How does the size of the ultrasound head affect the intensity of an ultrasound intervention? What ...

aggotfay

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6 years ago

How does the size of the ultrasound head affect the intensity of an ultrasound intervention? What ...

How does the size of the ultrasound head affect the intensity of an ultrasound intervention?

What will be an ideal response?

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nic

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6 years ago

A smaller US head will decrease the effective radiating area (ERA) so at any given power the ultrasound intensity will be increased since it is being distributed over a smaller area (i.e., 10 watts delivered from a sound head with a 10 cm2 ERA creates an intensity of 1 W/cm2; the same wattage distributed over an ERA of 5 cm2 creates an intensity of

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