This filter is made from 316L stainless steel alloy that is nonferromagnetic and is MR compatible. It has a dual level arrangement with 6 short hooked legs to ensure fixation to the caval wall and 3 longer legs for centering. It requires a 7F system for insertion. It is approved...

This is a newer design that is based on the Günther Tulip filter and designed to be more easily retrievable. It is made of Conichrome® which is a cobalt- chromium-nickel-molybdenum-iron alloy. It has a single-cone design and incorporates secondary struts, designed to centre the filter...

This has a novel design with two nitinol spiral elements crimped at the ends to form a symmetric double-looped helical structure. A filter mesh designed to capture clots is attached to one loop.     'A brief history of inferior vena cava filters and analysis of current devices' -...

This is an updated version of the recovery filter. This nitinol (nickel-titanium alloy) filter has a conical shape with 6 legs and 6 filter wires arranged in 2 offset layers. It has elastic fixation hooks designed to allow easier removal. Maximum caval diameter for insertion is 28mm and it...

This filter is available in stainless steel or titanium variations. It is designed to reduce the tilting problems identified with the Titanium Greenfield model by using over-the-wire insertion. It also uses an alternating hook arrangement that has been shown to reduce tilt and migration. One...