의료영상장치의 전자파 안전에 대한연구 (A Study on the Safety of Electromagnetic Wave of Medical Imaging System)

서지정보

· 발행기관 : 대한안전경영과학회
· 수록지 정보 : 대한안전경영과학회지 / 12권 / 4호 / 67 ~ 72페이지
· 저자명 : 선종률, 이원정, 임재동

초록

This study was done to provide basic data on the safety of professionals in medical imaging system by measuring the electromagnetic waves generated in the medical imaging system being used in medical organization. The studied medical imaging systems were general X-ray system, computed tomography(CT), ultrasonographic(USG) system, magnetic resonance imaging(MRI), PET-CT and fluoroscopic(R/F) system, and through these devices, electric field and magnetic field were measured and analyzed. As a result of the analysis, the measured values classified by the medical organizations were not much significant, but in the measurement by the medical imaging systems, there were high hazard elements in the sequential order of electric field PET-CT(17.7±22.9)v/m, CT(10.3±8.7)v/m, general X-ray system(8.8±8.8)v/m, magnetic field general X-ray system(5.06±8.26)mG, CT(2.71±4.53)mG and PET-CT(0.74±0.34)mG, the systems that adopted X-ray as main ray source, and the more aged the medical imaging systems, the greater the effects of electro-magnetic waves(10.6±15.93v/m for 5 years or more, 6.14±5.60v/m for 5 years or less). The effects of electromagnetic waves on medical imaging systems or facilities were not much when the notification of ministry of knowledge economy is considered, but in the overall perspective considering all the equipments and facility of the medical organization, such effects were significant. It is determined that sustainable safety managements of electric field and magnetic field must be done during process from medical imaging system installation to maintenance to rule out such factors.

영어초록

This study was done to provide basic data on the safety of professionals in medical imaging system by measuring the electromagnetic waves generated in the medical imaging system being used in medical organization. The studied medical imaging systems were general X-ray system, computed tomography(CT), ultrasonographic(USG) system, magnetic resonance imaging(MRI), PET-CT and fluoroscopic(R/F) system, and through these devices, electric field and magnetic field were measured and analyzed. As a result of the analysis, the measured values classified by the medical organizations were not much significant, but in the measurement by the medical imaging systems, there were high hazard elements in the sequential order of electric field PET-CT(17.7±22.9)v/m, CT(10.3±8.7)v/m, general X-ray system(8.8±8.8)v/m, magnetic field general X-ray system(5.06±8.26)mG, CT(2.71±4.53)mG and PET-CT(0.74±0.34)mG, the systems that adopted X-ray as main ray source, and the more aged the medical imaging systems, the greater the effects of electro-magnetic waves(10.6±15.93v/m for 5 years or more, 6.14±5.60v/m for 5 years or less). The effects of electromagnetic waves on medical imaging systems or facilities were not much when the notification of ministry of knowledge economy is considered, but in the overall perspective considering all the equipments and facility of the medical organization, such effects were significant. It is determined that sustainable safety managements of electric field and magnetic field must be done during process from medical imaging system installation to maintenance to rule out such factors.

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