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1.
复方噻胺酮对犬麻醉效果的实验观察   总被引:1,自引:0,他引:1  
一、试验方法60只犬,多为实验用杂种犬,另一部分是需要麻醉的门诊病例。分为3个剂量组:①5.0 mg/kg组:公犬11只,母犬17只,6月龄以上;②7.5 mg/kg组:公犬10只,母犬6只,其中1月龄小犬6只(4♂,2♀);6月龄  相似文献   

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点电极法评价噻胺酮麻醉对犬心功能影响的实验研究   总被引:1,自引:0,他引:1  
本实验借助于生理多导仪,应用点电极法描记心阻抗微分图,同步应用常规方法描记心电图和心音图,获取了8条犬在噻胺麻醉状态下的六项心功能指标:心率、心室最大射血速度,左室射血时间,心搏出量、心输出量和心脏指数。  相似文献   

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猪胚胎移植在猪的繁殖育种工作中有着重要的意义和作用。由于母猪子宫颈和子宫角的解剖结构原因,目前通常是采用手术的方法,从供体猪采集胚胎,再通过手术方法将胚胎移殖给受体猪。手术时需要对猪进行全身麻醉,而良好的麻醉是手术成功的保证,因此,猪的全身麻醉药的选择和运用显得尤为重要。  相似文献   

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氯胺酮和安定复合麻醉,实验犬脑电图波幅显著升高,节律显著变慢,临床上出现肌肉松弛,痛觉和意识消失,为外科手术的适宜时期。  相似文献   

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复方噻胺酮和复方苯E唑用于马鹿锯茸的麻醉与催醒   总被引:3,自引:0,他引:3  
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噻胺酮是一种以氯胺酮和二甲苯胺噻嗪为主的新型复合麻醉剂,除对犬、猫有良好的制动和麻醉作用外,对小型猪的麻醉效果也甚为理想,本实验采用动物给药前后自  相似文献   

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氯胺酮静松灵复合麻醉对犬脑电图影响的研究王洪斌,王云鹤,王统石,刘云(东北农业大学动物医学系,哈尔滨150030)氯胺酮和静松灵都是兽医临床中常用麻醉药物,因为该两种药物成本低,使用方便,既可肌肉注射,又能肌肉和皮下用药,而且适于多种动物的化学保定、...  相似文献   

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实验测定了健康犬的脑电图,其特征为高频低幅快节律,频率范围为17-30HZ,波幅为5-50μV,两侧对称,偶尔伴发少量低频低幅慢活动。  相似文献   

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A 3-year-old healthy dog was presented for abdominal surgery following ingestion of razor blades. An electrocardiogram revealed a regular sinus bradycardia with normal P waves at a heart rate of 45 bpm. In addition, low-amplitude positive deflections (p′ waves) were visualized at a regular interval and rapid rate of 250 bpm, dissociated from the normal sinus P waves. A tentative diagnosis of atrial dissociation was proposed. Administration of lidocaine abolished the p′ waves. This case describes atrial dissociation observed following premedication that was successfully terminated using lidocaine in a healthy dog.  相似文献   

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1990年以来,安达及周围地区十几个市县的奶牛常不同程度的发生低磷酸盐血症。为查找病因、探讨发生机理、确定诊断方法及防治措施,我们从1994年开始,连续三年对安达地区养牛户奶牛的低磷酸盐血症进行流行病学调查、临床检查,并测定了病牛和假定健康牛的血清无机磷、钙、镁、碱性磷酸酶、羟膊氨酸及饲料和土壤磷含量。结果表明安达地区土壤含磷量低,导致植物性饲料的磷含量不足,是奶牛发生低磷酸盐血症的主要原因。流行情况和降雨量有关。临床多数表现为骨软症型,少数表现为血红蛋白尿型和混合型。饲料补磷和土壤增施磷肥为主要防治措施  相似文献   

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用富含A蛋白的金黄色葡萄球菌国际标准株(cowanl),分别标记16株淡水鱼类致病菌高兔血清,制备SPA诊断液,建立了检测这16株致病菌的SPA-CoA。将待检病料经分离培养16~18h进行检测,3min内可判定结果,比玻片凝集试验的敏感性高25~50倍。经交叉和重复性试验表明,其特异性强、重复性好、操作简便,快速,无需特殊仪器。适用于基层鱼场对淡水鱼类主要病原菌的快速鉴定和流行病调查。并将16株致病菌用11种药物作药敏试验,为防治上述致病菌引起的鱼病提供依据  相似文献   

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注射黄芪多糖雏鸡28日龄后,中枢、外周淋巴器官和主要实持性器官含硒谷胱甘肽过氧化物酶(Se-GSHPx)活性比健康对照雏鸡显著升高(P<0.05,P<0.01),1日龄雏鸡注射香菇多糖后Se-GSHPx活性呈现间断性跳跃式升高(P<0.05,P<0.01),两者比较香菇多糖应用初期生物效应优于黄芪多糖,而黄芪多糖应用后期生物效应则优于香菇多糖  相似文献   

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Myoclonic epilepsy in Rhodesian Ridgeback (RR) dogs is characterized by myoclonic seizures occurring mainly during relaxation periods, a juvenile age of onset and generalized tonic‐clonic seizures in one‐third of patients. An 8‐month‐old female intact RR was presented for myoclonic seizures and staring episodes that both started at 10 weeks of age. Testing for the DIRAS1 variant indicated a homozygous mutant genotype. Unsedated wireless video‐electroencephalography (EEG) identified frequent, bilaterally synchronous, generalized 4 Hz spike‐and‐wave complexes (SWC) during the staring episodes in addition to the characteristic myoclonic seizures with generalized 4–5 Hz SWC or 4–5 Hz slowing. Photic stimulation did not evoke a photoparoxysmal response. Repeat video‐EEG 2 months after initiation of levetiracetam treatment disclosed a >95% decrease in frequency of myoclonic seizures, and absence seizures were no longer evident. Absence seizures represent another seizure type in juvenile myoclonic epilepsy (JME) in RR dogs, which reinforces its parallels to JME in humans.  相似文献   

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采用低硒日粮(0.021μg/g)饲喂1日龄蛋用雏鸡至12~14日龄(血硒降至0.0232±0.0110μg/ml),按单剂量0.526mg/kgBW口服亚硒酸钠后不同时间点采集血样,用荧光分光光度法测定血硒浓度。应用MCPKP药动学程序自动拟合处理血硒浓度——时间数据并求出药动学参数。血硒浓度-时间曲线符合一室开放模型,最佳药时方程为:Ci=0.09590(e-0.00619t-e-0.09410t)。主要药动学参数:t12Ka为2.03h,t12K为112.02h,tp为11.98h,Cmax为0.08738μg/ml,AUC为15.211mg/l·h。根据单剂量药动学参数,计算出多剂量给药参数:τ为120h,C为0.12676μg/ml,D*为0.7081mg/kgBW,D0为0.3712mg/kgBW,R为1.9076。  相似文献   

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作者对分离和系统鉴定的一株犬传染性喉气管炎病毒(犬2型腺病毒)SY(沈阳)株,用犬肾传代细胞MDCK进行了致弱驯化,每驯化15代做一次初步的犬的安全性试验。用大剂量不同代次病毒对易感犬进行人工感染试验,每天观察犬的临床症状及白细胞总数,并于接毒后的第5d安乐死,作病理解剖学和病理组织学检查,易感犬的感染试验结果表明,SY株在犬贤细胞上传15代时对犬的致病力已降低,30代时对犬已不引起发烧,精神沉郁和厌食等症状,仅引起轻度的鼻炎,中度的咽炎,剖检肺表现正常,仅见支气管淋巴结肿大,45代时无临床症状,剖检除扁桃体肿大外没有见到其它症状,60代毒已完全失去致病力,未见任何临床症状及病理变化。  相似文献   

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The use of dogs as animal model for human atopic dermatitis (AD) is well known. Striking similarities in the pathogenesis of AD have been demonstrated. Similar alteration of host defense peptides (HDP) have been identified in both species. However, the ultrastructural/molecular alterations associated with HDPs secretion in AD have not been elucidated. We were able to use a multidisciplinary approach to investigate the secretion of HDP in canine skin. The contemporary use of indirect immunofluorescence, ELISA and scanning immune-electron microscopy gave fundamental insights in the pathomechanism of HDP alteration in AD. An increased intracellular expression and a reduced secretion of HDPs is present in atopic skin. An increased presence of HDPs was seen on the surface of atopic skin. These results suggested a defective secretion and an increased adhesion of HDPs to atopic corneocytes might be the reason of the reduced killing activity of HDPs in AD.  相似文献   

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