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  2. History of magnetic resonance imaging - Wikipedia

    en.wikipedia.org/wiki/History_of_magnetic...

    They also performed the first MRI body scan of a human being on July 3, 1977, [39] [40] studies they published in 1977. [38] [41] In 1979, Richard S. Likes filed a patent on k-space U.S. patent 4,307,343. MRI Scanner Mark One. The first MRI scanner to be built and used, in Aberdeen Royal Infirmary in Scotland.

  3. The U.S. just sold its helium stockpile. Here's why the ...

    www.aol.com/news/u-just-sold-helium-stockpile...

    Updated January 26, 2024 at 8:36 AM. On Thursday, the U.S. government sold the Federal Helium Reserve, a massive underground stockpile based in Amarillo, Texas, that supplies up to 30% of the ...

  4. Radiofrequency coil - Wikipedia

    en.wikipedia.org/wiki/Radiofrequency_coil

    Radiofrequency coil. Radiofrequency coils (RF coils) are the receivers, and sometimes also the transmitters, of radiofrequency (RF) signals in equipment used in magnetic resonance imaging (MRI). The MR signal in MRI is produced by the process of resonance, which is the result of radiofrequency pulses. They consist of two electromagnetic coils ...

  5. Physics of magnetic resonance imaging - Wikipedia

    en.wikipedia.org/wiki/Physics_of_magnetic...

    Modern 3 tesla clinical MRI scanner.. Magnetic resonance imaging (MRI) is a medical imaging technique mostly used in radiology and nuclear medicine in order to investigate the anatomy and physiology of the body, and to detect pathologies including tumors, inflammation, neurological conditions such as stroke, disorders of muscles and joints, and abnormalities in the heart and blood vessels ...

  6. Safety of magnetic resonance imaging - Wikipedia

    en.wikipedia.org/wiki/Safety_of_magnetic...

    MRI and computed tomography (CT) are complementary imaging technologies and each has advantages and limitations for particular applications. CT is more widely used than MRI in OECD countries with a mean of 132 vs. 46 exams per 1000 population performed respectively. [58]

  7. Raymond Damadian - Wikipedia

    en.wikipedia.org/wiki/Raymond_Damadian

    His original MRI full-body scanner was given to the Smithsonian Institution in the 1980s and is now on loan and on display at the National Inventors Hall of Fame in Ohio. [42] In 2001, the Lemelson-MIT Prize Program bestowed its $100,000 Lifetime Achievement Award on Damadian as "the man who invented the MRI scanner."

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