1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 61948 2 2： KS C IEC 61948 2： 2007(2012 ) 2007 11 29 http:/www.kats.go.krKS C IEC 61948 2： 2007 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2007 11 29 ：2012 12 20 2012-0725 ： ： ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC 61948 2： 2007
2、(2012 ) 2： Nuclear medicine instrumentation Routine tests Part 2： Scintillation cameras and single photon emission computed tomography imaging 2001 1 IEC/TR 61948 2, Nuclear medicine instrumentation Routine tests Part 2： Scintillation cameras and single photon emission computed tomography imaging ,
3、. 1 2 ( ) ( ) (parallel hole collimators) , KS C IEC 60789 KS C IEC 61675 2 . 2 . . ( ) . KS A 4920： 2001, KS C IEC 60789： 2007, KS C IEC 61675 2： 2007, 2： KS C IEC 61675 3： 2007, 3： 3 KS A 4920, KS C IEC 60789, KS C IEC 61675 2 KS C IEC 61675 3 ( A ). . KS C IEC 61948 2： 2007 2 3.1 (QUALITY CONTROL
4、) . . 3.2 3.2.1 (ACCEPTANCE TEST) (買主 ) ( ) (parameter) . (reference data) . 3.2.2 (ROUTINE TEST) . 3.2.3 (REFERENCE DATA) 3.3 (DETECTOR HEAD) , 3.3.1 (DETECTOR HEAD TILT) 3.3.2 (DETECTOR FIELD OF VIEW) . . 3.4 (WHOLEBODY IMAGING DEVICE) 1 2 3.5 (SINGLE PHOTON EMISSION COMPUTED TOMOGRPHY： SPECT) 3.6
5、 KS C IEC 61948 2： 2007 3 (NON-UNIFORMITY OF RESPONSE) 3.6.1 (INTRINSIC NON-UNIFORMITY OF RESPONSE) 3.6.2 (SYSTEM NON-UNIFORMITY OF RESPONSE) 3.7 (SYSTEM SENSITIVITY) (plane source) 3.8 (IMAGE MATRIX) (Cartesian) 3.9 (OFFSET) COR (X p) from Xp 0 3.10 (SINOGRAM) 1 2 . . 3.11 (RADIONUCLIDE) . 3.12 ( )
6、 (ACTIVITY) ： A . dN dt . dN dt (遷移 ) . tNAdd= (s 1) . (Bq) , 1 Bq 1 1 . (Ci) , 1 Ci 1 3.71010 . 3.13 (COLLIMATOR AXIS) KS C IEC 61948 2： 2007 4 (geometrical centre) 3.14 (MATRIX ELEMENT) (object) (volume element) (IMAGE MATRIX) 3.15 (PROJECTION) (PROJECTION BEAM) 2 3 , 1 2 (process) , (radon transf
7、orm) . 3.16 (OBJECT SLICE) . 3.17 (PROJECTION ANGLE) 3.18 (POINT SOURCE) 3 -function (source) 3.19 (SYSTEM AXIS) (gamma camera) . . . 3.20 (RADIUS OF ROTATION) 4 . , 20 000 . , ( ) . . , . KS C IEC 61948 2： 2007 5 4.1 2 4.1.1 (ENERGY WINDOW SETTING) . . , . 4.1.2 (Background) (background) (low energ
8、y window) . , (source) . 4.1.3 (Sensitivity check) 200 keV (source) . (source) . 4.1.4 (Non-uniformity) 4.1.4.1 2 (Planar devices) ( ) (point source) , . , ON( ) (source) . cm2 3 000 . KS C IEC 60789 . (KS C IEC 60789 10 000 ) cm2 20 000 . . 4.1.4.2 (SPECT devices) . SPECT (flood source) . 1 % 1 cm2
9、 . cm2 20 000 . . 4.1.5 (PIXEL SIZE) 2 (point source) X Y KS C IEC 61948 2： 2007 6 5 cm 10 cm . 2 (point source) . (source) mm/pixel (pixel size) . 512512 512512 . 99mTc 57Co . . 4.1.6 / (像 ) ( ) . . . 1 2 . 4.2 (SPECT) 4.2.1 . . . . . 4.2.2 (COR) Xp, Yp (： object slice ) . (source point) ( 1 ) Xp .
10、 (mulit-head system) 360 . Xp . 360 32 . 20 cm . 5 cm . (offset) (Z ) 3 , 2 1/3 . 10 000 , (pixel size) 4 mm . Xp ( ) Xp( ) Yp Y 50 mm ( ) . . Xp( ) . KS C IEC 61948 2： 2007 7 XAX += )sin()(p ： A ： ： X ： 1.5 mm . , 10 mm . , . 1 KS C IEC 61675 2 . 2 Xp Yp . Xp Yp 50 mm ( ) . “p” ( 1 ). 3 X 0 . . . (
11、mm) . 4 . 4.2.3 . ( ) . (： , , , , , , , ). 4.3 (Wholebody imaging) ( ) KS C IEC 61675 3 . 4.4 1 . KS C IEC 61948 2： 2007 8 1 * / 2 2 * . * . X, Y, Z ( ) , Z . Xp, Yp . 1 ( ) . Xp( ) . 1 KS C IEC 61948 2： 2007 9 A ( ) 3. 3./4. KS A 4920 rm (ACCEPTANCE TEST) 3.2.1 ( )(ACTIVITY)rm 13 18 (CENTER OF ROT
12、ATION) 4.2.2 (COLLIMATOR AXIS) 3.13 (DETECTOR FIELD OF VIEW) 3.3.2 (DETECTOR HEAD TILT) 3.3.1 (DETECTOR HEAD) 3.3 (ENERGY WINDOW SETTING)4.1.1 (IMAGE MATRIX) 3.8 (INTRINSIC NON-UNIFORMITY OF RESPONSE) 3.6.1 (MATRIX ELEMENT) 3.14 (NON-UNIFORMITY OF RESPONSE) 3.6 (OBJECT SLICE) 3.16 (OFFSET) 3.9 (PIXE
13、L SIZE) 4.1.5 (POINT SOURCE) 3.18 (PROJECTION ANGLE)3.17 (PROJECTION) 3.15 (PULSE AMPLITUDE ANALYZER WINDOW) 3.7 (QUALITY CONTROL) 3.1 (RADIONUCLIDE)3.11 (RADIUS OF ROTATION)3.20 (REFERENCE DATA 3.2.3 (ROUTINE TEST) 3.2.2 (SCINTILLATION CAMERA) 4.1.4.1 SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY(SPEC
14、T) 3.5 (SINOGRAM)3.10 (SYSTEM AXIS)3.19 (SYSTEM NON-UNIFORMITY OF RESPONSE) 3.6.2 (SYSTEM SENSITIVITY) 3.7 (WHOLEBODY IMAGING DEVICE) 3.4 2： 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS C IEC 61948 2： 2007 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Nuclear medicine instrumentation Routine testsPart 2：Scintillation cameras and single photon emissioncomputed tomography imaging ICS 11.040.50 Korean Agency for Technology and Standards http:/www.kats.go.kr
