This orifice (of what?) can be indirectly anastomosed by using a bridging vein or directly anastomosed to an opening with similar diameter and form of the inferior vena cava.
这个口子可以用一根架桥静脉或直接地缝到下腔静脉上相似大小和形状的开口上。
2
Methods:18 patients with acute iliofemoral venous thrombosis underwent catheter-directed thrombolysis via the great saphenous vein puncture after placement of vena caval filter.
方法：对18例急性期髂股静脉血栓形成的患者在下腔静脉滤器植入术前提下，经大隐静脉入路置管溶栓治疗。
3
Objective to observe the efficacy of radical nephrectomy plus embolectomy for the treatment of renal cell carcinoma with renal vein or inferior vena cava involvement.