| abstract |
The utility model discloses a radiation therapy tracks the position mark thing, the tag can be the cylinder that the surface was equipped with spiral groove, the tag can be annular barb structure, also can surperficially be equipped with the crossed circle recess, the tag can also be chain type structure. The utility model discloses disclose an implantation pjncture needle that carries underlined thing simultaneously, outside sleeve pipe includes still that the tag implants the storehouse, the tag is implanted the storehouse and is linked together with tag implantation passageway, place the metal tag that the surface has the sunk structure in the tag implantation storehouse. The utility model discloses can reduce the golden problem of marking the offset that patient deeply breathed and perhaps coughs and bring, guarantee pursuit of the whole therapeutical in -process of patient and the accuracy of fixing a position, the messenger accomplishes the single treatment within a short period of time, has improved the radiation therapy effect, when the implantation pjncture needle that carries underlined thing can avoid the tag to implant since pjncture needle blood too much and lead to small tag to be lost. |