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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Magnetic Resonance i...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Magnetic Resonance in Medicine
Article . 2001 . Peer-reviewed
License: Wiley Online Library User Agreement
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Multiple field of view MR fluoroscopy

Authors: Pelin, Aksit; J Andrew, Derbyshire; Jean-Michel, Serfaty; Ergin, Atalar;

Multiple field of view MR fluoroscopy

Abstract

AbstractThis work describes a real‐time imaging and visualization technique that allows multiple field of view (FOV) imaging. A stream of images from a single receiver channel can be reconstructed at multiple FOVs within each image frame. Alternately, or in addition, when multiple receiver channels are available, image streams from each channel can be independently reconstructed at multiple FOVs. The implementation described here provides for real‐time visualization of the placement of guidewires and catheters on a dynamic roadmap during interventional procedures. The loopless catheter antenna, an electrically active intravascular probe, was used for MR signal reception. In 2D projection images, the catheter and surrounding structures within its diameter of sensitivity appear as bright signal. The simplicity of the resulting images allows very‐narrow‐FOV imaging to decrease imaging time. Very‐narrow‐FOV images are acquired on MR receiver channels that collect guidewire or catheter data. These very‐narrow‐FOV images provide very high frame rate continuous, real‐time imaging of the interventional devices (25 fps). Large‐FOV images are formed from receiver channels that collect anatomical data from standard imaging surface coils, and simultaneously provide a dynamic, frequently updated roadmap. These multiple‐FOV images are displayed together, improving visualization of interventional device placement. Magn Reson Med 47:53–60, 2002. © 2002 Wiley‐Liss, Inc.

Related Organizations
Keywords

Dogs, Phantoms, Imaging, Fluoroscopy, Image Processing, Computer-Assisted, Animals, Humans, Magnetic Resonance Imaging, Catheterization

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Powered by OpenAIRE graph
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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
22
Average
Top 10%
Top 10%
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