The self-centering inferior vena cava filter is provided, which includes a filter portion, a support portion, and a retrieval portion. The filter portion is configured to filter thrombi and includes at least two layers of filter members extending along a central axis of the self-centering inferior vena cava filter, the at least two layers of filter members are adjacent to each other and staggered around the central axis. The support portion is configured to prevent the self-centering inferior vena cava filter from tilting, and extends outwardly radially from a center point of the support portion in a direction close to the filter portion and then curls inwardly radially in a direction away from the filter portion, and is supported on a blood vessel wall by point contact. The retrieval portion is connected with at least one of the filter portion and the support portion.
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