Fig. 1From: Effects of reverse deployment of cone-shaped vena cava filter on improvements in hemodynamic performance in vena cavaSchematic drawings of traditional and reverse placements of VCF. I: a traditional deployment; b reverse deployment. Note that this is only a diagram and does not represent the specific size of the vena cave or VCF. II: Hagen–Poiseuille flow shear-stress distribution. VCF: vena cava filterBack to article page