Magnetic Resonance Imaging Sarah Ezzell Engr. 302.

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Presentation transcript:

Magnetic Resonance Imaging Sarah Ezzell Engr. 302

History NMR s Dr. Damadian “Tumor Detection by Nuclear Magnetic Resonance” “Apparatus and Method for Detecting Cancer in Tissue” Indomitable

Basics Magnetic field accompanied by radio-wave pulses What type of tissue are you?

Magnetic Field One of three magnet types: Permanent magnet Resistive magnet Superconducting magnet Gradient magnets

Creating an Image Hydrogen protons align with magnetic field RF pulse applied and terminated Excess energy released Picked up and sent to computer system

Advantages / Disadvantages Diagnosis / Evaluation Imaging planes Biological effects External objects Internal objects Claustrophobic Cost

Future Medical industry More compact, patient-friendly, less expensive Factory floor Fluid content analysis Measure of material hardness NMR Mouse Carpet manufacturing