Canterbury DHB


Inferior Vena Caval (IVC) Filter

Inferior Vena Cava (IVC) filters are mechanical devices which are placed into the IVC in order to trap thrombi and prevent fatal pulmonary embolism (PE). The fate of the trapped thrombi is unknown. Presumably, some break up and embolise as smaller fragments, some lyse, and some remain caught up and can be responsible for IVC thrombosis and occlusion. Long term IVC filters always require anticoagulation.

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Removable filters are preferred for short term indications (less than two weeks).

Patients must have suffered a PE, or be at high risk of PE from known DVT (i.e. involving iliac and/or femoral veins).

In addition there must be either:

About this Canterbury DHB document (5194):

Document Owner:

Not assigned (see Who's Who)

Last Reviewed:

August 2016

Next Review:

August 2018


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Topic Code: 5194