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

Tissue temperature monitoring with multiple gradient-echo imaging sequences

R V Mulkern1, L P Panych, N J McDannold

  • 1Department of Radiology at Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA. mulkern@bwh.harvard.edu

Journal of Magnetic Resonance Imaging : JMRI
|April 30, 1998
PubMed
Summary
This summary is machine-generated.

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

Focused ultrasound delivery of a selective TrkA agonist rescues cholinergic function in a mouse model of Alzheimer's disease.

Science advances·2020
Same author

Ultrasound-responsive droplets for therapy: A review.

Journal of controlled release : official journal of the Controlled Release Society·2018
Same author

Automatic Segmentation of Breast Carcinomas from DCE-MRI using a Statistical Learning Algorithm.

Proceedings. IEEE International Symposium on Biomedical Imaging·2017
Same author

Testing the Efficacy of Contrast-Enhanced Ultrasound in Detecting Transplant Rejection Using a Murine Model of Heart Transplantation.

American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons·2016
Same author

Gene delivery to the spinal cord using MRI-guided focused ultrasound.

Gene therapy·2015
Same author

Design and development of a mobile image overlay system for needle interventions.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2015

This study introduces a new MRI technique using multiple gradient echoes to accurately measure temperature changes in muscles from ultrasonic heating. This advanced method improves precision and motion resistance for potential clinical use.

Area of Science:

  • Magnetic Resonance Imaging (MRI)
  • Biomedical Engineering
  • Acoustic Thermodynamics

Background:

  • Chemical shift in MRI is sensitive to temperature variations.
  • Previous single gradient-echo methods for temperature mapping have limitations.

Purpose of the Study:

  • To develop and evaluate a novel multi-echo MRI technique for rapid muscle temperature mapping.
  • To leverage chemical shift sensitivity for ultrasonic heating monitoring.

Main Methods:

  • Utilized multiple gradient-echo sequences to exploit chemical shift sensitivity.
  • Compared multi-echo approach against single gradient-echo methods.
  • Assessed performance under varying temperature conditions and motion artifacts.

Main Results:

Related Experiment Videos

  • Multi-echo sequences demonstrated superior performance over single-echo methods.
  • Increased effective bandwidth reduced aliasing in high-temperature scenarios.
  • Enhanced immunity to intrascan motion was observed with multi-echo techniques.

Conclusions:

  • Multi-echo MRI offers significant advantages for temperature measurement, including reduced aliasing and improved motion robustness.
  • The technique shows promise for clinical applications requiring accurate, real-time temperature monitoring.
  • This method provides sensitivity to multiple spectral components, enhancing diagnostic potential.