李中云 韋曉艷 牙耀 文建乾 潘榮明 楊焱焰 鄧良 梁彬
【摘要】目的評價不同劑量阿芬太尼復(fù)合丙泊酚中長鏈脂肪乳注射液用于老年患者無痛胃鏡診療的復(fù)蘇質(zhì)量。方法選擇2022年3月—12月南寧市第三人民醫(yī)院ASAⅠ~Ⅲ級擬在靜脈全身麻醉下行胃鏡診療的老年患者120例,年齡65~79歲,體重45~70 kg,性別不限,采用隨機數(shù)字表分為四組(每組30例):對照組(C組)及不同劑量阿芬太尼組(F5組、F7組和F9組)。F5組、F7組、F9組分別靜脈注射阿芬太尼5 μg/kg、7 μg/kg、9 μg/kg(各組均用生理鹽水稀釋至0.1 mL/kg),C組靜脈注射等量生理鹽水,1 min后各組再緩慢推注丙泊酚中長鏈脂肪乳注射液0.8 mg/kg。術(shù)中出現(xiàn)嗆咳或體動反應(yīng)時,靜脈追加丙泊酚中長鏈脂肪乳注射液0.4 mg/kg。記錄各組診療時間、蘇醒時間、復(fù)蘇時間、丙泊酚中長鏈脂肪乳注射液追加情況及不良反應(yīng)的發(fā)生情況。結(jié)果四組患者頭暈、惡心嘔吐及心動過緩的發(fā)生率比較差異無統(tǒng)計學(xué)意義(P>0.05)。與C組比較,F(xiàn)5組、F7組和F9組丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少,蘇醒時間和復(fù)蘇時間明顯縮短,體動、呼吸抑制和低血壓發(fā)生率明顯降低(P<0.05)。與F5組比較,F(xiàn)7組和F9組丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少(P<0.05),體動反應(yīng)、呼吸抑制及低血壓發(fā)生率則差異無統(tǒng)計學(xué)意義(P>0.05)。與F7組比較,F(xiàn)5組和F9組蘇醒時間、復(fù)蘇時間明顯延長(P<0.05)。結(jié)論阿芬太尼5 μg/kg、7 μg/kg、9 μg/kg復(fù)合丙泊酚中長鏈脂肪乳注射液用于老年人無痛胃鏡診療效果均較好,但阿芬太尼7 μg/kg復(fù)蘇質(zhì)量更高、更安全。
【關(guān)鍵詞】阿芬太尼;丙泊酚中長鏈脂肪乳注射液;復(fù)蘇質(zhì)量;胃鏡診療;老年
中圖分類號:R614.2;R573文獻標(biāo)志碼:ADOI:10.3969/j.issn.1003-1383.2023.08.005
Effect of different doses of alfentanil combined with propofol medium and
long chain fat emulsion injection on the quality of resuscitation in
painless gastroscopy diagnosis and treatment for the elderly
LI Zhongyun, WEI Xiaoyan, YA Yao, WEN Jianqian,
PAN Rongming, YANG Yanyan, DENG? Liang, LIANG? Bin
(Department of Anesthesiology, the Third People's Hospital of Nanning, Nanning 530003, Guangxi, China)
【Abstract】ObjectiveTo investigate the effects of different doses of alfentanil combined with propofol medium and long chain fat emulsion injection on the quality of resuscitation in painless gastroscopy diagnosis and treatment for the elderly. Methods120 elderly patients with ASA (the American Society of Anesthesiologists) grade Ⅰto Ⅲ who planned to undergo gastroscopy under intravenous general anesthesia at the Third People' s Hospital of Nanning from March to December 2022? were selected.? Regardless of gender, the ages of them were 65-79 years, weights were 45-70 kg. These patients were randomly divided into 4 groups (n=30) by random number table: control group (group C) and different doses of alfentanyl groups (group F5, group F7, and group F9). Alfentanil was diluted with saline solution to 0.1 mL/kg, and then the group F5, the group F7, and the group F9 were given? intravenous injection of? 5 μg/kg, 7 μg/kg, and 9 μg/kg of alfentanil, respectively. The group C were injected with an equal amount of physiological saline intravenously, and after 1 minute, each group were slowly injected with propofol medium and long chain fat emulsion injection (0.8 mg/kg). When coughing or body movement reactions occurred during surgery, intravenous infusion of propofol medium and long chain fat emulsion injection (0.4 mg/kg) was added. And then, diagnosis and treatment time, awakening time, resuscitation time, additional use of propofol medium and long chain fat emulsion injection, and occurrence of adverse reactions in each group were recorded. ResultsThere was no statistically significant difference in the incidence of dizziness, nausea and vomiting, and bradycardia among the four groups (P>0.05). Compared with the group C, the number of additional cases of propofol medium and long chain fat emulsion injection? significantly decreased, awakening time and resuscitation time significantly shortened, and the incidence of movement, respiratory depression and hypotension? also decreased significantly in the group F5, the group F7, and the group F9 (P<0.05). Compared with the group F5, the additional cases of propofol medium and long chain fat emulsion injection significantly decreased in the group F7 and the group F9 (P<0.05), while there was no statistically? significant difference in the incidence of movement, respiratory depression and hypotension (P>0.05). Moreover, compared with the group F7, the awakening time and resuscitation time were prolonged in the group F5 and the group F9 (P<0.05). ConclusionAlfentanil (5 μg/kg, 7 μg/kg, and 9 μg/kg) combined with propofol medium and long chain fat emulsion injection has good effects on painless gastroscopy diagnosis and treatment in the elderly, but alfentanil (7 μg/kg) has higher quality of resuscitation and safer.
【Key words】alfentanil; propofol medium and long chain fat emulsion injection; the quality of resuscitation; gastroscopy diagnosis and treatment; the elderly
胃鏡診療為有創(chuàng)操作,其傷害性刺激可誘發(fā)應(yīng)激反應(yīng),導(dǎo)致循環(huán)系統(tǒng)急劇波動,可誘發(fā)心腦血管事件[1]。有研究表明,阿芬太尼復(fù)合丙泊酚中長鏈脂肪乳注射液用于無痛胃鏡診療安全有效、恢復(fù)快,能有效抑制傷害性刺激的傳導(dǎo),減輕患者應(yīng)激反應(yīng),減少鎮(zhèn)靜藥物丙泊酚中長鏈脂肪乳注射液的用量,降低不良反應(yīng)的發(fā)生率[2]。因此,本研究旨在觀察不同劑量阿芬太尼復(fù)合丙泊酚中長鏈脂肪乳注射液用于老年患者無痛胃鏡診療的復(fù)蘇質(zhì)量,并探討其適宜劑量。
1資料與方法
1.1一般資料本研究已通過醫(yī)院倫理委員會批準(zhǔn),將2022年3月—12月在我院擬行胃鏡診療的老年患者120例,ASA分級Ⅰ~Ⅲ級,年齡65~79歲,性別不限,體重45~70 kg,采用隨機數(shù)字表將患者分為四組:阿芬太尼F5組、F7組、F9組及丙泊酚中長鏈脂肪乳注射液組(C組),每組30例。排除標(biāo)準(zhǔn):有乳劑及阿片類藥物過敏史;有嚴(yán)重心、腦、肺、肝、腎和代謝性疾病病史患者;2周內(nèi)有呼吸道急性炎癥且未治愈病史;有精神疾病史、濫用麻醉性鎮(zhèn)痛藥或鎮(zhèn)靜藥患者;有嚴(yán)重鼾癥或嚴(yán)重胃潴留史患者。
1.2麻醉方法術(shù)前禁飲食8 h,入室后建立靜脈通路,3 L/min鼻導(dǎo)管持續(xù)吸氧,監(jiān)測無創(chuàng)血壓(BP)、心電圖(ECG)、血氧飽和度(SpO2)、呼吸頻率(RR)。麻醉誘導(dǎo):F5組、F7組和F9組患者分別緩慢靜脈注射阿芬太尼(生產(chǎn)批號:13S01011,宜昌人福藥業(yè)有限責(zé)任公司)5 μg/kg、7 μg/kg和9 μg/kg(各組均用生理鹽水稀釋至0.1 mL/kg),C組患者經(jīng)靜脈注射等量生理鹽水;1 min后各組均緩慢推注丙泊酚中長鏈脂肪乳注射液0.8 mg/kg,患者入睡后開始進鏡,如術(shù)中出現(xiàn)體動反應(yīng)(出現(xiàn)嗆咳或膝、肘、髖關(guān)節(jié)活動影響操作的反應(yīng))時,予追加丙泊酚中長鏈脂肪乳注射液0.4 mg/kg。出現(xiàn)呼吸抑制(脈搏氧飽和度<90%)時,予托下頜或面罩人工輔助通氣;當(dāng)術(shù)中心率小于50 次/min予靜脈注射阿托品0.5 mg,發(fā)生低血壓(SBP<術(shù)前70%或80/50 mmHg)靜脈注射麻黃堿5~10 mg。術(shù)畢患者清醒入復(fù)蘇室繼續(xù)吸氧監(jiān)護管理,至鎮(zhèn)靜/麻醉后離院評分量表≥9分,囑家屬陪同離開。
1.3觀察指標(biāo)記錄各組診療時間、蘇醒時間、復(fù)蘇時間、丙泊酚中長鏈脂肪乳注射液追加情況,患者發(fā)生體動、頭暈、惡心嘔吐、心動過緩、呼吸抑制和低血壓等不良反應(yīng)情況。
1.4統(tǒng)計學(xué)方法采用SPSS 17.0統(tǒng)計學(xué)軟件進行分析,計量資料以均數(shù)±標(biāo)準(zhǔn)差 (x±s)表示,組間比較采用單因素方差分析,計數(shù)資料以例數(shù)和百分比(%)表示,組間比較采用卡方檢驗,檢驗水準(zhǔn):α=0.05,雙側(cè)檢驗。
2結(jié)果
2.1一般資料? 四組患者ASA分級、性別、年齡、體重比較差異均無統(tǒng)計學(xué)意義(P>0.05)。見表1。
2.2用藥與復(fù)蘇情況四組的胃鏡診療時間比較差異無統(tǒng)計學(xué)意義(P>0.05)。與C組比較,F(xiàn)5組、F7組、F9組蘇醒時間和復(fù)蘇時間明顯縮短,丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少(P<0.05);與F5組比較,F(xiàn)7組和F9組丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少(P<0.05);與F7組比較,F(xiàn)5組和F9組蘇醒時間、復(fù)蘇時間明顯延長(P<0.05)。見表2。
2.3不良反應(yīng)四組患者均無惡心嘔吐發(fā)生,頭暈、心動過緩發(fā)生率差異無統(tǒng)計學(xué)意義(P>0.05);與C組比較,F(xiàn)5組、F7組和F9組體動、呼吸抑制和低血壓發(fā)生率明顯降低(P<0.05);F5組、F7組和F9組三組間體動、呼吸抑制及低血壓發(fā)生率比較差異無統(tǒng)計學(xué)意義(P>0.05)。見表3。
3討論
有研究表明,合理選用對呼吸、循環(huán)系統(tǒng)功能抑制輕微的麻醉方案,或通過聯(lián)合用藥發(fā)揮不同藥物各自的優(yōu)勢,既能滿足手術(shù)鎮(zhèn)靜鎮(zhèn)痛要求,又盡量減少藥物對患者正常生理功能的影響[3-4]。阿芬太尼為超短效強阿片類鎮(zhèn)痛藥,單次靜注起效時間僅為0.75 min,效應(yīng)室濃度約1.4 min達到峰值,維持10~15 min,相比于芬太尼和舒芬太尼等類似的麻醉藥,具有起效更迅速,維持時間更短,不良反應(yīng)更少等優(yōu)勢[5]。隨著年齡的增長對藥物的敏感性增強[6],根據(jù)老年人藥效學(xué)、藥代動力學(xué)特點,并結(jié)合前期研究阿芬太尼復(fù)合丙泊酚中長鏈脂肪乳注射液用于無痛胃鏡診療,阿芬太尼劑量8 μg/kg更安全有效、恢復(fù)更快[2]。本研究選擇阿芬太尼劑量為5 μg/kg、7 μg/kg、9 μg/kg復(fù)合丙泊酚中長鏈脂肪乳注射液用于老年患者無痛胃鏡診療評價其復(fù)蘇質(zhì)量。
鎮(zhèn)靜藥物丙泊酚中長鏈脂肪乳注射液具有普通丙泊酚相同的藥理學(xué)特性,起效快、恢復(fù)迅速、清除率高,可明顯減輕注射痛,防止高脂血癥的發(fā)生,減輕肝臟負(fù)擔(dān)等優(yōu)點[7],優(yōu)于普通丙泊酚,更適合老年人麻醉。本研究結(jié)果顯示,與C組比較,阿芬太尼5 μg/kg、7 μg/kg、9 μg/kg各組患者丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少,體動、呼吸抑制和低血壓發(fā)生率明顯降低,表明在老年患者的無痛胃鏡診療中,阿片類藥物與鎮(zhèn)靜藥物聯(lián)合用藥是一種安全有效的麻醉方案[8] 。與F5組比較,F(xiàn)7組和F9組丙泊酚中長鏈脂肪乳注射液追加例數(shù)明顯減少,表明老年人無痛胃鏡診療中,阿芬太尼能有效抑制應(yīng)激反應(yīng),降低交感中樞活性,減少患者應(yīng)激損傷[9];增加阿芬太尼劑量可明顯減少老年人鎮(zhèn)靜藥物的用量,且呈劑量依賴性[10],特別是合并心、腦、肺等系統(tǒng)疾病的老年患者,充分發(fā)揮阿芬太尼的藥理特點,合理增加阿芬太尼用藥劑量可減少鎮(zhèn)靜藥物用量,讓患者自主意識恢復(fù)更快,更好地提升麻醉安全性與質(zhì)量。
本研究結(jié)果顯示,與F7組比較,F(xiàn)9組蘇醒時間、復(fù)蘇時間延長,其原因可能為阿芬太尼主要經(jīng)腎臟代謝,而老年人存在藥物的血漿清除率下降的生理特點,當(dāng)阿芬太尼用藥量大于7 μg/kg時,有可能存在鎮(zhèn)痛藥物過量隱患,導(dǎo)致阿芬太尼體內(nèi)消除時間延長,影響患者蘇醒及復(fù)蘇時間。另外,老年患者中樞神經(jīng)系統(tǒng)發(fā)生退行性變,神經(jīng)細(xì)胞數(shù)目減少,沖動傳遞速度減慢,且隨著年齡的增長,腦內(nèi)神經(jīng)遞質(zhì)數(shù)量和活性降低[11],稍大劑量阿芬太尼可能與其他μ受體阿片類藥物一樣可直接作用于腦干各中樞;另外,阿芬太尼與短效鎮(zhèn)靜藥物丙泊酚中長鏈脂肪乳注射液兩者的起效和達到峰值效應(yīng)時間相似,隨著阿芬太尼用量的增加,由于兩藥互相協(xié)同作用,可發(fā)生血漿藥物濃度一過性增高,即所謂“超射現(xiàn)象”[12],使蘇醒時間與復(fù)蘇時間延長,延長患者滯留復(fù)蘇室時間,影響復(fù)蘇質(zhì)量及復(fù)蘇效率。
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(收稿日期:2023-05-25修回日期:2023-06-26)
(編輯:潘明志)