Medical dictionary. 2011.
Umbrella species — are species selected for making conservation related decisions. Species conservation can be subjective because it is hard to determine the status of many species. With millions of species of concern, the identification of selected keystone… … Wikipedia
inferior vena cava filter — a filter used in transvenous vena caval interruption for the prevention of pulmonary embolism; the most common type is the umbrella filter. Called also vena cava or vena caval f. Vena cava filter. Expandable wire mesh basket (arrows) in the… … Medical dictionary
vena cava filter — vena caval filter a filter used in transvenous vena caval interruption for the prevention of pulmonary embolism; the most common type is the umbrella filter. Called also inferior vena cava f … Medical dictionary
Greenfield filter — an umbrella filter consisting of six stainless steel struts; small hooks on the ends of the struts anchor the filter in the vena cava when it is opened. Called also Kimray Greenfield f … Medical dictionary
Mobin-Uddin filter — an umbrella filter consisting of six stainless steel spokes connected to a hub and covered by a perforated, heparin impregnated Silastic membrane … Medical dictionary
Photographic filter — Four photographic filters. Clockwise, from top left, an infrared hot mirror filter, a polarising filter, and a UV filter. The larger filter is a polariser for Cokin style filter mounts. In photography and videography, a filter is a camera… … Wikipedia
Inferior vena cava filter — An inferior vena cava filter, also IVC filter a type of vascular filter, is a medical device that is implanted into the inferior vena cava to prevent pulmonary emboli (PEs). IVC filters are used in case of contraindication to anticoagulation,… … Wikipedia
List of Doctor Who items — This is a list of items from the BBC television series Doctor Who. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0–9 … Wikipedia
Nemesis (Resident Evil) — Nemesis Nemesis as he appears in Resident Evil 3: Nemesis Series Resident Evil First game Resident Evil 3: Nemesis … Wikipedia
List of fictional military organizations — This is a List of fictional military organizations, including military branches of political bodies or governments, fringe or guerrilla groups, privately run militia, and autonomous and unconventional militaries, such as special forces, that do… … Wikipedia
