Continuous focus field variation for extending the imaging range in 3D MPI

J. Rahmer, B. Gleich, J. Schmidt, C. Bontus, I. Schmale, J. Kanzenbach, J. Borgert, O. Woywode, A. Halkola, J. Weizenecker

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

12 Scopus citations

Abstract

The imaging volume that is rapidly encoded by drive fields in 3D magnetic particle imaging is limited by power dissipation and nerve stimulation thresholds. Additional coils have been implemented to generate so-called focus fields that operate at lower frequencies and extend the accessible imaging range. This contribution presents the possibility of sweeping the rapidly encoded imaging volume along an arbitrary 3D path using continuous focus field variations. This technique can be useful for following a tracer bolus, for tracking devices, or for dynamically moving the image focus to different regions of interest.

Original languageEnglish
Title of host publicationMagnetic Particle Imaging - A Novel SPIO Nanoparticle Imaging Technique
EditorsJorn Borgert, Thorsten M. Buzug
PublisherSpringer Science and Business Media, LLC
Pages255-259
Number of pages5
ISBN (Print)9783642241321
DOIs
StatePublished - 2012
Externally publishedYes
Event2nd International Workshop on Magnetic Particle Imaging, IWMPI 2012 - Lubeck, Germany
Duration: 15 Mar 201216 Mar 2012

Publication series

NameSpringer Proceedings in Physics
Volume140
ISSN (Print)0930-8989
ISSN (Electronic)1867-4941

Conference

Conference2nd International Workshop on Magnetic Particle Imaging, IWMPI 2012
Country/TerritoryGermany
CityLubeck
Period15/03/1216/03/12

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