Referring to ultrasound.
An instrument which locates organs or tissues inside the body using ultrasound.
The study of ultrasound and its use in medical treatments.
Ultrasonic vibrations produced by an appropriate generator are used for: (1) the disintegration of bacterial cells, without chemical or heat intervention, and the consequent denaturation of proteins; and (2) cleaning of specialized glassware and instruments.
The study of the uses and properties of sound waves of very high frequency.
To sounds of frequencies above approx. 20,000 cycles/sec, which are inaudible to the human ear.