Vena cava filter placement procedure

Floating thrombus in vena cava inferior.
The site of the vena cava inferiora is free from blood clots. A cava filter will be imported to this section.
Contrasting right common and external iliac veins. They are passable, without features.
The mouth of the renal veins.
Placement (implantation) cava filter.
Control angiography - cava filter is installed successfully.