Inferior vena cava (IVC) filters have long been a controversial topic, and some physicians have even called for a total moratorium on their implantation. Venous News spoke to John Kaufman (Portland, USA) at the 2017 Vascular Interventional Advances 2017 conference to hear his opinion on how to best use this technology and learn about how new IVC research may address some of the issues associated with such devices.