A kind of dentistry Psoralen bone nail has a head and the whole body portion in structure, and neck between the two is equipped with a bolt groove, uses so that titanium film is inserted into positioning. Above-head has a cross driving portion, for imposing tool rotation bone nail； Body portion is made of shape-V thread, and end is one section of self tapping thread and pointed cone endpiece, to precise positioning and pierces alveolar bone. 一種牙科補骨用骨釘，結構上有一頭部及一身部，兩者之間的頸部設有一個插銷凹槽，以供鈦膜插入定位用。頭部上方有一個十字形驅動部，可供施以工具轉動骨釘；身部為V型螺紋所構成，末端為一段自攻螺牙與尖錐尾段，用以精準定位與鑽入齒槽骨。
