Medical fixation needle

The utility model relates to the technical field of clinical surgical instrument, which is used for connecting and fixing broken bones. The utility model contains a columnar needle body 5, wherein two ends of the needle body 5 have two tips 1 and 6. Outer surface along the direction of the length is inscribed with a graduation line 4. A plurality of length measuring ordinals 3 arranged in two rows are marked from the starting parts of the two ends. A columnar body near one end of the needle body 5 is chiseled a tilted groove 2, wherein the opening of the tilted groove 2 is far from an adjacent end. Compared with the prior art, the utility model has the function of pushing needle body 5 in from both sides, and the operation is simplified. The graduation and the positioning are precise, and through the tilted groove 2 the threading and guiding procedures are completed once. Moreover, the utility model is convenient, quick, laborsaving, multifunctional and safe.