- ultrasound high frequency device
- ультразвуковой высокочастотный генератор
English-Russian military dictionary. 2014.
ultrasound high frequency device
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High-intensity focused ultrasound — Contents 1 Theory 2 Aiming 3 How HIFU works 4 Method of use … Wikipedia
Ultrasound — Not to be confused with Supersonic .Ultrasound is cyclic sound pressure with a frequency greater than the upper limit of human hearing. Although this limit varies from person to person, it is approximately 20 kilohertz (20,000 hertz) in healthy,… … Wikipedia
Frequency — For other uses, see Frequency (disambiguation). Three cyclically flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in hertz (Hz), meaning the number of cycles per second. T is the period in seconds (s) … Wikipedia
Sound from ultrasound — Contents 1 Parametric array 2 Applications 2.1 Commercial advertising … Wikipedia
Long range acoustic device — The long range acoustic device (LRAD) is a crowd control and hailing device developed by American Technology Corporation.According to the manufacturer s specifications, the equipment weighs 45 pounds (20 kg) and can emit sound in a 30° beam (only … Wikipedia
Intrauterine ultrasound — Creating an image of the developing fetus within the uterus by means of measuring the vibrations returned when a device emits high frequency sound waves. Ultrasound imaging has been done during pregnancy for over three decades. It has proved to… … Medical dictionary
Medical device — A medical device is a product which is used for medical purposes in patients, in diagnosis, therapy or surgery[citation needed]. Whereas medicinal products (also called pharmaceuticals) achieve their principal action by pharmacological, metabolic … Wikipedia
Radiology — is the medical specialty directing medical imaging technologies to diagnose and treat diseases. Originally it was the aspect of medical science dealing with the medical use of electromagnetic energy emitted by X ray machines or other such… … Wikipedia
ultrasonics — /ul treuh son iks/, n. (used with a sing. v.) the branch of science that deals with the effects of sound waves above human perception. [1930 35; see ULTRASONIC, ICS] * * * Vibrational or stress waves in elastic media that have a frequency above… … Universalium
Medical ultrasonography — This article is about using ultrasound to image the human body. For imaging of animals in research, see Preclinical imaging. Sonography redirects here. For the tactile alphabet called sonography , see Night writing. Medical ultrasonography… … Wikipedia
Ronald Silverman — Ronald H. Silverman is Professor of Ophthalmology at Weill Cornell Medical College. He is additionally a Dyson Scholar and the Research Director of the Bioacoustic Research Facility, Margaret M. Dyson Vision Research Institute at Weill Cornell.… … Wikipedia
