GOST R 54479-2011 Medical ultrasonic diagnostic equipment General requirements for test objects using for assessment of temperature elevation in diagnostic ultrasound fields《医用超声诊断.pdf

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1、 544792011/IEC/TS 62306:2006 - IEC/TS 62306:2006Ultrasonics Field characterization Test objects for determining temperature elevation in diagnostic ultrasound fi elds(IDT) 544792011II 27 2002 . 184- , 1.02004 . 1 - - , 42 3 - 21 2011 . 478-4 IEC/TS 62306:2006 . . - - (IEC/TS 62306:2006 Ultrasonics F

2、ield characterization Test objects for determining temperature elevation in diagnostic ultrasound fi elds). - 1.52004 ( 3.5). - , 5 - , - . () . - , , 2012 , - - 544792011 III1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、 . . . .12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 . . . . . . . . . . . . . .

4、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5、 . . . . . .46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66.2 . . . . . . . . . . . . .

6、 . . . . . . . . . . . . . . . . . . . . . . . . . . .77 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77.2 () . . . . . . . .

7、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 () . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 () . . . . . . . . . . . . . . . . . . . . . . . . .11 () . . . . . . . . . .15 D () . .

8、. . . . . . . . . . . . . . . . . . . . . . . . . . . .17 () , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 F () . . . . . . . . . . . . . . . . . . . . . . . . . .20 G () , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9、 . . . . . . . . . . . . . . . . .22 () . . . . . . . . . . . . . . . . .24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .251 201209011 -:- - - ;- - ;- , -;- ;- - - .1 - (, , ). , , . 2 - -, , .2 . - , -

10、 ( ). 61102:1991 - 0,5 15 (IEC 61102:1991, Measurement and characterisation of ultrasonic fi elds using hydrophones in the frequency range 0,5 MHz to 15 MHz) 61157:1992 - (IEC 61157:1992, Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment) 61161 0,5 25

11、 (IEC 61161, Ultrasonic power measurement in liquids in the frequency range 0,5 MHz to 25 MHz) 544792011 - Medical ultrasonic diagnostic equipment. General requirements for test objects using for assessment of temperature elevation in diagnostic ultrasound fi elds 54479201123 :3.1 (acoustic coupling

12、 medium): , - -.3.2 (acoustic working frequency) fawf, : - f1 f2, , 3f1, 3 . 3.4.2 61102.3.3 (backing region): - -.3.4 (calibration factor) Fc: -, - , - . 3.5 (clinical model): , .3.6 (entrance window): - -, .3.7 (incremental transmission loss coeffi cient) Linc, 11: - - - , , .3.8 (measured tempera

13、ture rise): - - , -.3.9 (minimum distance) d0, : - - , .3.10 (minimum transmission loss) L0, 1: - - .3.11 (physical tissue model): - , , - . 3.12 (point of interest): , - .3.13 ( ) (primary junction): , -, . 3.14 (probe): , - / , ; .3.15 (reference temperature rise) Tref, : - - , - .3.16 (reference

14、transducer): -, - .3.17 (residual transmission loss) Lr, 1: - - -. 544792011 33.18 (secondary junctions): - ( ) , , - . , , , - .3.19 (simulated target tissue): - .3.20 ( ) (simulated tissue path): - , - - .3.21 (standard insonation time): , - , 3 (180 ). 3.22 (target plane): , , - .3.23 (target region): ( 5 10 ), ; .3.24 (thermal sensor): , - . , .3.25 - (thermal sensor test object): -, - . - , , -, .3.26 - (thermal sensor test object enclosure): - - , .3.27 (thermal test assembly): , - ( ) - -

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