PICC是20世纪90年代初期由美国引入的静脉输液技术,该技术是维持静脉通畅及预防静脉炎的有效方法,适用于长期输液、静脉输入刺激药物的患者。现已受到广大医务人员及患者的欢迎。PICC堵塞是置管后主要并发症之一,堵塞不但影响治疗计划的顺利实施,而且还会给病人增加经济负担。本文对导管的堵塞的原因进行分析并提出护理对策。 PICC was introduced by the United States in the early 90s intravenous infusion technology, which is an effective method to maintain venous patency and prevent phlebitis, long-term infusion, intravenous stimulation of patients. Has now been welcomed by the majority of medical staff and patients. Blockage of PICC is one of the major complications after catheterization, which not only affects the smooth implementation of the treatment plan, but also increases the financial burden on patients. This article analyzes the causes of catheter blockage and proposes nursing countermeasures.