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Related Experiment Videos

Real-time MR fluoroscopic data acquisition and image reconstruction.

R C Wright1, S J Riederer, F Farzaneh

  • 1Department of Diagnostic Radiology, Mayo Clinic, Rochester, Minnesota 55905.

Magnetic Resonance in Medicine
|December 1, 1989
PubMed
Summary

This study presents a new system for rapid Magnetic Resonance (MR) image reconstruction using a GRASS sequence. The system achieves real-time MR imaging with a fast reconstruction time of 120 ms.

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Area of Science:

  • Medical Imaging
  • Biophysics
  • Computer Science

Background:

  • Magnetic Resonance (MR) imaging is crucial for medical diagnostics.
  • Real-time image reconstruction is essential for dynamic MR applications.

Purpose of the Study:

  • To develop and characterize an experimental system for high-speed MR image reconstruction.
  • To enable real-time MR imaging using Gradient Recalled Acquisition in the Steady State (GRASS) sequences.

Main Methods:

  • Implementation of a novel experimental system for MR data processing.
  • Acquisition of MR image data using a GRASS sequence.
  • Development of a continuous, high-speed image reconstruction algorithm.

Main Results:

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  • Achieved an image acquisition time of 627 ms.
  • Demonstrated continuous image reconstruction at a rate of 6 images/s.
  • Attained an image reconstruction time of 120 ms per image.

    • Conclusions:

    • The developed system successfully enables real-time MR imaging.
    • The high-speed reconstruction capabilities significantly advance dynamic MR imaging possibilities.