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Ultrasound is
sound with
frequencies greater than 20 kilohertz. This
frequency is the
approximate upper audible limit of
human hearing in
healthy young...
- by a huge margin. The
first UltraSound was
released in
early October 1992,
along with the
Gravis PC GamePad. The
Ultrasound was one of the
first PC soundcards...
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Medical ultrasound includes diagnostic techniques (mainly
imaging techniques)
using ultrasound, as well as
therapeutic applications of
ultrasound. In diagnosis...
- High-intensity
focused ultrasound (HIFU), or MR-guided
focused ultrasound surgery (MR-guided
focused ultrasound ablation), is an
incisionless therapeutic...
-
Obstetric ultrasonography, or
prenatal ultrasound, is the use of
medical ultrasonography in pregnancy, in
which sound waves are used to
create real-time visual...
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called abdominal ultrasound imaging or
abdominal sonography) is a form of
medical ultrasonography (medical
application of
ultrasound technology) to visualise...
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cardiac ultrasound, is the use of
ultrasound to
examine the heart. It is a type of
medical imaging,
using standard ultrasound or
Doppler ultrasound. The...
- An
ultrasonic motor is a type of
piezoelectric motor powered by the
ultrasonic vibration of a component, the stator,
placed against another component,...
- 3D
ultrasound is a
medical ultrasound technique,
often used in fetal, cardiac, trans-rectal and intra-vascular applications. 3D
ultrasound refers specifically...
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sound to
injure or
incapacitate an opponent. Some
sonic weapons make a
focused beam of
sound or of
ultrasound;
others produce an area
field of
sound....
