In vivo O-Space imaging with a dedicated 12 cm Z2 insert coil on a human 3T scanner using phase map calibration.

Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine
Jason P StockmannR Todd Constable

Abstract

Recently, spatial encoding with nonlinear magnetic fields has drawn attention for its potential to achieve faster gradient switching within safety limits, tailored resolution in regions of interest, and improved parallel imaging using encoding fields that complement the sensitivity profiles of radio frequency receive arrays. Proposed methods can broadly be divided into those that use phase encoding (Cartesian-trajectory PatLoc and COGNAC) and those that acquire nonlinear projections (O-Space, Null space imaging, radial PatLoc, and 4D-RIO). Nonlinear projection data are most often reconstructed with iterative algorithms that backproject data using the full encoding matrix. Just like conventional radial sequences that use linear spatial encoding magnetic fields, nonlinear projection methods are more sensitive than phase encoding methods to imperfect calibration of the encoding fields. In this work, voxel-wise phase evolution is mapped at each acquired point in an O-Space trajectory using a variant of chemical shift imaging, capturing all spin dynamics caused by encoding fields, eddy currents, and pulse timing. Phase map calibration is then applied to data acquired from a high-power, 12 cm, Z2 insert coil with an eight-channel rad...Continue Reading

References

Oct 1, 1976·Computers in Biology and Medicine·G T Herman, A Lent
Jun 1, 1982·Proceedings of the National Academy of Sciences of the United States of America·T R BrownK Ugurbil
Jul 1, 1996·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·A M BlamireT Nixon
Nov 14, 1997·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·M D RobsonR T Constable
Jun 6, 1998·Journal of Magnetic Resonance·J H DuynJ W van der Veen
Aug 10, 1999·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·V RascheR Proksa
May 9, 2000·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·D O WalshM W Marcellin
Aug 5, 2000·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·W E KyriakosF A Jolesz
Oct 9, 2001·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·K P PruessmannP Boesiger
Feb 21, 2003·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Robin A de GraafTerence W Nixon
Jan 6, 2004·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Ray F LeePaul A Bottomley
Oct 28, 2004·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·M ZaitsevO Speck
Jan 29, 2005·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Gregor AdrianyKāmil Uğurbil
Mar 22, 2007·Physics in Medicine and Biology·David J Larkman, Rita G Nunes
May 31, 2007·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Kai Tobias BlockJens Frahm
Jun 26, 2007·Journal of Magnetic Resonance·Robin A de GraafKevin L Behar
Jun 30, 2007·Neurotherapeutics : the Journal of the American Society for Experimental NeuroTherapeutics·Ulrich Katscher, Peter Börnert
Jun 27, 2008·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Nicola De ZancheKlaas P Pruessmann
Jul 23, 2009·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Graham C WigginsLawrence L Wald
Mar 30, 2010·Journal of Magnetic Resonance·Christoph JuchemRobin A de Graaf
Jul 29, 2010·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Jason P StockmannR Todd Constable
Sep 18, 2010·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Gerrit SchultzMaxim Zaitsev
Sep 28, 2010·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Johannes T SchneiderPeter Ullmann
Feb 22, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Daniel GallichanMaxim Zaitsev
Jun 23, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Martin BlaimerPeter Kellman
Jul 16, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Gigi GalianaR Todd Constable
Oct 1, 2008·Journal of Parallel and Distributed Computing·S S StoneZ-P Liang
Aug 10, 2011·Journal of Magnetic Resonance·Christoph JuchemRobin A de Graaf
Aug 17, 2011·IEEE Transactions on Medical Imaging·Gerrit SchultzMaxim Zaitsev
Sep 29, 2011·Human Brain Mapping·Fa-Hsuan LinJohn W Belliveau
Oct 19, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Vicente ParotPablo Irarrazaval
Dec 1, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Walter R T WitscheyMaxim Zaitsev
Dec 23, 2011·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Leo K TamR Todd Constable
Jan 17, 2012·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Fa-Hsuan LinJohn W Belliveau

❮ Previous
Next ❯

Citations

Jan 28, 2014·PloS One·Gigi Galiana, R Todd Constable
Jan 25, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Gigi GalianaR Todd Constable
Nov 24, 2016·Magnetic Resonance Imaging·Haifeng WangGigi Galiana
May 20, 2015·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Haifeng WangGigi Galiana
Apr 2, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Frederik TestudMaxim Zaitsev
Aug 6, 2015·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Kelvin J LaytonMaxim Zaitsev
Sep 10, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Emre Kopanoglu, R Todd Constable
Mar 29, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Clarissa Zimmerman CooleyLawrence L Wald
May 8, 2015·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Haifeng WangGigi Galiana
Apr 23, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Shu LiDana C Peters
Jul 22, 2014·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Leo K TamR Todd Constable
Feb 15, 2019·Scientific Reports·Nadine L DispenzaGigi Galiana
May 8, 2013·Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine·Hans WeberMaxim Zaitsev
Oct 1, 2015·NMR in Biomedicine·Christoph JuchemRobin A de Graaf

❮ Previous
Next ❯

Related Concepts

Related Feeds

Cajal Bodies & Gems

Cajal bodies or coiled bodies are dense foci of coilin protein. Gemini of Cajal bodies, or gems, are microscopically similar to Cajal bodies. It is believed that Cajal bodies play important roles in RNA processing while gems assist the Cajal bodies. Find the latest research on Cajal bodies and gems here.

Related Papers

Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine
Leo TamR Todd Constable
Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine
Jason P StockmannR Todd Constable
Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine
Florian KnollRudolf Stollberger
Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine
Fa-Hsuan LinJohn W Belliveau
© 2021 Meta ULC. All rights reserved