Easily searchable mobile application that contains information on the more than 20 FDA approved IVC filter devices including: general information, important device-specific safety information based on an extensive literature review, important technical information for operators, high quality digital photos, fluoroscopic images, and interactive CT studies. * Provides quick and easy access to the key clinical and safety data for all IVC filters currently available in the United States. * Provides access to high quality photographs, fluoroscopic images, and interactive CT studies to aid in the identification of unknown IVC filter devices. * Valuable clinical reference for physicians and trainees interested in learning about the various IVC filter devices, their key physical properties, associated health risks, and potential treatment options. * Ideal for physicians seeking to optimize the care of patients with implanted IVC filters.