Laparoscopic resection of rectal cancer position is to take the lithotomy position, al kinds of pressure ulcer risk factors influence each other, sacrococcygeal pressure ulcer incidence is increased, nurse, reasonable arrangements for operation posture, intraoperative postural assessment on a regular basis, can use the pad against pressing prevention in patients with iliac tail skin ulcer the operation, improve the quality of nursing.%腹腔镜下直肠癌根治术的体位是采取截石位，各种压疮发生的高危因素相互影响，骶尾部皮肤压疮的发生率就有所增加，巡回护士合理地安排手术体位，术中定期对体位进行评估，可使用防压垫预防患者骼尾部皮肤压疮，提高了手术护理质量。
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