Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Simultaneous multislice acquisition of MR images.

J B Weaver1

  • 1Dartmouth-Hitchcock Medical Center, Hanover, New Hampshire 03756.

Magnetic Resonance in Medicine
|November 1, 1988
PubMed
Summary

The simultaneous multislice technique enables imaging 16 slices using a single 128-echo acquisition. Slice distance impacts image blurring, with negligible blurring occurring when slice distance approaches the field of view.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Viscoelastic power law parameters of in vivo human brain estimated by MR elastography.

Journal of the mechanical behavior of biomedical materials·2017
Same author

Suitability of poroelastic and viscoelastic mechanical models for high and low frequency MR elastography.

Medical physics·2015
Same author

Temperature of the magnetic nanoparticle microenvironment: estimation from relaxation times.

Physics in medicine and biology·2014
Same author

Multiresolution MR elastography using nonlinear inversion.

Medical physics·2012
Same author

An octahedral shear strain-based measure of SNR for 3D MR elastography.

Physics in medicine and biology·2011
Same author

Subzone based magnetic resonance elastography using a Rayleigh damped material model.

Medical physics·2011

Area of Science:

  • Magnetic Resonance Imaging (MRI)
  • Medical Imaging Technology

Background:

  • Traditional MRI methods acquire slices sequentially, limiting imaging speed.
  • The simultaneous multislice (SMS) technique offers a potential solution for accelerated MRI acquisition.

Purpose of the Study:

  • To investigate the capabilities and limitations of the simultaneous multislice technique for accelerated MRI.
  • To characterize the trade-offs between slice separation and image quality in SMS imaging.

Main Methods:

  • Implementation of the simultaneous multislice technique using a 128-echo acquisition sequence.
  • Acquisition of 16 parallel slices in a single scan.
  • Analysis of image blurring as a function of inter-slice distance in the readout direction.

Main Results:

  • Successfully acquired 16 parallel slices from a single 128-echo acquisition.
  • Demonstrated that decreasing inter-slice distance to ~15% of the field of view in the readout direction causes significant image blurring.
  • Observed negligible image blurring when inter-slice distance approaches the field of view in the readout direction.

Conclusions:

  • The simultaneous multislice technique significantly accelerates MRI acquisition by imaging multiple slices concurrently.
  • Image quality, specifically blurring, is dependent on the inter-slice distance, presenting a critical trade-off in SMS imaging.
  • Optimizing inter-slice distance is crucial for balancing acceleration gains with acceptable image fidelity in simultaneous multislice MRI.

Related Experiment Videos