异丙酚是一种新型短效静脉麻醉药,近年来广泛应用于全麻诱导和维持[1]。由于异丙酚清除半衰期(tI2β)短,尤其适用于输注维持麻醉[2]。本研究选择小儿躯干及四肢手术,单次肌注氯胺酮诱导,微量泵控制输注异丙酚维持麻醉全过程,观察麻醉效果、用药量、呼吸、循环的变化及术后... Propofol is a new short-acting intravenous anesthetic, which has been widely used in the induction and maintenance of general anesthesia in recent years [1]. Due to the short half-life of propofol clearance (tI2β), especially for infusion to maintain anesthesia [2]. This study selected pediatric trunk and limb surgery, a single intramuscular injection of ketamine induction, propofol infusion control trace pump to maintain the whole process of anesthesia, anesthesia, dosage, respiration, circulation changes and postoperative ...