Questions tagged [medical-devices]

24 questions
6
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1 answer

Why do modern MRI scanners use an axial static field?

Last night I was reading some fascinating history of the first full-body MRI scanner and noticed that it's fundamentally different from modern scanners in one particular way: the static B field is vertical, while all the modern machines I've seen…
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2 answers

How many decibels does wind buffering reduce from ear muffs protection?

I have a hearing condition and need to wear ear muffs on my scooter. My muffs are 3M Peltor with a dB rating of 35dB. When riding my bike, the combined noise from the engine and the wind is about 80dB. Now in theory that should get me into about…
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1 answer

Complexity of Medtronic respirator vs. DIY

Now that Medtronic has open sourced (WIP reportedly for its completeness) the design of a ventilator, the following question to experts in medical engineering with specialization on lung ventilators. What could be blocking obstacles, if any, for a…
J. Doe
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