俯卧位是患儿脊柱、尾后路和腰背部手术常用体位。由于患儿年龄的差异造成俯卧位手术体位固定困难 ,常影响手术人员操作 [1 ] 。为此 ,笔者于 1998年 1月自行设计制作蝶形体位单。经用于患儿俯卧位手术 5 2例 ,效果满意 ,介绍如下。1　材料及制作方法选择厚薄适度的白色棉布 2 Prone position is the children’s spine, tail and back and back surgery commonly used position. Due to differences in the age of the child, the position of the prone position is difficult to fix, often affecting the operation of the operatives [1]. To this end, the author in January 1998 to design their own butterfly body position order. For children with prone position surgery 52 cases, the results are satisfactory, introduced as follows. A material and production methods to choose the right thickness of white cotton 2