我院根据脊索瘤手术两切口、两体位的特点，对手术体位加以改进，并注意手术配合要点．取得良好效果，现介绍如下。1改进后体位取90”右侧卧位，以腹、的两切口行筋骨脊索瘤切除。在90”右侧卧位的基础上根据腹能切口要求调整成60”、120”以取代原来的先取仰卧倒八字切口经腹 According to the characteristics of the two incisions and two positions of chordoma surgery, our hospital improved the surgical position and paid attention to the points of surgery. The results are as follows. 1After the modified position, take a 90” right lateral decubitus position, and then cut the abdominal chordoma with two incisions. In the 90” right lateral decubitus position, adjust to 60” and 120” according to the abdominal incision requirement to replace the original one. First take the inverted eight-shaped incision through the abdomen