- Quality Correction for Ir-192 Gamma Rays in Air Kerma Strength Dosimetry Using Cylindrical Ionization Chambers
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Jeong DH, Kim JK, Kim KH, Oh YK, Kim SK, Lee KK, Moon SR
- KMID: 1467610
- Korean J Med Phys.
- 2009 Mar;20(1):30-36.
The quality correction in the air kerma dosimetry for Ir-192 using farmer type ionization chambers calibrated by Co-60 quality is required. In this study we determined quality factor (kappa u)... -
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- A Study of Radiation Exposure in Proton Therapy Facility
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Lee SH, Shin D, Yoon M, Shin J, Rah JE, Kwak J, Park SY, Shin KH, Lee DH, Ahn SH, Kim DY, Cho KH, Lee SB
- KMID: 1467611
- Korean J Med Phys.
- 2009 Mar;20(1):37-42.
Proton therapy facility, which is recently installed at National Cancer Center in Korea, generally produces a large amount of radiation near cyclotron due to the secondary particles and radioisotopes caused... -
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- Commissioning of a micro-MLC (mMLC) for Stereotactic Radiosurgery
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Jeong DH, Shin KC, Kim JK, Kim SK, Moon SR, Lee KK
- KMID: 1467612
- Korean J Med Phys.
- 2009 Mar;20(1):43-50.
The 4 bank mico-MLC (mMLC; Acculeaf, Direx, Isral) has been commissioned for clinical use of linac based stereotactic radiosurgery. The geometrical parameters to control the leaves were determined and comparisons... -
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- Analysis of Dose Distribution on Critical Organs for Radiosurgery with CyberKnife Real-Time Tumor Tracking System
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Huh HD, Choi SH, Kim WC, Kim HJ, Kim SH, Ji YH, Kim KB, Lee SH, Choi J, Lee R, Shin DO
- KMID: 1467608
- Korean J Med Phys.
- 2009 Mar;20(1):14-20.
We measured the dose distribution for spinal cord and tumor using Gafchromic film, applying 3D and 4D-Treatment Planning for lung tumor within the phantom. A measured dose distribution was compared... -
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- Dose Comparison of Treatment Plans Using Different Ir-192 Sources and Treatment Planning Systems for Intracavitary HDR Brachytherapy
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Park DW, Kim YS, Park SH, Choi EK, Kim JH, Lee SW, Song SY, Ahn SD, Noh YJ
- KMID: 1467606
- Korean J Med Phys.
- 2009 Mar;20(1):1-6.
For HDR intracavitary brachytherapy with ovoids and a tandem, we compared the dose discrepancy of treatment plans using two different Ir-192 sources (microSelectron, Varian) and generated on two different treatment... -
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- Chamber to Chamber Variations of a Cylindrical Ionization Chamber for the Calibration of an (192)Ir Brachytherapy Source Based on an Absorbed Dose to Water Standards
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Kim SH, Huh H, Choi SH, Kim CH, Min CH, Shin DO, Choi J
- KMID: 1467607
- Korean J Med Phys.
- 2009 Mar;20(1):7-13.
This work is for the preliminary study for the calibration of an (192)Ir brachytherapy source based on an absorbed dose to water standards. In order to calibrate brachytherapy sources based... -
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- Standardization of the Method of Measuring Average Glandular Dose (AGD) and Evaluation of the Breast Composition and Thickness for AGD
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Park HS, Kim HJ, Lee CL, Cho HM, Yu AR
- KMID: 1467609
- Korean J Med Phys.
- 2009 Mar;20(1):21-29.
Breast cancer is the most common form of cancer among korean woman. Therefore, the early detection activities of breast cancer such as breast self-examinations, clinical breast examinations, mammography are important.... -
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