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themantalopetoday at 2:44 AM1 replyview on HN

MRI uses EM radiation in the radiowave frequency band. This is using sound.


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concrete_headtoday at 3:36 AM

And doesn't bone pretty much block all ultrasound waves? There is a time and place for ultrasound, just like there is for MRI or Xray.

So im curious to know the limitations of this device

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