患儿,女,年龄16天,体重3.5kg。患儿出生后发现骶尾部包块5cm×6cm,边界清楚,质硬,表皮发红色,无破溃,透光试验阴性,无活动,未行任何处理。患儿足月顺产,发育正常。出生后无肢体抽搐,无外伤,母乳喂养,大小便正常。诊断:先天性脊膜膨出,畸胎瘤不除外。手术日晨禁奶、水。入室后肌注氯胺酮20mg,开放静脉后给异丙酚8mg、琥珀胆碱5mg,面罩给氧,控制呼吸,气管内插管,插管后用0.4%异丙酚微量泵维持麻醉,1%普鲁卡因手术区域局部浸润,使用“T”型管装置控制呼吸。同时用Space Labs多功能监测仪进行 Children, women, age 16 days, weight 3.5kg. Children born after the discovery of sacrococcygeal mass 5cm × 6cm, clear boundary, hard, red skin, no ulceration, light transmission test was negative, no activity, without any treatment. Children with full-term follow-up, normal development. No limb twitch after birth, no trauma, breastfeeding, normal urine. Diagnosis: Congenital meningitis, teratoma is not excluded. Surgical day morning forbidden milk, water. Into the room after intramuscular injection of ketamine 20mg, open venous after propofol 8mg, succinylcholine 5mg, oxygen mask, control breathing, endotracheal intubation, 0.4% propofol after intubation with micropumps to maintain anesthesia, 1% Local infiltration of the lucaine area of ​​operation, the use of “T ” tube device to control breathing. At the same time with the Space Labs multi-function monitor