劉新生
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七氟醚與異氟醚吸入麻醉對(duì)直腸癌根治術(shù)后患者認(rèn)知功能影響對(duì)比
劉新生
【摘要】目的 探究七氟醚與異氟醚吸入麻醉對(duì)直腸癌根治術(shù)后患者認(rèn)知功能影響。方法 選取我院行直腸癌根治術(shù)的56例患者,隨機(jī)分組,各28例。研究組予以七氟醚吸入麻醉,對(duì)照組予以異氟醚吸入麻醉。比較兩組患者術(shù)后MMSE評(píng)分。結(jié)果 兩組術(shù)后1 h MMSE評(píng)分均下降,研究組下降幅度低于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);術(shù)后1 d,兩組患者M(jìn)MSE評(píng)分較術(shù)后1 h均上升,研究組高于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)論 七氟醚、異氟醚均會(huì)對(duì)行直腸癌根治術(shù)患者術(shù)后認(rèn)知功能造成影響,但七氟醚影響較小。
【關(guān)鍵詞】七氟醚;異氟醚;直腸癌根治術(shù);認(rèn)知功能
直腸癌發(fā)病率較高。直腸癌根治術(shù)為臨床治療直腸癌的有效方法,手術(shù)過(guò)程中需全身麻醉,其麻醉時(shí)間、藥物均可對(duì)患者術(shù)后認(rèn)知功能造成影響[1-2]。術(shù)后認(rèn)知功能障礙為老年患者麻醉后常見(jiàn)并發(fā)癥[3]。本研究對(duì)比異氟醚、七氟醚吸入麻醉對(duì)行直腸癌根治術(shù)患者術(shù)后認(rèn)知功能影響程度,結(jié)果如下。
1.1 一般資料
選取我院2013年5月~2015年4月行直腸癌根治術(shù)的56例患者,其中男30例,女26例,平均年齡(59.2±5.5)歲。隨機(jī)分組,各28例。兩組患者一般資料對(duì)比,差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05),有可比性。
1.2 方法
所有患者均實(shí)施開(kāi)腹手術(shù),術(shù)前予以0.1 mg/kg咪達(dá)唑侖、0.5 mg阿托品,肌內(nèi)注射,進(jìn)入手術(shù)室后予以4 μg/kg芬太尼,0.1 mg/kg維庫(kù)溴銨,靜脈注射,氣管插管進(jìn)行機(jī)械通氣,吸呼比為1:2,潮氣量為9 ml/kg,氧流量為1 L/min,通氣頻率為12次/min。研究組予以1.5%七氟醚(山東新時(shí)代藥業(yè)有限公司,國(guó)藥準(zhǔn)字H20080680)吸入麻醉,對(duì)照組予以1.3%異氟醚(山東科源制藥有限公司,國(guó)藥準(zhǔn)字H19990157)吸入麻醉。兩組患者術(shù)中均保持BIS(腦電雙頻指數(shù))為40~60。
1.3 觀察指標(biāo)
應(yīng)用MMSE(簡(jiǎn)易精神狀況評(píng)分量表)檢測(cè)患者認(rèn)知功能,共30分,分?jǐn)?shù)越低表示認(rèn)知功能越差。
1.4 統(tǒng)計(jì)學(xué)方法
比較兩組患者術(shù)前、術(shù)后MMSE評(píng)分得出,研究組術(shù)前MMSE評(píng)分(29.4±1.5)分,術(shù)后1 h(24.3±2.2)分,術(shù)后1 d (29.5±1.3)分;對(duì)照組術(shù)前MMSE評(píng)分(29.6±1.4)分,術(shù)后1 h(21.5±2.5)分,術(shù)后1 d(28.6±1.3)分。對(duì)比兩組患者術(shù)前MMSE評(píng)分,差異無(wú)統(tǒng)計(jì)學(xué)意義(t=0.516,P>0.05);兩組術(shù)后1 h MMSE評(píng)分均下降,研究組下降幅度低于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(t=4.449,P<0.05);術(shù)后1 d,兩組患者M(jìn)MSE評(píng)分較術(shù)后1 h均上升,研究組高于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(t=2.015,P<0.05)。
術(shù)后認(rèn)知功能障礙為患者手術(shù)麻醉后引發(fā)的中樞系統(tǒng)并發(fā)癥,會(huì)延長(zhǎng)患者術(shù)后恢復(fù)時(shí)間,增加并發(fā)癥得發(fā)生率,對(duì)患者術(shù)后生活質(zhì)量造成嚴(yán)重影響。多數(shù)術(shù)后認(rèn)知功能障礙具有可逆性[4-5]。相關(guān)研究指出[6],麻醉時(shí)間及藥物均可對(duì)患者術(shù)后認(rèn)知后功能造成嚴(yán)重影響。
吸入麻醉為常用麻醉方法,異氟醚、七氟醚均為吸入麻醉藥物[7]。相關(guān)研究表明[8-9],異氟醚、七氟醚吸入時(shí)間過(guò)長(zhǎng)可導(dǎo)致突觸可塑性、突觸形態(tài)結(jié)構(gòu)改變、神經(jīng)元細(xì)胞凋亡等,從而引發(fā)患者認(rèn)知功能障礙。本研究結(jié)果顯示,兩組術(shù)后1 h MMSE評(píng)分均下降,研究組下降幅度低于對(duì)照組,說(shuō)明七氟醚較異氟醚對(duì)患者術(shù)后認(rèn)知功能影響較小。術(shù)后1 d,兩組患者M(jìn)MSE評(píng)分較術(shù)后1 h均上升,研究組高于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)果說(shuō)明七氟醚吸入麻醉后認(rèn)知功能恢復(fù)較快,這可能是由于異氟醚血?dú)夥峙湎禂?shù)高于七氟醚,血液藥物濃度較高,對(duì)中樞神經(jīng)系統(tǒng)影響較大。
綜上所述,七氟醚、異氟醚均會(huì)對(duì)行直腸癌根治術(shù)患者術(shù)后認(rèn)知功能造成影響,但七氟醚影響較小。
參考文獻(xiàn)
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【中圖分類號(hào)】R641
【文獻(xiàn)標(biāo)識(shí)碼】A
【文章編號(hào)】1674-9308(2016)16-0051-02
doi:10.3969/j.issn.1674-9308.2016.16.033
作者單位:河南省濮陽(yáng)市人民醫(yī)院麻醉科,河南 濮陽(yáng)457000
Comparison of Effects of Sevoflurane and Isoflurane Inhalation Anesthesia on Cognitive Function in Patients After Radical Resection for Colorectal Cancer
LIU Xinsheng Department of Anesthesiology, The People's Hospital of Puyang City, Puyang He'nan 457000, China
[Abstract]Objective Explore the effects of sevoflurane and isoflurane inhalation anesthesia on cognitive function in patients after radical resection of for colorectal cancer. Methods 56 cases of radical resection of rectal cancer in our hospital were selected, random grouping, each of 28 cases. The research group received sevoflurane inhalation anesthesia,the control group received isofurane inhalation anesthesia. MMSE scores were compared between the two groups. Results MMSE scores of two groups after 1 hours of surgery were signifcantly decreased, the decline in the study group was signifcantly lower than that in the control group, the difference was statistically signifcant (P<0.05), On the 1 d after operation,the MMSE scores of two groups were significantly higher than those of 1 hours after operation, the study group was signifcantly higher than that of the control group, the difference was statistically signifcant (P<0.05). Conclusion Sevofurane and isofurane can affect the cognitive function of patients caused by radical operation of rectal carcinoma,but the sevofurane effect is small.
[Key words]Sevoflurane, Isoflurane, Radical resection for colorectal cancer, Cognitive function