[FWD] NEWS New technology for magnetic resonance imaging
ZXNet echo conference «462.talk»
From Wladimir Bulchukey → To All 4 October 2004
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* Forwarded by Wladimir Bulchukey (500:95/462)
* Region : RU.COMPUTERRA (- haven't commented yet -)
* From: Wladimir Bulchukey, 2:5020/2065.462 (04 Oct 04 20:43)
*To: News Robot, 2:5020/400
* Topic: NEWS New technology for magnetic resonance imaging
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Hello, News...!
01 Oct 04 16:49, News Robot -> All:
NR> American researchers who conducted experiments under the guidance
NR> Robert Wind, claim to have found a way to solve the problem. Scientists
NR> in particular, they propose to rotate the patient during tomography under this
NR> called the "magic angle". The fact is that when an object rotates,
NR> tilted 54.7 degrees with respect to the magnetic field,
NR> the spectral resolution of images is increased many times over. And o
NR> the existence of the “magic angle” was known a few more
NR> decades ago. However, the main difficulty is that
NR> the rotation speed should be several thousand revolutions per second. NR> It is clear that a living organism cannot withstand such a load
NR> state. At the same time, slowing down the rotation speed leads to
NR> the appearance of a large amount of interference.
NR> It was these artifacts that Pacific researchers learned to eliminate
NR> Northwestern National Laboratory, USA. As it turned out,
NR> You can get rid of noise using pulsating radio waves.
NR> A technique called "magnetic resonance spectroscopy under
NR> magic angle", allows for approximately ten times improvement
NR> spectral resolution when rotating with a frequency from one to three
NR> revolutions per second. However, even at this rotation speed
NR> conduct research on living organisms, not to mention humans
NR> is almost impossible. However, scientists believe that, in the long term,
NR> it will be possible to create an installation in which it will not rotate
NR> the object under study, and the magnetic field itself.
If you want to live, know how to spin...With the best - Wlodek # wlblack(@)newmail.ru # http://wlodeks.narod.ru
[ZX] [500:95/462@ZXNet] [2:5016 Forever] [Golyanovo] [Old Russians]
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Hello(s), All...!
I never thought it was so literal and banal :-).
With the best - Wlodek # wlblack(@)newmail.ru # http://wlodeks.narod.ru
[ZX] [500:95/462@ZXNet] [2:5016 Forever] [Golyanovo] [Old Russians]