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

3D fluoroscopy with real-time 3D non-cartesian phased-array contrast-enhanced MRA.

Ethan Brodsky1, David Isaacs, Thomas M Grist

  • 1Department of Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin 53792-3252, USA. brodskye@cae.wisc.edu

Magnetic Resonance in Medicine
|June 23, 2006
PubMed
Summary

A novel 3D fluoroscopy system enables real-time imaging for chest and abdomen contrast-enhanced MR angiography (CE-MRA). This technique optimizes scan timing and breath-hold coordination for improved diagnostic accuracy.

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

Pediatric Humeral Tuberosity Fractures: Presentation, Management, and Early Outcomes.

Journal of the Pediatric Orthopaedic Society of North America·2026
Same author

Epidemiology of early-onset and late-onset invasive infections in Australian neonates and infants: a retrospective multicentre study.

BMJ public health·2025
Same author

Nerve Recovery in Pediatric Supracondylar Humeral Fractures: Assessing the Impact of Time to Surgery.

The Journal of bone and joint surgery. American volume·2025
Same author

Risk Model-Guided Clinical Decision Support for Suicide Screening: A Randomized Clinical Trial.

JAMA network open·2025
Same author

Systemic complications of Aicardi Goutières syndrome using real-world data.

Molecular genetics and metabolism·2024
Same author

Diagnostic Criteria for Primary Tic Disorders: Time for Reappraisal.

Movement disorders : official journal of the Movement Disorder Society·2024

Area of Science:

  • Medical Imaging
  • Magnetic Resonance Imaging (MRI)
  • Cardiovascular Imaging

Background:

  • Optimizing contrast-enhanced MR angiography (CE-MRA) of the chest and abdomen requires precise timing of contrast arrival with scan acquisition and breath-hold.
  • Traditional 2D fluorotriggering methods necessitate specific monitoring slab placement and imaging volume configuration, adding complexity to the procedure.

Purpose of the Study:

  • To demonstrate a 3D fluoroscopy system capable of real-time 3D projection reconstruction (3DPR) for CE-MRA.
  • To evaluate the system's ability to perform acquisition, reconstruction, and visualization using standard MRI hardware.

Main Methods:

  • A 3D fluoroscopy system was developed, utilizing standard scanner hardware and an operator console workstation.
  • Continuous 3DPR data acquisition was performed using an eight-channel receiver with 1-second interleaved subframes.

Related Experiment Videos

  • Real-time monitoring was achieved through reconstruction of 1-second segments, yielding 0.8-cm isotropic spatial resolution across the entire torso.

    • Main Results:

    • The system demonstrated real-time, full-volume display of axial, coronal, and sagittal maximum intensity projections (MIPs) with minimal latency.
    • No specific monitoring slab or imaging volume placement was required, simplifying the workflow compared to 2D techniques.
    • The same acquired data were subsequently used to generate high-resolution, time-resolved sequences of the breath-hold interval.

    Conclusions:

    • The demonstrated 3D fluoroscopy system offers a streamlined approach to CE-MRA of the chest and abdomen.
    • It enables real-time monitoring and high-quality image generation without complex setup, validated in phantom and volunteer studies.