An inferior vena cava filter capable of bidirectional controlled placement is provided. The inferior vena cava filter includes a filter portion and a support portion. The filter portion is configured as a mesh-like structure of a plurality of struts cross-linked. The support portion includes a first support portion and a second support portion disposed on opposite sides of the filter portion, and the first support portion and the second support portion have openings extending in opposite directions. The first support portion extends outwardly radially with respect to a center point of the inferior vena cava filter in a positive direction and then curls inwardly radially in a reverse direction.
