All of the patients were accepted ascending phlebography and color Doppler ultrasonography of deep for superficial and perforating veins.
所有病人均行深、浅静脉及交通静脉彩色多普勒超声检查和患肢顺行性深静脉造影。
Among them, 19 flaps had their veins anastomosed to the veins in the recipient sites and 21 flaps were designed to have the perforating vessels in their pedicles.
逆行转移皮瓣行静脉吻合19例，设计成穿支蒂皮神经营养血管皮瓣21例。
Conclusion veins and arteries in both side of rat tail are thicker in diameter and veins are shallower in position, so they are more suitable perforating blood vessels in drug experiment.
结论大鼠尾两外侧动静脉较粗大，静脉位置表浅，在药物实验中适宜作为静脉穿刺部位。
Conclusion veins and arteries in both side of rat tail are thicker in diameter and veins are shallower in position, so they are more suitable perforating blood vessels in drug experiment.
结论大鼠尾两外侧动静脉较粗大，静脉位置表浅，在药物实验中适宜作为静脉穿刺部位。
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