A kind of bone plate (1),In X-shaped,One upside (8) of tool,One towards bone downside (9),One middle part (2),And one be connected to the middle part (2) peripheral region (3),The peripheral region includes four arms of the X-shaped,And at least four plate holes (4) are equipped in the peripheral region,Four plate holes (4) are respectively provided at the end of four arms of the X-shaped,Wherein at least there are a plate hole (4) that there are sealed means (5),Be suitable for be put into bone screw therein (10) it is sealed at rigidity,The mode of angle stabilization,The width of the end of four arms of the X-shaped is A,And connect using the join domain of width B with the middle part (2),Wherein,The width A that the end of four arms of the small what X-shaped of the width B of join domain is surveyed in plate hole (4) region,And the sealed means (5) of an at least plate hole (4) have internal screw thread in plate hole (4),And downside (9) direction of the plate hole to this towards bone is tapered narrows.一種骨板(1)，呈X形，具一上側(8)、一朝向骨的下側(9)、一中部(2)、及一接到該中部(2)的周圍區域(3)，該周圍區域包含該X形的四條臂，且該周圍區域中設有至少四個板孔(4)，該四個板孔(4)分別設在該X形的四條臂的末端，其中至少有一板孔(4)具有鎖合手段(5)，適用於把要放入其中的骨螺絲(10)鎖合成剛性、角度穩定的方式，該X形的四條臂的末端的寬度為A，且利用寬度B的連接區域與該中部(2)連接，其中，連接區域的寬度B小於該X形的四條臂的末端在板孔(4)區域所測的寬度A，且該至少一板孔(4)的鎖合手段(5)在板孔(4)中有內螺紋，且該板孔向該朝向骨的下側(9)方向呈錐形變窄。
