近 5年来笔者采用自行改制的输血器行腹腔穿刺放液 1 4 0例 ,简单方便 ,疗效满意。1　改制输血器　戴无菌手套 ,取出一次性输血器 ,拔出进气针头 ,拔除输血器的输血针 ,将进气针尾端插入并安装在输血针的部位即可。2　用法　常规消毒皮肤 ,作局部麻醉 ,将改制的输血器进气针刺 In the past 5 years, the author used a blood transfusion device that had been reformed by oneself to perform a paracentesis injection of 140 cases. It was simple and convenient, and the effect was satisfactory. 1 Reformed Blood Transfusion Device Wear sterile gloves, remove the disposable blood transfusion device, pull out the intake needle, remove the blood transfusion needle from the blood transfusion device, and insert the distal end of the air needle into the blood transfusion needle. 2 Directions Routine disinfection of the skin for local anaesthesia and reconstructed blood transfusion needles