1.Optimize puncturation handling, still some minor issue but mostly looks fine.
优化了对标点符号的处理，还有一些小问题。
2.Results: (1) The operation time of the cases averaged 65 minutes (40-90 minutes), and no patient was failured in the course of puncturation.
结果：（1）本组病例平均手术时间65分钟（40-90分钟），无穿刺失败病例。
3.Clinical application of femoral vein puncturation in fluidify dialysis patients undergoing hemodialysis
股静脉穿刺在血液透析中的临床应用
4.Application of puncturation type ceiling grid in the high grade highway construction
穿刺式顶管在高等级公路施工中的应用
5.Research status quo of renal puncturation nursing care
肾穿刺护理研究现状