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1 引言口腔科照射标准的颞下颌关节照片,需将颅骨固定在恰当的侧位,这需要一种辅助的仪器。本文介绍一种自制的头颅固位器,经临床应用,效果较好,可用于开、闭口4个象位的颞下颌关节照片。 2、材料及方法方形固定台一个,台框用铝板制作,台的上下面板用粘胶三合板制作。在上面板的下方,选用适当大小的铅板固定于三合板的下面。在铅板中央,留下长方形空缺,大小为胶片盒(12.7×17.8cm)的1/4,用于限制摄
1 Introduction Stomatological exposure to standard temporomandibular joint photographs, the skull should be fixed in the appropriate lateral position, which requires an auxiliary instrument. This article describes a self-made head retainer, clinical application, the effect is better, can be used to open and close the four images of the temporomandibular joint photos. 2, materials and methods Square fixed Taiwan, Taiwan made of aluminum plate, the upper and lower panels of the Taiwan production with viscose plywood. At the bottom of the upper panel, select the appropriate size of the lead plate fixed to the underside of the plywood. In the center of the grid, leaving a rectangular gap, the size of the film box (12.7 × 17.8cm) 1/4, used to limit the photo