中华急诊医学杂志  2016, Vol. 25 Issue (5): 217-220
芬太尼和丙泊酚在严重创伤急诊救治中应用的临床观察
卢魁,谭新宇,郭嘉,刘宗元,周玲,涂杜娟,童华生,苏磊 ,谭杜勋    
510500 广州,南方医科大学第三附属医院急诊科(卢魁、谭新宇、郭嘉、刘宗元、周玲、涂杜娟、谭杜勋);510010 广州,广州军区广州总医院重症医学科(童华生、苏磊);510515 广州,南方医科大学(卢魁)
Safety and effectiveness of Propofol Combined with Fentanyl for Severe Trauma in the Emergency Department
Lu Kui,Tan Xinyu,Guo Jia,Liu Zongyuan,Zhou Ling,Tu Dujuan,Tong Huasheng,Su Lei ,TAN Duxun    
Emergency Department,the Third Affiliated Hospital of Southern Medical University,Guangzhou 510500,China(Lu K,Tan XY,Guo J,Liu ZY,Zhou L,Tu DJ,Tong HS);Intensive Care Unit,Guangzhou Military General Hospital,Guangzhou 510010,China(Tong HS,Su L);Southern Medical University,Guangzhou 510515,China(Lu K)
Corresponding author: Su Lei,Email: slei_icu@163.com

严重创伤(severe trauma,ST)常有剧痛、躁动和谵妄,妨碍医疗措施及时有效实施,急诊救治时延长急救时间,增加死亡风险[1],ICU给予镇痛镇静(analgesia & sedation,AS)[2, 3, 4]而急诊科(emergency department,ED)很少实施AS。国外急救使用各种镇痛镇静药物[5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29],但对ST使用少有报道。芬太尼(fentanyl,F)和丙泊酚(propofol,P)起效快半衰期短,笔者采用小剂量F复合P对ST实施AS,旨在探讨ST急诊救治中AS的安全性和对救治时效的影响。

1 资料与方法 1.1 一般资料

纳入标准:⑴院前指数(PHI)≥4分。⑵损伤严重度评分(ISS)≥25分。⑶头颈胸腹部CT检查。排除标准:⑴单纯四肢伤或胸腹锐器伤。⑵深昏迷。⑶心脏骤停。⑷基础病活动期或发作期。⑸既往精神病史。⑹对阿片类药物过敏。

选择2013年10月~2015年4月南方医科大学第三附属医院急诊科救治的35例ST,男 27例,女8例;年龄平均39.72岁;PHI评分平均7.90分;ISS评分平均34.49分。致伤原因:交通伤18例,工程事故12例,坠落伤5例。颅脑伤21例,胸腹伤14例。伤后就诊时间20 min~6 h,平均62 min。输注F和P为AS组;注射哌替啶或安定为常规组(convention,C)。签署知情同意书。AS组14例,男11例,女3例;平均年龄37.29岁;PHI评分平均7.71分;ISS评分平均35.57分。C组21例,男16例,女5例;平均年龄44.71岁;PHI评分平均7.24分;ISS评分平均33.76分。两组患者构成指标无显著差异(见表 1)。

表 1 两组患者一般资料比较
组别 例数 年龄(岁,例) 性别(男/女) 损伤原因 损伤部位 受伤至就诊时间(min) PHI ISS评分
交通事故 工程事故 坠落伤 颅脑 胸腹 ≤30 30~60 >60
AS组 14 37.29±13.69 11/3 7 5 2 8 6 4 9 1 7.71±1.14 35.57±3.65
C组 21 44.71±10.54 16/5 11 7 3 13 8 5 13 3 7.24±1.09 33.76±3.92
t 10.536 - - - - 1.243 1.373
χ 2 - 0.027 0.023 0.079 0.457 - -
P 0.079 1.000 1.000 0.778 1.000 0.223 0.179
1.2 救治措施

达到ED立即监测心率(HR)、呼吸频率(RR)、收缩压(SBP)、舒张压(DBP)和脉搏血氧饱和度(SpO2)。建立静脉通路、抽血化验、导尿和限制性液体复苏。呼吸功能不全者气管插管,怀疑胸腹腔出血予以穿刺。生命体征相对稳定或已建立可靠静脉通路和气道后行CT检查。损伤明确后专科医师决定入手术室或入ICU。AS组静脉注射枸橼酸F注射液(宜昌人福药业有限公司,国药准字H20030197,批号:6120903)0.0015mg·kg-1,最大剂量不超过0.2mg。微量泵(AP-11型电脑泵自控注射泵,美国Baxter公司生产)持续静脉注射P(广东嘉博制药有限公司,国药准字H20051842,批号:130314-02),0.5~1.0mg·kg-1·min-1,根据Ramsay评分调整给药剂量,严格控制总量。有创操作或CT检查前一次性注射P 3~4 mL,确保Ramsay评分3~4级。C组注射哌替啶或安定。

1.3 记录指标

⑴记录生命体征和严重不良事件,包括呼吸抑制、低氧血症、低血压、气管插管和入院24h内病死率。具体标准如下:①低血压:SBP下降≥10mmHg且≤90mmHg;②低氧血症:SpO2下降≥0.05且≤0.90;③呼吸抑制:RR≤8次/min或呼吸暂停时间≥15s;⑵记录躁动。⑶ED时间(包括CT检查)和液体复苏输液量。

1.4 统计学方法

应用SPSS 20.0软件进行统计学处理,计量资料以x±s表示采用t检验;计数资料以样本率表示,行χ2 检验或Fisher确切概率法,P<0.05为差异有显著性。

2 结果 2.1 生命体征变化和严重不良事件

到达和离开ED时HR、RR、BP和SpO2两组间无显著性差异(P>0.05)。与到达ED比较,两组患者离开时的HR、RR和BP均明显下降(P<0.01)而SpO2变化不明显(P>0.05)(见表 2)。呼吸抑制、低氧血症、低血压、气管插管和入院24h内死亡两组间差异无统计学意义(P>0.05)。C组2例入院24h内死亡患者伤后在当地医院就诊,伤后6h才转入我院(见表 3)。

表 2 两组患者到达和离开ED生命体征比较
(x±s )
组别 时间 HR(次/min) RR(次/min) SBP(mmHg) DBP(mmHg) SpO 2
AS组
到达ED 112.18±8.47 23.46±2.66 93.64±7.27 59.56±4.97 0.89±0.02
离开ED 104.90±5.18 b 18.09±3.48 b 116.82±7.28 ab 68.46±2.07 b 0.90±0.03
C组
到达ED 110.52±8.97 23.43±2.34 92.52±5.76 60.62±4.52 0.89±0.04
离开ED 107.33±4.23 b 17.96±4.37 b 108.38±12.35 b 66.71±3.95 b 0.90±0.02
注:组间比较,a P<0.05; 组内比较, b P<0.01
表 3 两组严重不良事件比较(例)
组别 例数 呼吸抑制 低氧血症 低血压 气管插管 入院24 h内死亡
AS组 14 6 8 5 4 0
C组 21 7 5 6 5 2
χ 2 0.452 3.998 0.199 0.100 1.414
P 0.501 0.046 0.721 1.000 0.506
2.2 躁动率、ED时间和输液量

AS组3例(21.48%)出现躁动,显著低于C组(P=0.000<0.01)。与C组比较,AS组ED时间(52.09±2.30)min,明显缩短26.48 min(P=0.000<0.01)。AS组输液量(2030.91±229.24)mL,多于C组(1998.19±134.33)mL,两组间差异无统计学意义(见表 4)。

表 4 两组患者躁动、ED时间和液体复苏输液量比较
组别 例数 躁动( 例,%) ED时间(min) 输液量(mL)
AS组 14 3(21.48%) 52.09±2.30 2030.91±229.24
C组 21 17(80.95%) 78.57±3.26 1998.19±134.33
χ 2 6.882 - -
t - -23.891 0.436
P 0.009 0.000 0.67
3 讨论

本研究初步显示,小剂量F复合P有效控制ST急诊救治时的躁动,保证急救措施及时有效实施,缩短救治时间。虽然对呼吸和循环产生抑制,但密切关注及时减量,可以避免严重副作用(side effect,SE),为ED对ST实施AS提供一种方法。

急性疼痛是患者紧急就诊的主要原因,如不能有效缓解,将演变为慢性疼痛,国外急诊用各种药物实施管理,F和P是最常用药物之一[8, 10, 11, 13, 15, 16, 17, 19, 20, 23, 25, 26, 27, 28, 29]。2005年,美国急诊医师协会认为,经过急救培训急诊医生能够在日常工作中对危重患者实施呼吸、循环管理和AS治疗,并颁布了《急诊程序性镇静镇痛指南》第二版,2014年颁布了第三版[12],而国内担心SE而很少开展AS。 ST患者疼痛剧烈、躁动,建立静脉通道、影像学检查和气管插管等不能一次成功,需要多次,耗时长,甚至已建立的管道脱落,影像学成像不清晰,患者坠床等,延长救治时间。F对心血管影响小,P恶心呕吐率低,SE发生是由于大剂量快速注射引起。笔者根据F有效缓解肾绞痛和中度创伤疼痛的经验和参照国外文献推荐的用法[15, 17],采用小剂量联合给药。单用小剂量F(总剂量≤0.2 mg),疼痛缓解不能持久,增加剂量则担心SE,联合P0.5~1.0 mg·kg-1·min-1微量泵输注,根据躁动调节剂量,直到患者Ramsay评分2、3分时减半量维持,切记勿使患者Ramsay评分5分,当生命体征出现明显下降时减慢或暂停后很快恢复。尽管变化有统计学意义但没有临床意义,小剂量F和P联用有效控制创伤应激,在给氧和补液情况下有利于改善呼吸急促和心率加快。AS组4例气管插管,且一次成功;CT检查时患者安静,10 min完成,成像良好。C组5例气管插管,仅1例一次成功。两组无一例因药物导致的气管插管。ED救治时间AS组比C组明显缩短26.48 min(P=0.000<0.01)。ST极易出现失血性休克,液体复苏十分重要。镇痛药可以引起血压下降,但有效镇痛保证止血措施和输液及时有效,AS利益足以抵消其风险。C组17例出现躁动,妨碍液体输注;AS组躁动得到控制,输液量多于C组,ED救治时间短于C组,3例躁动没有得到控制的原因是早期经验不足没有及时给药。AS组入院24 h内无一例死亡,C组2例死亡,两组差异无统计学意义,表明对患者病情发展没有不利影响。

由于本研究是回顾性且病例数少,需今后的研究增加样本量,进一步探讨ST患者急诊救治AS治疗的最佳药物选择和给药方法,以及AS对创伤预后的影响。

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