本文对向量法和采样点计算法两种数字式负序滤过器进行研究。
Two types of digital negative sequence strainer using vector method and sampling method are researched in this paper.
结果4只临时性滤过器附有大量血栓，改作永久性滤过器置入术。
Results Large amounts of thrombosis adhered to the inserted filters was seen in 4 temporal filters, which were replaced with permanent ones.
目的：评价置入下腔静脉滤过器预防静脉血栓脱落引起肺栓塞的效果和安全性。
Objective to evaluate the efficiency and safety of placing an inferior vena cava filter (IVCF) to prevent the pulmonary embolism caused by detachment of thrombus.
应用推荐