Portal Imaging Introduction (Portal Vision)

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Television-Roentgen Systems • 200 kVp; Jubilee Clinic, Göteborg (1958) x-ray tube • 2 MeV; NIH (1958) Van de Graaff generator • 30 MeV; Jubilee Clinic, Göteborg (1962) betatron • 5 MeV; Jubilee Clinic, Göteborg (1967) linear accelerator VARIAN medical systems Page 10
• 200 kVp X-rays Strandquist, et. al., Brit.J.Radiol. 31:513-514 (1958) VARIAN medical systems Page 11
Page 1 and 2: • Portal Imaging Introduction (Po
Page 3 and 4: Agenda • What is Portal Imaging?
Page 5 and 6: Glossary • EPID - electronic port
Page 7 and 8: Patient Set-up Errors VARIAN medica
Page 9: • A Brief History of … Portal
Page 13 and 14: “Modern” Electronic Portal Imag
Page 15 and 16: “Really Modern” Electronic Port
Page 17 and 18: a-Si Sensor VARIAN medical systems
Page 19 and 20: Clinical Images VARIAN medical syst
Page 21 and 22: Why Use Electronic Imaging? • Imp
Page 23 and 24: • More Convenient Image Distribut
Page 25 and 26: Portal Imaging Applications • Pla
Page 27 and 28: Image Registration X= 0.2; y= 0.0 V
Page 29 and 30: Image Registration X= 0.4; y= 0.6 V
Page 31 and 32: Off-Line Correction Random Errors S
Page 33 and 34: Off-Line Correction VARIAN medical
Page 35 and 36: On-Line Correction VARIAN medical s
Page 41 and 42: EPID versus Film • No lifting/car

Portal Imaging Introduction (Portal Vision)

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