Rutkowska K, Knapik P, Msiolek H. The effect of dexmedetomidine sedation on brachial plexus block in patients with end-stage renal desease[J]. Eur J Anaesthesiol, 2009, 26(10): 851-855. [2]Tan J A, Ho K M. Use of dexmedetomidine as a sedative and analgesic agent in critically ill adult patients: a meta-analysis[J]. Intensive Care Med, 2010, 36(6): 926-939. [3]李然, 许幸, 吴新民, 等. 右美托咪定对高血压患者全麻恢复期气管拔管反应的影响:多中心、随机、盲法、安慰剂对照临床研究[J]. 中华麻醉学杂志, 2013, 33(4): 397-401. [4]Sugita S, Okabe T, Sakamoto A. Continuous infusion of dexme-detomidine improves renal ischemia-reperfusion injury in rat kidney[J]. J Nippon Med Sch, 2013, 80(2): 131-139. [5]Kilic K, Hanci V, Selek S,et al. The effects of dexmedetomidine on mesenteric arterial occlusion-associated gut ischemia and reperfusion-induced gut and kidney injury in rabbits[J]. J Surg Res, 2012, 178(1): 223-232. [6]Hanci V, Erol B, Bektas S,et al. Effect of dexmedetomidine on testicular torsion/detorsion damage in rats[J]. Urol Int, 2010, 84(1): 105-111. [7]Zhu Y M, Wang C C, Chen L,et al. Both PI3K/Akt and ERK1/2 pathways participate in the protection by dexmedetomidine against transient focal cerebral ischemia/reperfusion injury in rats[J]. Brain Res, 2013, 1494: 1-8. [8]Bell M T, Puskas F, Smith P D,et al. Attenuation of spinal cord ischemia-reperfusion injury by specific α-2a receptor activation with dexmedetomidine[J]. J Vasc Surg, 2012, 56(5): 1398-1402. [9]Bell M T, Puskas F, Bennett D T,et al. Dexmedetomidine, an α-2a adrenergic agonist, promotes ischemic tolerance in a murine model of spinal cord ischemia-reperfusion[J]. J Thorac Cardiovasc Surg, 2014, 147(1): 500-506. [10]Zivin J A, DeGirolami U. Spinal cord infarction: a highly reproducible stroke model[J]. Stroke, 1980, 11(2): 200-202. [11]曾小华, 刘丹彦, 安民. 胞二磷胆碱预处理对大鼠脊髓缺血再灌注损伤的影响[J]. 第三军医大学学报, 2011, 33(24): 2587-2591. [12]Basso D M, Beattie M S, Bresnahan J C. A sensitive and reliable locomotor rating scale for open field testing in rats[J]. J Neurotrauma, 1995, 12(1): 1-21. [13]方华, 王泉云, 李昌熙, 等. 脊髓分级缺血再灌注损伤模型的建立与病理学评价[J]. 四川动物, 2007, 26(3): 689-692. [14]Kiyoshima T, Fukuda S, Matsumoto M,et al. Lack of evidence for apoptosis as a cause of delayed onset paraplegia after spinal cord ischemia in rabbits[J]. Anesth Analg, 2003, 96(3): 839-846. [15]Sakurai M, Hayashi T, Abe K,et al. Delayed and selective motor neuron death after transient spinal cord ischemia: a role of apoptosis?[J]. J Thorac Cardiovasc Surg, 1998, 115(6): 1310-1315. [16]Schoeler M, Loetscher P D, Rossaint R,et al. Dexmedetomidine is neuroprotective in an ?in vitro? model for traumatic brain injury[J]. BMC Neurol, 2012, 12: 20. [17]Dahmani S, Rouelle D, Gressens P,et al. Effects of dexmede-tomidine on hippocampal focal adhesion kinase tyrosine phosphorylation in physiologic and ischemic conditions[J]. Anesthesiology, 2005, 103(5): 969-977. ?