Objective To summarize the disease-free technology operation of malignant tumor. Methods This paper introduces the disease-free operation technology and key points for nursing cooperation. Results The surgical operation, strictly abide by the disease-free technology in avoid the iatrogenic transfer tumour cells, lower the recurrence rate and mortality rate are obvious. Conclusion Malignant tumor surgery process, disease-free ideas and sterile are equal y important. Operating room nurses is both practitioners and urge and managers.%目的总结恶性肿瘤手术中的无瘤操作技术。方法介绍无瘤操作技术及护理配合要点。结果手术中严格遵守无瘤技术操作，避免了肿瘤细胞医源性转移，使复发率和死亡率都明显降低。结论恶性肿瘤手术过程中，无瘤观念和无菌观念同等重要。手术室护士既是执行者，又是督促及管理者，不断研究和提升无瘤技术，是手术室护理专业性的体现和我们义不容辞的责任。
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