• Title/Summary/Keyword: 방사선안전

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Study on the Role and Adoption of Medical Laser Safety Officer (MLSO) (의료레이저안전관리자의 역할과 국내 적용 방안 연구)

  • Heo, Jin-Wook;Park, Hyung-Jae;Lee, Young-Woo;Chon, Kwon-Soo;Cho, Woon-Kap;Kim, Yong-Min
    • Journal of the Korean Society of Radiology
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    • v.6 no.2
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    • pp.115-120
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    • 2012
  • According to the development of laser technology, applications of laser in medical area, and the resulting risks are increasing. To ensure the safe use of laser, it is necessary to assign a person who has the knowledge of laser safety as MLSO(medical laser safety officer). In many countries, the system of laser safety officer management is operating. MLSO has the responsibilities and duties of the operation of the laser safety program, training, and education. In this study, we analyzed the adoption of MLSO through the investigation of the MLSO management status in United States.

The Relationship between Behavior of Radiographic Safety Control and Job Stress in Dental Hygienist (치과위생사의 방사선안전관리 행위와 직무스트레스와의 관계)

  • Jang, Jong-Hwa;Hwang, Su-Lyun;Jung, Hong-ryang
    • Journal of dental hygiene science
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    • v.10 no.4
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    • pp.265-271
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    • 2010
  • This study was to investigate the level of knowledge, recognition, behavior of radiographic safety control and job stress in dental hygienists and to determine the relationship among variables. The subjects were 256(56.9%), who were worked in dental hospital and clinic with mean age of $29.59{\pm}7.30$. Data was collected using a self administrated questionnaire from April 4 to May 15, 2010. Behavior of radiographic safety control was measured using the 15-items and job stress was measured using the 5-items with 5-point likert scale. The data were analyzed with t-test, one-way ANOVA and pearson correlation coefficient using the SPSS WIN 17.0 program. Regarding job stress, the subjects was a mean of 2.63 out of a maximum 5 points. The level of knowledge, recognition, behavior of radiographic safety control a mean of 3.11, 4.08 and 3.43 out of a maximum 5 points. Recognition and behavior of radiographic safety control was negative related job stress in this study. Based on the findings, behavior of radiographic safety control is associated with job stress. These results suggest that various program should be considered for radiation safety control of dental hygienists.

Luminescence Analysis of Cookie Mixed with Gamma-irradiated Mineral Depending on Its Processing Methods and Sonication Time (감마선 조사된 무기질 함유 쿠키의 제조 방법 및 초음파 처리 시간에 따른 Luminescence 분석 특성)

  • Kim, Byeong-Keun;Kim, Cheong-Tae;Lee, Jin-Won;Lee, Kwang-Hyun;Kim, Jae-Kyung;Song, Beom-Seok;Kim, Jae-Hun;Le, Ju-Woon;Kwon, Joong-Ho
    • Journal of Radiation Industry
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    • v.7 no.1
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    • pp.1-5
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    • 2013
  • Photostimulated luminescence (PSL) and thermoluminescence (TL) analyses were applied to identify the cookie molds mixed with 2 mg of 10 kGy-irradiated minerals according to cookie processing methods and sonication time (0~60 min) for mineral separation. PSL analysis showed that photon counts of cookies, dried or baked, ranged intermediate levels between the lower and upper threshold (700~5,000 counts/60 s), thereby showing its unsuitablility for screening of irradiated cookie. The TL glow curve intensities, measured according to mineral separation time (5, 10, 20, 40 and 60 mins) from the cookies using a sonicator, were high enough to identify irradiation status and significantly increased with the time in dried cookies. Those of baked cookies, however, were relatively low and not linearly increased with the time, but still possible to identify them (p<0.05).

A Study on the Status and Improvement Direction of Radiographic Imaging Examination Assessment in Korea Medical Institutions (한국 의료기관의 방사선 영상검사 평가 현황 및 과제)

  • Young-Kwon Cho
    • Journal of the Korean Society of Radiology
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    • v.17 no.4
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    • pp.565-572
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    • 2023
  • This study was conducted to analyze the status radiological imaging examinations assessment in Korea medical institutions conducted in the public sector and suggest a direction for improvement. Among the assessment of medical institutions, the main assessment related to radiographic imaging examinations are the certification evaluation of medical institutions and the adequacy assessment of radiographic imaging examinations. The certification evaluation of medical institutions evaluates the image inspection operation process, provision of accurate results, and compliance with safety management procedures. In the assessment of adequacy of radiographic imaging examinations, structural indicators related to manpower and equipment, patient evaluation implementation rate, and exposure reduction programs were included. However, for safer and higher-quality radiological imaging examinations, it is necessary to increase the participation rate of medical institutions in certification evaluations. In addition, it is necessary to improve the manpower indicator, and incentive payments can be considered to induce quality improvement of medical institutions in the future. Integrated management of radiation exposure at the national level should also be carried out simultaneously.