of the trimming part can be grinded to form a abutment, which has an angle and size suitable for the installation of a denture, and can improve the installation quality and stability of the artificial denture.本發明係關於一種單件式牙植體。該單件式牙植體包括：一第一部分及一第二部分。該第一部分具有一中心軸線，該第一部分具有一骨內部及一牙齦部，該骨內部連接該牙齦部，該牙齦部之一外徑小於該骨內部之一最大外徑。該第二部分具有一連接部及一修整部，對應該中心軸線，該連接部連接該第一部分之該牙齦部，該修整部連接該連接部，在垂直於該中心軸線之方向上，該修整部之截面面積大於該第一部分之該牙齦部之截面面積，該修整部具有至少一側面及一夾持部，該修整部之該至少一側面朝上逐漸擴大，使該修整部之截面面積朝上逐漸增大，該夾持部設置於該修整部之一上部。該修整部之部分可被修磨以構成一支台，該支台具有適合裝設一假牙之角度及尺寸大小，可提升人工假牙之裝設品質及裝設穩固性。
