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OPERATION OF ULTASOUND EQUIPMENT
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- 2010.
Page 1
1794. L. Spallanzani 1826. J.D. Colladon J. C. F. Sturm . 1842. - Christian Andreas Doppler "ber das farbige Licht der Doppelsterne und einiger anderer Gestirne des Himmels" 1845. - C. H. D. Buys Ballot 1847. - James Prescott Joule 1876. - Francis Galton 1877. - Lord Rayleigh Theory of SoundPage 2
>1000 . , 6.-1. , , , .
, 20 kHz, Page 3
1880. 1881.
1880. , , . - - 1880. , 1881 - - . Page 4
- , . , . , , .Page 5
Page 6
T l v t, l=v*t
d
d = v sound
t * 2
. . , . Page 7
, J. . .. () , 1897. 1928 , . 1920-, . . , , .Page 8
1937. " " , " " . Acoustic Electron-Ray Converter (AERC). (PEM). 2 / 3 , 1000 - 1 . Page 9
(Ian Donald). (Wallace Barr ) 21. 1955. - . Kelvin&Hughes. . , , .. .
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: - ( )
-
( Page 11
Page 12
Page 13
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.. . 1540m/sec, c = 1.54 mm/s 1 cm , 13 sec, 0,26 msec 20 cm.
Page 15
A (Amplitude) . , - Page 16
.. . , .Page 17
- (Brightness ) Page 18
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. , . . , . , - . .. . , , .Page 20
Page 21
2D, 3D, 4D
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1 3
2
Page 23
commonfunctions.js
, . () (). , , Page 24 .
Page 25
. , . IT , , Page 26
5 25 . , . . . RTE Real Time Elastography . . , - . .
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2D
4DAsbjrn Stylen- Real-Time Strain Rate Imaging of the Left Ventricle by Ultrasound; Strain rate imaging; Basic ultrasound, echocardiography and Doppler for clinicians Page 30
3D