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输液是一种常规的治疗手段,近年来又采用了深静脉(胸腔静脉)输液的新方法,在输送高营养液和水、电解液等方面,均有很好的疗效。目前这种方法正在普遍推广,应用范围日益扩大。然而在深静脉输液时,针头要刺在靠近心脏附近的静脉,这里血压很低甚至为负值,因此很容易使气体进入血管造成栓塞,严重时会造成死亡。另外病员翻身等动作易将皮管压住,出现回血现象,致使
Infusion is a routine treatment, in recent years has adopted a new method of deep vein (thoracic vein) infusion, in the delivery of high nutrient solution and water, electrolyte, etc., have a good effect. At present, this method is being widely promoted and its application scope is expanding day by day. However, in deep venous infusion, needles pierce the veins near the heart, where blood pressure is very low or even negative, so it is easy to get gas into the bloodstream to cause embolism and, in severe cases, death. In addition to other patients stand up and other movements easy to suppress the skin, appear to return to the blood phenomenon, resulting in