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Related Experiment Videos

Surface coil proton MR imaging at 2 T.

P Röschmann, R Tischler

    Radiology
    |October 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

    Surface coils for magnetic resonance (MR) imaging at 85 MHz significantly reduce radio frequency power. These coils enable high-resolution imaging of specific regions and larger fields of view, improving image quality.

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    Area of Science:

    • Medical Imaging
    • Biophysics
    • Electrical Engineering

    Background:

    • Magnetic resonance (MR) imaging requires efficient radio frequency (RF) coils for signal transmission and reception.
    • High-resonance frequencies (85 MHz) present challenges in coil design and power efficiency.

    Purpose of the Study:

    • To design and evaluate surface coils for MR imaging at high resonance frequencies (85 MHz).
    • To assess the power efficiency and imaging capabilities of different surface coil designs.

    Main Methods:

    • Development of circular, rectangular-frame, and reflector-type surface coils operating in transmit-and-receive mode.
    • Testing of coils at 85 MHz for MR imaging applications.

    Main Results:

    Related Experiment Videos

  • Surface coils reduced radio frequency power requirements by factors of two to 100 compared to head and body coils.
  • Small circular coils provided high-resolution images of small regions of interest, free from external artifacts.
  • Rectangular-frame and reflector coils allowed for imaging of larger fields of view.

    • Conclusions:

    • Surface coils are effective for MR imaging at high resonance frequencies.
    • These coils offer improved power efficiency and versatile imaging capabilities for various anatomical regions.