颅底颌顶位的传统投照方法是被检查者仰卧在投照床上,背部垫起沙袋或枕头进行投照,该方法的缺点是:1.要准备一定的衬垫物品;2.此位置病人易感到不适,不易配合好;3.用床下活动滤线器投照增大了肢—片距,使影像放大,影响照片的清晰度等。为了解决以上问题,我院放射科胡建国同志在KB-400型X线机投照床一端研制安装了一个头颅照片托 Skull base of the top of the traditional method is to cast the examiner supine on the cast in the bed, back pad or sandbags pillow to vote, the drawbacks of this method are: 1. To prepare a certain liner items; 2. This position The patient is easy to feel discomfort, not easy to cooperate well; 3. Under the active filter filter under the bed increased limb-piece distance, so that the image is enlarged, affecting the clarity of the photo and so on. In order to solve the above problems, our hospital Radiology Hu Comrade in the KB-400 X-ray machine cast one end of the bed to develop and install a skull photo care