| 摘要 |
<p>A bone fixing blade (2), which is fixed at a intermedullary nail main body (1) to be inserted into a medullary space of a fractured thighbone and which fixes a big bone piece portion (B1) and a small bone piece portion (B2) composing the thighbone, is provided with a cut-out portion forming unit (231) formed in a stick-like shape along a circumferential direction of the bone fixing blade comprised of three cut-out portions (23a) cut out from the surface toward the inside, wherein the cut-out portion forming unit (231) is pressed into the inside of each of the big bone piece portion and the small bone piece portion to be in a position on a recess side that is deeper than a bone fracture line (L).</p> |
