褥疮是长期卧床患者的常见并发症,是指局部皮肤及皮下组织损伤,尤其是早产低出生体质量儿长期处于一种被动姿势,若危重患儿长期应用呼吸机治疗,头部体位相对较固定,是褥疮发生的高危人群,严重者可危及生命。静脉输液外渗是临床护理工作中经常遇到的问题,外渗药物可使局部产生炎症反应,严重者局部组织发黑坏死。这些不仅增加了患儿的痛苦,加重了家长的经济负担,也影响了治 Bed sore is a common complication of bedridden patients, refers to the local skin and subcutaneous tissue damage, especially in preterm low birth weight children in a passive position for a long time, if critically ill children with long-term use of ventilator treatment, the head position is relatively fixed , Is a high-risk population of bedsores, serious cases can be life-threatening. Infusion of intravenous fluids is often encountered in clinical nursing work problems, extravasation drugs can make the local inflammatory response, severe local tissue black necrosis. These not only increase the suffering of children, increasing the financial burden on parents, but also affect the governance