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This article outlines the various types of foreign bodies encountered in venous and arterial structures, and techniques for their removal. Specifically, the removal of inferior vena caval filters, guidewires, catheter fragments, stents, and coils is discussed. ObjectivesAfter reading this article, the reader will: 1) understand the complications and behavior of intravascular foreign bodies; 2) be familiar with percutaneous retrieval techniques and devices; and 3) be familiar with the potential complications with percutaneous foreign body removal. AccreditationTufts University School of Medicine is accredited by the Accreditation Council for Continuing Medical Education to sponsor continuing medical education for physicians. CreditThe Tufts University School of Medicine designates this educational activity for a maximum of 1.0 hours credit toward the AMA Physicans Recognition Award in category one. DisclosureStatements have been obtained regarding the authors' relationships with financial supporters of this activity. There is no apparent conflict of interest related to the context of participation of the authors of this article.Downloaded by: Universite Laval. Copyrighted material.