X線装置を中心にして
Contents
1. 0000 1 842 T 199417 x 30 700 16800 197500 60X 5 x 20X x 6B Oct T 45 252 22 T 2 1810 1974 T 62 T 1997 T 3 7 53 x 38 2 T 199 208 1980 T 10 T 1588 1608 1997 T 4 8 12 x x 38 500 71300 198301 oo H 50X x n T 50 700 817 2002 8 1090 Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 1 Table 9 2 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 Table 16 Table 17 Table 18 Table 19 Table 20 Table 21 000002. Number of beds on EC 201 301 401 501 601 701 801 901 1 001s Unfilling in Total 300 400 500 600 700 800 900 1 000 number of pertinent facilities 3 80 100 019 17 14 200 7 4j 50 22 20 131 For general radiography 4 17 26 71 50 54 101 41 27 34 174 4 603 For gastrointestinal examination 3 13 18 46 45 37 67 26 22 20 99 3 399 For general angiography 2 4 6 16 14 20 30 12 9 9 47 1 170 For cine angiography 3 8 8 12 14 19 10 4 7 42 127 For tomography 3 6 6 16 17 17 19 10 7 8 35 1 145 For mammography 2 5 7 15 14 15 19 7 4 5 24 2 119 For urinary organs radiography 4 13 10 12 25 9 4 9 40 1 127 For pediatric radiography 1 1 2 7 1 2 4 9 27 For going rounds radiography 4 12 27 61 48 43 110 56 29 38 183 5 616 Image for surgery 2 6 8 26 17 15 38 15 10 13 46 1 197 For on board radiography 2 3 2 3 3 2 20 Panorama 1 2 Dental 1 1 For multipurpose radiography 1 1 Total 22 68 113 275 231 232 437 187 118 147 706 18 2 554 Table 6 Total number of each type of equipment according to generation method Usage Single phase Three phase seg m Inverter Capacitor re REM on Others Uncertainty Je DA potential For general radiography 36 137 408 8 14 603 For gastrointestinal examination 15 109 260 15 399 For general angiography 1 43 122 1 3 170 For cine angiography 9 17 88 3 10 127 For tomography 20 49 71 1 4 145 For mammography 12 12 88 7 119 For urinary organs radiography 19 29 78
3. 58
4. Magnification factor Focal spot size mm Usage sx1 5 sx2 0 x2 0 0 1 0 19 0 19 0 2 0 29 0 3 0 49 0 5 lt Bone radiography etc 11 22 9 2 14 7 14 6 Mammography 25 36 55 2 1 2 Angiography 5 15 1 11 15 4 Others 5 1 2 2 Table 11 Causes of X ray tube exchange and numbers from two years ago Table 12 Examination of gap in X ray field Cause Exchange number Examination J urisdiction electrical discharge 126 Part does does not do Filament desconnection 46 Chest radiography 104 23 The anode rotation is defective 67 Bone radiography 107 20 Tube container socket 1 For gastrointestinal examination 73 53 Others 59 Angiography 83 38 Uncertainty 25 Tomography 74 46 Total 324 Portable radiography 60 68 Table 13 Opinions of variable X ray beam limiting devices Content The number of cases About a single diaphragrf about about 4and 2 9 About the gap of X ray and optic axis About the diaphragm shuttlecock adjustment About mechanical robustness and accuracy About illuminance shortage About the field lamp NN W A Ul Table 14 Radiography part with the shortest time and the shortest amount of time O The numerical value is a number of facilities The shortest im msed 1 2 3 4 5 6 7 8 9 10 119 20 21 30 310 50 Total Adult chest 3 1 1 8 4 2 2 1 8 9 1 40 Adult larynx 1 1 1 3 Cardiac catheter ization 1 1 Adult hands and feet 1 1 1 3 4 1 2 13 Pediatric head 1 1 2 Pedi
5. Radiological Center KANTO MEDICAL CENTER NTT EC Kajima Corporation Kajima Clinic Department of Radiology Nippon Medical School Second Hospital Department of Radiology Ohashi Hospital attached to School of Medicine Toho University Ui SU N Received Jan 18 2002 Revision accepted May 1 2002 Code No 720 Summary The X ray Systems Study Group in an attempt to determine the current status and changes in the state of X ray equipment recepti on systems and equi pment control conducted investigational research by distri b uting a questionnaire survey to 400 facilities The rate of recovery was 33 The capacity of transformers has been increasing in spite of the three phase 415 V decrease in the power supply of X ray equipment Among high voltage generators inverter type X ray equipment accounted for 81 3 of units The ratio of the X ray tube of a conventional rotational system to that of a high speed rotational system was 1 3 and 54 9 had target angles of 12 Many X ray tubes had a heat capacity of less than 200 300 kHU The body parts that had the shortest ti mes on radi ography were adult chest and pediatric chest In many cases the shortest ti me used was 10 msec Facilities in which the shortest time was less than 10 msec accounted for almost half of the total number Facilities where the radiation dose of radiography had decreased showed 1 4 of the digitalization whole Measurement was carried out when the equipment was
6. 5 2 2 132 matter Recovery 50 5 33 3 32 5 41 7 50 0 50 0 12 7 33 3 22 2 7 7 33 0 uBuapaguggusuuiduBibiugpuduluLtLt uBuspapagagugusuugBuBipiugpgduduuuLtLt 00000000000X000000000000 uggumgagubuuiutuutuu 100000 00000 20100000000000 4000 uuguuuiuiuu 11 0000 OOOUO UOUOUOUOUOUOUODOODUODOOUODOUODOOU 005000000000000000000000 004000000000000000000 1 2 0000 OOO UO UOUOUOUOUOUOUOOODUODOUOOUOOOU 0300400900000000000000 01000000 02X0000000000 03 00000000 0400000000 02 000000000 060000000000 070000000000000 0800000000 0900000000 0 10X00000000000 010000000000000 02200000000000 0120000000000000000000 0000060 20000X000000000 L ji FP li TI i ji ji B li D1 B ji li EPEL i Hi O2000O0OODOUOUODODUODUODOUDOUODOUOOUO0O0O0U uBuapgagggusuuduBibiuguuuluLtLt 2002 8 OM 8a 13H B d uus 200000 OOOUO UODOUOUUOOODUODOOOOUOOOUOODO 00000000m600 50000X00000000 000000040M00000000000010 uu 21 000 QOHUUUUOUOOUOOOUOUUUUUUUUOOOO Table 1 HOOOOOO000 300000000 H ll i j li li li B Ii ji Ii Table 2 000 2 2 0000 2 2q 10 000000 OOOUO UODOUOUOUOUOOUODOOOOUOOOUOOO OO0OOOUOOUOUOOUOOOUOUODOUODOUODOOOODU OOODODOODOUOOUOUUUOUOUUOU 2 2q ma 0000000 OOOUOUODOUOUOUOUOODUODOOOOUODOOUOOO 41V0700000000000000000000 010 100VQ 3987 0 0 0 200VL 0 O 200V 1 2520 O0 415vq 1890000000044v000000 000000000 20vgp0000000 5000 oooO 2 2 14b 00000000000000000 020000000009000U0
7. 51 X ray tube voltage meter 43 X ray tube ammeter 37 Pinhole camera 30 Electromagnetic 11 oscilloscope Others 7 Table 21 Frequency of inspection during the contract and regular years of routine inspection O The numerical value is the number of the equi pment Equipment E Se Twice year Wy lire A i SEN For general radiography 112 25 37 31 11 6 For gastrointestinal examination 108 8 38 23 35 3 For general angiography 81 6 33 17 22 1 For cine angiography 74 3 31 17 19 2 For tomography 27 7 7 6 7 For mammography 30 9 12 6 2 For urinary organs radiography 24 2 11 7 2 2 For pediatric radiography 3 1 1 For going rounds radiography 113 27 46 24 14 Image for surgery 35 8 19 3 3 For on board radiography 5 1 1 3 OOOOOUOOUOUOOUOOOUOUODUODOUOOOUOODO 121412 EDET DLELER BEP i 2 23 9a 000000 00000000000000000000 BI 000023000000000000000000 000000000005000000000000 650 000000 2 21 90 000000 00000000000000000000 1261 OOOO 1000000000000000 0000 000000 3800000004000000 BIO UB 000000000000000000039000 0000 OOOUO UODOUOUOUOUOODUODOUOOOUOOOOODU 00000000 190000000000 20000 0000000000000 20000000000 e0000000000000000 9000000 2 23 94c 000000000 0000000000 Table 201 00000000 000002400000004000Xx0000000 0003000000000000 2 2 9td 000000 OOOGOOUOUOUOUOUOOUOOUODOOUOOUOODOUDU 00000 Table 211 0000000 2000000 uuu ul 00000000000000000004400 00082000000 30000000000 00000000000000000500000 00710000000000 OO0O0OOUO
8. bought in 94 9 of fa cilities and measurement when the service contract was finished was done in 77 1 of the responding facilities Key words Supply main H igh voltage generator X ray tube assembly Automatic exposure control Q uality assurance O000000000 228 8555 0000001151 00 OO 000000 00000000000 0000 0 ODO L L 58 8 12 X T X 1 1081 Table 1 Number of questionnaires sent out number of replies and recovery according to facilities The public Medical Organization includes cities towns and villages as administrative divisions the J apan Red Cross Society the Settlement Life Association and the Federation of Agricultural Cooperatives for Health and Welfare organization among others The social insurance connections include mutual aid and health insurance among others In addition welfare corporations are included A company and a private hospital include the clinic T EP i Public Social Workers Public A ue Ren he eri medical insurance accident service cO K k E a RL Others Total p p organization relation hospital corporation p p p Number of sending out 99 24 114 24 10 8 71 15 9 26 400 matter Number of collections 50 8 37 10 5 4 9
9. device Number of beds 1 101 201 301 401 501 601 701 801 901 1 001s Unfilling in Total 100 200 300 400 500 600 700 800 900 1 000 number of pertinent facilities 3 8 10 19 170 D 140 200 0 7 4 5 22 2 131 Single phase two peak 1 1 4 8 10 8 13 5 3 2 19 2 76 Three phase six peak 3 14 9 25 6 1 58 Three phase twelve peak 9 9 18 36 26 76 9 6 11 78 2 280 Three phase constant potential 1 2 5 2 12 2 1 8 12 45 Unredeemable type inverter 9 28 42 124 81 101 158 77 41 63 327 4 1 055 Movement type inverter 3 8 13 37 49 24 54 28 25 15 88 2 346 Portable inverter I 1 2 7 11 Unredeemable type capacitor 5 5 3 5 12 30 Movement type capacitor 4 4 8 22 6 27 54 18 6 26 98 3 276 Movement type transformer a JOne peak 3 3 2 6 1 13 28 b Two peak 2 2 1 0 6 1 1 10 23 c Others 3 5 8 Portable transformer a JOne peak 1 1 2 b7 Others 1 6 7 Total 17 55 79 225 207 203 379 142 117 131 676 14 2 245 Table 5 Total number of each type of equipment according to number of beds and usage The numerical value is the number of the device
10. 00 1S0000 O00O60O0ODOUOOUOUUUUODUODOU OOO UO UODOUOUOUOOOUOOOOOUODOOUOODO EET EE BP 1 IEEE 00 10msd 000000000000X00000 OO0O0OOUOOOUOOUOOODOUODOUODOUOODOOODO 000Xx00000000000X000000000 OOOOOUOUOOUOOUOOOOUODOUODOUOOOOODO OO0O0OOUOOUOUOUOUOOOUODOUODOUOOOOODU 00000000000000000000000U0 ugmumuapaupBapBpumumuusumuausidaudgulu 000000000090000000000U00 67 8 100000 1SZ470211000000000 00 5000000000000000000000 00000000 15000000000000000 OO0OOOUOOUOUODOUOOODOUODOUODOUODOOOOO 400000 1974 207000000X0000000X000 000 60000000000 400000000 0001220000000000000000000 000000003000000000000000 0000000000000000000 1000X OOOOOUOUOUOUOOUOOODOUODOUODOUOOOOODO OO0OUOOUOOUOUOOUOOODOUODOUODOUOOOOOU uBgaubuupiuutuutulu EFEF EVEL ELE ET EE EE ET EE EE EL EP ELE EF EE ED EEDUGCHI 000000000000000000X00000 uBpubBpBubBuuuuuuulu 00000000020000000000000
11. 000 uu 00000053000000000000000 0118100000000000200000000 000000 10000000 2 4 3e X00000 OO 2000X0000000000000 324 Hl li ji i ji li li B li Table 11 lI li l ji li 000000030000000000000000 211000000000100000000 2 24 30f X00000000 xX0000000000200000000000 000000000000000000000 900 E ED EEEL E EE OE BE DLE DEED IEEE s000000 2 24 40 00000000 000000000000000000000 40 uggugagsubBaguiuuuuutulut 2 2q 44a 00000000 OO0OU UOUOUOUOUOOOOODUODOOUODOUODOOU 000Tabe120000000000000000 000000000000000800000000 OU 2 24446 000000000 00000000000000008000000 040100000040000000000000 V 000000000000040000000000 000000000070000000 2 43 44c 0000000000 00000000000200000000000 000 Talei3QO00000 200 4000000 uBuapBaguggusuuBiluBipiubpuuutuLtLt 2 24 50 000000000 x000000000000000X000000 ELEPELEPEPEL ELLE BEELUEEPEEE EE EEEE EA LE FH ugBugapgaguguuuiuuBiiuiuututLtLt uBusapaguusuuBiluBibiubudutuLtLt 2002 8 uamgagumuuuurebeelaynmanmauuat EEE ERE RE EBE BE B BERE BE B BE E EEE BE BE HEBE HEHE BES N 000000000000000 O 10msec 000 00000 10ms 00000000000000 OO0OOUOUUUUOOUU 2 21 60 000000000 OO0O0OUOUOUOUOUOUOUUOUOUODUUOJUOUODUOUUU EEE EREBE EEE REB BERR B B BE E EEE BE BE EE BE HEHE BES N 00000000 Table 15 00000000000 OOOUO0 1001 i i Ii Ii Li i li i Li i li Li Il Li i li j Li Il li Ii l1 Ii j 94L1 Ii Ii i Li Ii Ii I1 Li I1 lI Hi j Li Ii OO0O0OUOUOUOUUUUUUUODODUODUU 000000 CRLI i i
12. 000000U0U0 Tabe3 70000000000 100kVAL 0 OOO 0000 150kvA00000000 2 23 20 X0000000000 00200000000000000010000X OO0OOOUOOUOUOOUOOODOUODUODOUOOOUOOO UB 1082 Table 2 Number of facilities according to number of beds and numbers of technologists O Thenumerical value is a number of facilities Number of technologists person 1 6 11 16 21 26 31 36 41 51 61s Total Number of beds floorf 05 010015 920 025 30 35 040 050 060 10 100 3 3 1010 200 3 5 8 201 300 2 4 4 10 3010 400 5 9 3 2 19 401 500 1 4 6 4 1 1 17 5010 600 1 5 5 3 14 601 700 1 10 6 2 1 20 7010 800 1 2 2 1 1 7 801 900 2 2 4 9019 1 000 3 2 5 1 0015 1 5 6 7 3 22 Unfilling in 1 1 2 Total 10 19 25 24 16 8 5 7 7 7 3 131 Number of total radiological technologisti 2 908peopl d Number of total bed 79 092alcoves Table 3 Capacity and number of distribution transformers for power supply of equipment O Thenumerical val ue is the number of the device Capacity of lt lt lt transformer KVAD 10 10s 20s 30s 50s 70S 100S 1253 150 200 250 300 400 500 750 1 000 Total Single phase device 17 3 3 17 27 15 54 21 37 17 1 4 4 3 223 Three phase device 2 7 44 137 58 16 144 99 1 31 12 12 5 1 569 Device of using combinedly of single 1 3 6 1 2 4 8 2 1 2 31 phase and three phase Others 4 5 5 7 5 2 1 29 Total 21 5 3 24 72 160 123 44 18
13. 1 127 For pediatric radiography 6 19 1 1 27 For going rounds radiography 13 256 319 17 11 616 Image for surgery 29 145 4 4 15 197 For on board radiography 8 10 2 20 Others 2 1 1 4 Total 145 394 17 1 545 329 22 18 84 2 554 2002 8 1084 Table 7 Rated output of inverter type generators O The numerica value is the number of the device Rated output kW s2 Number of generators 68 2 lt 15 15s 30 32s 36 72 40 30 194 50 65s 32 420 128 80 100 100 lt Total 31 1 051 Table 8 Main circuit opening and closing methods Transformer The total The first side control method Secondary side control method type number Electromagnetic b contactor method Thyristor method Tet loading etc Three pole X ray tube Number of equipments 308 3B 10 70 199 64 60 78 23 70 B 1 00 i The total acus High tension Capacitor type number Filament ignition type impression type Three pole X ray tube Others Number of equipments 191 10 5 20 10 5 20 158 82 7 13 6 80 Table 9 1 Target angle The numerical value is a number Target angle 8 9 10 11 12 16 17 18 Others Uncertainty Total For chest radiography 2 4 194 20 24 2 1 247 For bone radiography 1 18 283 53 37 5 4 401 For gastrointestinal examination 2 1 13 309 26 11 12 374 For general angiography 7 3
14. 1080 10200000 XJ Ll i Li Jl i i Bi li l E D XL Li DL Li D DU 7 Li i ji Il l Hl Il HI i i JI HH 21 j EE EE 2 00000900000 70000 490F p 20029 1918 101 20NTT 20020 50 1 Hr Code No 720 50 uult 10222044 ED i Hi li EL TI EEEL 00128011 x000000000197400X00000000 H ll XLl I1 j Jl ji li Ii i li i J Ji li li li Il i J i upngpnauuuuuurnmlaztmlttututltutltutt uggamaugumuuudacduttetrttbt xt Lt 0000000000000 60000000000 0000000 2000000000U000000X 00000X00000000000U00000 i i OOOG UOUOUODUOUUOUOUODUOUUOUOUUUUODUDU Report Based on Fiscal 2000 Diagnostic X ray Equipment Questionnaire Survey Conditions of X ray Units and Similar Equipment MITSUO ISHIKAWA TAKATOSHI MATSUURA U TOMOYUKI OKUAKI U YOSHIO IMAI U ATSUKO TSUKAMOTO I TOSHINORI IDE 8 FUMINORI SHINOHARA D and SHIGERU MIYAZAKI U Kitasato University School of Allied Health Sciences Radiological Technology Course Department of Radiology Sekishinkai Sayama Hospital
15. 22 39 92 2 2 2 29 198 For cine angiography 32 33 20 17 32 1 1 3 6 145 For tomography 1 31 56 8 3 2 5 106 For mammography 2 3 6 6 31 1 35 84 For magnification radiography 2 18 8 2 30 All other X ray tubes 17 14 200 101 72 18 103 39 564 Total 49 56 134 69 1180 242 151 32 197 39 2 149 Table 9 2 Maximum anode heat content O The numerical value is a number Maximum anode heat conterii KHU 145 1450 199 2000 299 300 399 400 499 500s Total For chest radiography 4 22 139 48 7 12 232 For bone radiography 18 15 250 115 9 9 416 For gastrointestinal examination 10 6 229 44 43 34 366 For general angiography 3 6 11 11 152 186 For cine angiography 1 3 2 4 138 149 For tomography 16 5 52 31 1 7 112 For mammography 45 5 4 24 6 4 88 For magnification radiography 4 10 9 1 2 26 All other X ray tubes 315 22 149 56 4 24 570 Total 416 79 842 340 86 382 2 145 1HU 0 7 J 58 12 X D x 1 1085 x00000000000000000000 sookHU0 00000000000000000 200kHU 400kHU 000000 2 2 346 00000 xX00000002211000000000000 000X0022100000000X00 1600900 000724000000 2 2q 35c 00m000000 000000000000X00000000 T de 00000000 200000000000000 000 10 0 19mMQOO0O0000 50000000 2 44 30d 10000000000X0000
16. 7 120 4 39 24 17 6 3 792 2 2q 2a 0000000000000 OOOUO UODOUOUOUOOODUOOODOUOUOOOOODO OOOO Table 4 0000000000000 Teable5 i i li l li li l li E li i Ei ll j i B ji i OOOUOGO00O Table amp QOOO000000000 ELEEBE EE EE EVEEELELEL BE EE ETE DELETE ELERETET B HE BL E 00000000000000000000950 150 0000 2 21 246 00000X00000 000000X0000000000000000 00001455000000000000X0000 0000000000bL0000000000000 000088000000000 2000000000 0 6000000 2 2q 20c 000000 x00 0 00000000000000000X00000 00000000000000000 200VL 0 0 845 000000 45v000 35000000 2 21 27d 0D00000X00000000 000000X000000000 Table 7L O00 00000 50kwQ 80kWL i i Li i Hi Li li li li li u uuu 2 4 2me 0000000 OO00O0OUOUOUUOOODODODUODODOUODOUOOOO 000000Ta4eg400000000000000 000000000000000000000 49 000000000000000000730000 23270000 XU000 3010000000 2 4730 xX00000000 X01000000000000000000000 00000000000000000000 2000 x000000000000000000000 2 44 3ta X000000000000000000 xX00000000000Tedle14000000 000 Tebe 210000000000000000 00012 0000000000000000000 000000016000000 58 8 12 X D X 1 1083 Table 4 Number of pieces of equipment according to n umber of beds The numerical value is the number of the
17. UOUUOUODOUODODUODODOUODOUOODOU uguuubBpaasgpBugugaupgmuiiiubututLtu ugBugaugagagguuuuuililuiubdlLtt 000000000000000000000000 000000000000006MO0O0000000 000g 2 2 100 X00000000000 00000000000000000000 240 000000000 600000000 40000 000000000 4000000 3000000 58 8 12 X D x o 1 1089 OU 2 2q 11 0000000000000 000000000000004600000000 0000000000000000000001940 000000000100000000000 500 000000 2 23 120 00000000000 00000000000000000000000 EF EL ELEE EDEEBEELEE DE EE EE EF EIE Eh 000000000000000emoooooo uggupanubpuugubpugugubBpapgiagusuu oomoo 300 UO xX00000000004 v0000000000 00000000000000000 IS00000 QHOUUUUUOOUOOUUOUUUOUUUOUOOOUN uU uuu xX0000000000000000000000 00000X00000000008 3100000 000X00000000000000000000 00000000X000000000000000 uU uuu x00000000000X0000000X00 0001030000000000 0 120 X0 0 0 549 02000000U00090U0000U0000000U0 000000X00000000000000000 ugBugapaguggusuuBgiagBiiugpuuutuLtLt 00000012 00X0000000000000 uu ununpaaog 3sokHunpna na npganmnan uggmuusmusuguuusBpaailiiuutltut 500kHUL OO X0000000000000000 0000000X00000000 1800kHUg 0 00 000000000000O0O0T 1000kHU 2 000KHUF 0 000000000 OOOUO UODOUOUOUOOOUODOOOOUOOOUOODO OO0OOOUOUOUOUOOUOOOUOUODUODOUODOOOOU 0000000000000000
18. atric chest 3 4 2 3 3 7 1 6 12 12 53 Pediatric cervical part 1 1 Pediatric abdomen 1 Pediatric hip joint l 1 1 1 1 2 7 Pediatric hands and feet 1 1 1 Total 9 5 6 5 14 12 5 9 1 28 26 2 2 124 58 8 12 X LE X oO I 1087 Table 15 Possession and response of automatic exposure control automatic exposure ME Automatic exposure control system Use state Response Irradiation time Part Possession Unpossession Used Unused Good Usual Bad understanding derstanding Chest direct radiography 121 8 116 3 68 48 2 110 10 For gastrointestinal examination 128 122 59 59 6 117 8 General radiography 91 35 83 8 45 40 2 86 4 Mammography 114 7 107 3 53 51 4 94 13 General angiography 91 24 87 2 44 43 1 78 8 Cine angiography 92 7 85 2 44 40 1 72 14 Pediatric chest 25 84 16 18 7 11 19 1 Portable radiography 3 119 3 9 4 4 2 Others 10 10 3 6 1 8 1 Table 16 Gastrointestinal examination Radioscopic table Operation method A Operation Weide ae ML ean cen Care nae J for adjacent The number 83 284 43 38 369 Table 17 All round radiography equipment Usage The number Tomography Supine position Bucky s device 32 Radioscopy Tomography Supine position B
19. i li HERBE BE BE B BERE BE BERE BEHR W N EERE BEREBERE BE B BE BER B BE EE EE BE BE HEHE BE BERE U uut ummuiuiluddedtltl 224970 0000000000000 O000D0OU0OODOUUUODUODUDUUUODUU EEE EREBE EBE BE B BERE B B BE E EEE BE BE ERE HEBE BES N EERBEB BER BERR EE BERE BE EE B BEN 2 21 7a 0000000 OO0O0DOUOUOUOUOUOUUUOUOUODOUUOUOUODUOUUU Table 16 10 0 2 20 714 000000 00000000000000000040010 0000 90000000 2 21 7c 0000000 uummuubbiu iutgtdtttdttttuttt 00000000 j Table 17 000 2 2q 7d 0000000 00000000U000000Tebe19 0000 EEE ERE RE EBE BE B SEBE B B BE E EEE BE BE HEBE HEHE BES N H Il lI Table 191 0 0 0 computed radiography 0 CRI Li L Li Li Ii Il l1 Ii li Il i I1 lI I1 Li Ii i ji l digital radiography DRO CRO Ii GO I Bang HI jj J Li ji i li ji li li IT i ji i li i i II II II I1 5110000000270000000200000 000000000000 400 100000 2 21 7te 0000000000 00000000000000700000000 0000500500000000000000 20000 0000040 2 21 91 00000000 XII j I1 1I IIIIII i JI i jj j j j j j Ji jj 000000 QAL QCH i Li i Ii Ii li Ii 1 li Ii l1 Hi Ii 00000000 JIS0000000000000 EEE ER ERE EBE BE B HEB BE B BE SEBE BE BE HEBE HEHE BE B N 1086 Table 10 Magnification factor and focal spot size used for magnification radiography Thenumericad vdueis a number of facilities Thenumericad valueis a number of X ray tubes
20. ucky s device 4 Radioscopy Tomography 13 Urinary organs Tomography 7 Upright position Supine position Bucky s device etc Radioscopy General 15 Urinary organs General 5 Others 4 Table 18 Usage and number of digital equipment units DSA device The number DR device The number CR device The number Gastrointestinal i xaminaton 16 Chest radiography 6 Chest radiography 74 General angiography 102 Bone radiography 5 Bone radiography 73 Cine angiography 90 Gastrointestinal 58 Tomography 50 examination Portable 69 Others 11 Others 22 radiography Total 257 Total 108 Total 285 DSA digita subtraction radiography DR digital radiography CR computed radiography Table 19 Numbers and kinds of laser imagers connected with digital equip ment DSA device DR device CR device Using combinedly Wet type 93 42 120 37 Dry type 50 22 66 19 Total 159 65 205 61 DSA digital subtraction radiography DR digital radiography CR computed radi ography 2002 8 1088 Table 20 Possession of measurement appliances O The numerical value is a number of facilities Desitometer 123 The aluminum stairs 123 108 108 Avometer Dosemeter PMMA 105 Test chart 103 Development 82 thermometer Sensitometer 78 Fluorescence meter 60 Non invasive type 56 measurement device Oscilloscope
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