Objective: To observe changes of plasma catecholamine (CA) level in patients experiencing cholecystectomy under acupuncture anesthesia combined with epidural administration of small dose of anesthetics. Methods: 33 ch...Objective: To observe changes of plasma catecholamine (CA) level in patients experiencing cholecystectomy under acupuncture anesthesia combined with epidural administration of small dose of anesthetics. Methods: 33 cholecystectomy patients were randomly divided into acupuncture combined with epidural anesthesia (A) group (n=11), acupoint skin electrical stimulation combined with epidural anesthesia (B) group (n=11) and simple epidural anesthesia (C) group (n=11). Acupoints used were bilateral Zusanli (ST 36) and Neiguan (PC 6) and stimulated with parameters of frequency 2/15 Hz, intermittent waves, electric current 2~3 mA for group A and 13mA for group B. Extradural anesthetic administered was 1.5% Lidocaine 5 mL. Venous blood samples were collected one day before, during and 3 days after operation for detecting plasma NE, E and DA contents. Results: ① During operation, plasma NE of group A and B lowered in comparison with pre operation, particularly group A (P<0.01), while in group C, plasma NE level increased slightly; plasma E of group A and B increased significantly compared with pre operation (P< 0.01). Plasma DA in the 3 groups all raised during operation. ② Three days after operation, plasma NE, E and DA levels recovered basically in comparison with those of one day before operation. It indicates that acupuncture or acupoint skin electrical stimulation is capable of regulating sympathetic activity during epidural anesthesia. The anesthetic effect has a closer relation with changes of plasma NE level rather than changes of plasma E or DA levels. Conclusion: Acupuncture or acupoint surface electrical stimulation combined with epidural anesthesia may be of reducing or releasing surgical operation generated stress response during cholecystectomy.展开更多
目的探讨右美托咪定对大面积烧伤患者静脉全身麻醉(全麻)切痂植皮术应激反应的影响。方法选择择期行大面积烧伤削痂植皮术患者60例,ASAⅠ、Ⅱ级,随机均分成生理盐水对照组(S组)和右美托咪定组(D组)。诱导前10 min D组静脉泵注负...目的探讨右美托咪定对大面积烧伤患者静脉全身麻醉(全麻)切痂植皮术应激反应的影响。方法选择择期行大面积烧伤削痂植皮术患者60例,ASAⅠ、Ⅱ级,随机均分成生理盐水对照组(S组)和右美托咪定组(D组)。诱导前10 min D组静脉泵注负荷量的右美托咪定(1μg/kg,10 min)。泵完以0.5μg/(kg·h)的右美托咪定维持,S组泵注相同剂量的生理盐水。两组均以氯胺酮1.0mg/kg,丙泊酚1.0mg/kg静注诱导,氯胺酮2.0-4.0mg/(kg·h)泵注复合丙泊酚2-4μg/mL靶控输注维持麻醉深度,使患者BIS值维持在46-55。观察两组诱导前(T0)、诱导后(T1),削痂(T2)、取皮(T3)、植皮(T4)、手术结束(T5)各时间点MAP、HR变化及测定血浆肾上腺素(Epinephrine,E)、去甲肾上腺素(Norepinephrine,NE)、皮质醇(Cortisol,COR)、血糖(Glucose,GLU)含量。记录从停药到意识恢复时间、出现呼吸抑制患者例数及苏醒期发生恶心呕吐、躁动患者例数。结果与T0时相比较,S组在T2-T5时HR明显增快,MAP明显增高(P〈0.05),且均高于D组(P〈0.05),而D组在T0-T5HR、MAP无明显变化(P〉0.05)。在T2-T5时,S组的E、NE、COR、GLU明显高于T0时和D组(P〈0.05)。两组的意识恢复时间,出现呼吸抑制患者例数无明显差异。但是,S组术后恶心呕吐、躁动的发生率明显高于D组(P〈0.05)。结论右美托咪定可降低大面积烧伤患者静脉全麻切痂植皮术的应激反应,并且可以较少相关并发症。展开更多
目的探讨麻醉准备室与病房术前一日备皮对手术部位感染的影响。方法将在病房术前一日备皮的患者定义为W组(Ward of Ourhospital),麻醉准备室备皮的患者为A组(Pre-Anesthesia Preparation Room),每组100例。比较两组患者备皮手术间隔时间...目的探讨麻醉准备室与病房术前一日备皮对手术部位感染的影响。方法将在病房术前一日备皮的患者定义为W组(Ward of Ourhospital),麻醉准备室备皮的患者为A组(Pre-Anesthesia Preparation Room),每组100例。比较两组患者备皮手术间隔时间,皮肤消毒前菌落计数和切口愈合情况。结果 A组备皮手术间隔时间明显短于W组(P<0.05)。两组患者皮肤消毒前菌落计数差异有统计学意义(P<0.05),而切口愈合情况差异比较无统计学意义(P>0.05)。结论在麻醉准备室建立术前备皮区可明显缩短备皮-手术间隔时间,可能对预防手术部位感染有一定作用。展开更多
目的探讨在硬膜外麻醉皮肤电传导率(skin conductance,SC)的变化区分痛觉阻滞区与非阻滞区的准确性。方法择期美国麻醉医师协会(The American Society of Anesthesiologists,ASA)分级Ⅰ~Ⅱ级、硬膜外麻醉下行下肢手术的病人25例,选...目的探讨在硬膜外麻醉皮肤电传导率(skin conductance,SC)的变化区分痛觉阻滞区与非阻滞区的准确性。方法择期美国麻醉医师协会(The American Society of Anesthesiologists,ASA)分级Ⅰ~Ⅱ级、硬膜外麻醉下行下肢手术的病人25例,选择L2~3间隙硬膜外穿刺置管,穿刺成功后连接SC监测仪。收集5个时点数据:基础值(G0),试验剂量1%利多卡因5 ml后5 min(G1),负荷剂量0.75%的罗哌卡因8 ml后5 min(G2)、10 min(G3)、15 min(G4)。每个时点记录SC的基础值(SC0),电刺激下G1~G4痛觉阻滞区(SC1)与非痛觉阻滞区(SC2)的SC的改变值。统计方法采用ROC曲线(Receiver Operating Characteristic)处理。结果与基础值G0相比,G1~G4时点SC0、SC1、SC2的均值逐渐降低,SC1、SC2的总体均值为1.82μS与0.38μS,两者相比差异有统计学意义(P〈0.05)。ROC曲线下面积为0.952,与0.5相比,有统计学意义(P〈0.01),SC改变值为0.74μS时判定痛觉阻滞平面的特异性为82%,敏感性为90%。结论 SC的变化对区分硬膜外麻醉下痛觉阻滞区与非阻滞区具有较高价值。展开更多
文摘Objective: To observe changes of plasma catecholamine (CA) level in patients experiencing cholecystectomy under acupuncture anesthesia combined with epidural administration of small dose of anesthetics. Methods: 33 cholecystectomy patients were randomly divided into acupuncture combined with epidural anesthesia (A) group (n=11), acupoint skin electrical stimulation combined with epidural anesthesia (B) group (n=11) and simple epidural anesthesia (C) group (n=11). Acupoints used were bilateral Zusanli (ST 36) and Neiguan (PC 6) and stimulated with parameters of frequency 2/15 Hz, intermittent waves, electric current 2~3 mA for group A and 13mA for group B. Extradural anesthetic administered was 1.5% Lidocaine 5 mL. Venous blood samples were collected one day before, during and 3 days after operation for detecting plasma NE, E and DA contents. Results: ① During operation, plasma NE of group A and B lowered in comparison with pre operation, particularly group A (P<0.01), while in group C, plasma NE level increased slightly; plasma E of group A and B increased significantly compared with pre operation (P< 0.01). Plasma DA in the 3 groups all raised during operation. ② Three days after operation, plasma NE, E and DA levels recovered basically in comparison with those of one day before operation. It indicates that acupuncture or acupoint skin electrical stimulation is capable of regulating sympathetic activity during epidural anesthesia. The anesthetic effect has a closer relation with changes of plasma NE level rather than changes of plasma E or DA levels. Conclusion: Acupuncture or acupoint surface electrical stimulation combined with epidural anesthesia may be of reducing or releasing surgical operation generated stress response during cholecystectomy.
文摘目的探讨右美托咪定对大面积烧伤患者静脉全身麻醉(全麻)切痂植皮术应激反应的影响。方法选择择期行大面积烧伤削痂植皮术患者60例,ASAⅠ、Ⅱ级,随机均分成生理盐水对照组(S组)和右美托咪定组(D组)。诱导前10 min D组静脉泵注负荷量的右美托咪定(1μg/kg,10 min)。泵完以0.5μg/(kg·h)的右美托咪定维持,S组泵注相同剂量的生理盐水。两组均以氯胺酮1.0mg/kg,丙泊酚1.0mg/kg静注诱导,氯胺酮2.0-4.0mg/(kg·h)泵注复合丙泊酚2-4μg/mL靶控输注维持麻醉深度,使患者BIS值维持在46-55。观察两组诱导前(T0)、诱导后(T1),削痂(T2)、取皮(T3)、植皮(T4)、手术结束(T5)各时间点MAP、HR变化及测定血浆肾上腺素(Epinephrine,E)、去甲肾上腺素(Norepinephrine,NE)、皮质醇(Cortisol,COR)、血糖(Glucose,GLU)含量。记录从停药到意识恢复时间、出现呼吸抑制患者例数及苏醒期发生恶心呕吐、躁动患者例数。结果与T0时相比较,S组在T2-T5时HR明显增快,MAP明显增高(P〈0.05),且均高于D组(P〈0.05),而D组在T0-T5HR、MAP无明显变化(P〉0.05)。在T2-T5时,S组的E、NE、COR、GLU明显高于T0时和D组(P〈0.05)。两组的意识恢复时间,出现呼吸抑制患者例数无明显差异。但是,S组术后恶心呕吐、躁动的发生率明显高于D组(P〈0.05)。结论右美托咪定可降低大面积烧伤患者静脉全麻切痂植皮术的应激反应,并且可以较少相关并发症。
文摘目的探讨在硬膜外麻醉皮肤电传导率(skin conductance,SC)的变化区分痛觉阻滞区与非阻滞区的准确性。方法择期美国麻醉医师协会(The American Society of Anesthesiologists,ASA)分级Ⅰ~Ⅱ级、硬膜外麻醉下行下肢手术的病人25例,选择L2~3间隙硬膜外穿刺置管,穿刺成功后连接SC监测仪。收集5个时点数据:基础值(G0),试验剂量1%利多卡因5 ml后5 min(G1),负荷剂量0.75%的罗哌卡因8 ml后5 min(G2)、10 min(G3)、15 min(G4)。每个时点记录SC的基础值(SC0),电刺激下G1~G4痛觉阻滞区(SC1)与非痛觉阻滞区(SC2)的SC的改变值。统计方法采用ROC曲线(Receiver Operating Characteristic)处理。结果与基础值G0相比,G1~G4时点SC0、SC1、SC2的均值逐渐降低,SC1、SC2的总体均值为1.82μS与0.38μS,两者相比差异有统计学意义(P〈0.05)。ROC曲线下面积为0.952,与0.5相比,有统计学意义(P〈0.01),SC改变值为0.74μS时判定痛觉阻滞平面的特异性为82%,敏感性为90%。结论 SC的变化对区分硬膜外麻醉下痛觉阻滞区与非阻滞区具有较高价值。