结论彩超是早期诊断肠系膜动脉缺血的重要手段，及时手术和加强术后监护是提高疗效的关键。
Conclusions Ultrasound is important for the diagnosis of mesenteric artery ischemia, timely operation and intensive care play important rules in the therapy.
假手术组除不夹闭肠系膜上动脉外，其余手术过程均同肠缺血-再灌注组。
For the sham operation group, occlusion of superior mesenteric artery was omitted.
用无创伤动脉夹夹闭大鼠肠系膜上动脉制作肠缺血-再灌注模型，在相应时间点采集大鼠静脉血。
Using clamping and then releasing superior mesenteric artery the model of intestinal ischemia-reperfusion in rats was made.
用无创伤动脉夹夹闭大鼠肠系膜上动脉制作肠缺血-再灌注模型，在相应时间点采集大鼠静脉血。
Using clamping and then releasing superior mesenteric artery the model of intestinal ischemia-reperfusion in rats was made.
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