• Title/Summary/Keyword: Dose-Reduction-Ffiber (DRF)

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Effects of Dose Reduction Fiber Shielding Cloth on Scattering Rays in Off-target Site during Angiography (선량저감섬유(Dose Reduction Fiber) 차폐포의 혈관조영술(Angiography) 시술 시 비 시술 부위의 산란선 차폐 효과)

  • Kim, Yong-Jin;Han, Sang-Wook
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.21 no.1
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    • pp.393-400
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    • 2020
  • Unlike conventional radiographic examinations, angiointerventional procedures have a high risk of radiation exposure to patients or operators due to prolonged radiation exposure time. This study was undertaken to examine effects of reducing the radiation risk by applying dose reduction fiber (DRF) shielding cloth during angiography. To investigate the properties of DRF shielding cloth, we measured the scattered radiation below and above a human phantom using a glass dosimeter, at site distances 10 cm away from the irradiated field. The results obtained reveal a 15 ~ 31% reduction of scattered radiation in the irradiation field, and 53 ~ 70% reduced radiation measured after phantom transmission. Taken together, our data indicate that application of DRF shielding cloth for radiation reduction at non-procedural sites during interventional procedure results in reduction of scattered doses to patients and operators, without affecting the medical examinations. We propose the use of DRF shielding during angiointerventional procedures, in order to reduce the risk of radiation exposure of patients and operators.