KR101042567B1 - 컴프턴 카메라 - Google Patents
컴프턴 카메라 Download PDFInfo
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- KR101042567B1 KR101042567B1 KR1020090021780A KR20090021780A KR101042567B1 KR 101042567 B1 KR101042567 B1 KR 101042567B1 KR 1020090021780 A KR1020090021780 A KR 1020090021780A KR 20090021780 A KR20090021780 A KR 20090021780A KR 101042567 B1 KR101042567 B1 KR 101042567B1
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- detector
- pair
- detection
- compton camera
- radiation
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- 230000005855 radiation Effects 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000009206 nuclear medicine Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000877 morphologic effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229940121896 radiopharmaceutical Drugs 0.000 description 1
- 239000012217 radiopharmaceutical Substances 0.000 description 1
- 230000002799 radiopharmaceutical effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
- G03B42/02—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using X-rays
- G03B42/021—Apparatus for direct X-ray cinematography
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S378/00—X-ray or gamma ray systems or devices
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- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Radiation (AREA)
Abstract
Description
Claims (10)
- x축과 나란한 방향으로 배치되며, 서로 이격되어 대향하는 한 쌍의 제1 검출부(11, 12);상기 제1 검출부와 인접하도록 y축과 나란한 방향으로 배치되며, 서로 이격되어 대향하는 한 쌍의 제2 검출부(13, 14); 및상기 한 쌍의 제1 검출부가 취득하는 정보를 제공받는 신호처리부를 포함하며,상기 신호처리부는 상기 한 쌍의 제1 검출부 각각이 취득하는 에너지 정보를 비교하여 검출순서를 결정하는, 컴프턴 카메라.
- 제1항에 있어서,상기 제1 검출부 및 상기 제2 검출부와 인접하도록 z축과 나란한 방향으로 배치되며, 서로 이격되어 대향하는 한 쌍의 제3 검출부(15, 16)를 더 포함하는 컴프턴 카메라.
- 제2항에 있어서,상기 제1 검출부, 상기 제2 검출부 및 상기 제3 검출부는 내측에 정육면체 형상의 공간이 형성되도록 배치되는 컴프턴 카메라.
- 제1항에 있어서,상기 한 쌍의 제1 검출부 사이의 거리는 160mm 이하인 컴프턴 카메라.
- 제1항에 있어서,상기 한 쌍의 제1 검출부는,각각 섬광체, 및 상기 섬광체의 일면에 결합되는 광센서를 포함하는 컴프턴 카메라.
- 제5항에 있어서,상기 섬광체는 LaCl3(Ce)를 포함하는 재질로 이루어지는 컴프턴 카메라.
- 제6항에 있어서,상기 섬광체의 두께는 20mm 내지 30mm인 컴프턴 카메라.
- 제5항에 있어서,상기 광센서는 위치민감형 광전자 증배관인 컴프턴 카메라.
- 삭제
- 제1항에 있어서,입사되는 방사선의 에너지는 1700keV 이하이며,상기 신호처리부는 적은 에너지 정보가 취득된 검출부를 선순위로 결정하는 컴프턴 카메라.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090021780A KR101042567B1 (ko) | 2009-03-13 | 2009-03-13 | 컴프턴 카메라 |
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KR1020090021780A KR101042567B1 (ko) | 2009-03-13 | 2009-03-13 | 컴프턴 카메라 |
Publications (2)
Publication Number | Publication Date |
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KR20100103249A KR20100103249A (ko) | 2010-09-27 |
KR101042567B1 true KR101042567B1 (ko) | 2011-06-20 |
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KR1020090021780A KR101042567B1 (ko) | 2009-03-13 | 2009-03-13 | 컴프턴 카메라 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101948800B1 (ko) * | 2016-11-18 | 2019-02-18 | 고려대학교 산학협력단 | 3차원 산란 방사선 영상장치와 이를 갖는 방사선 의료장비 및 3차원 산란 방사선 영상장치의 배치 방법 |
US20180368786A1 (en) * | 2015-12-17 | 2018-12-27 | Korea University Research And Business Foundation | Three-dimensional scattered radiation imaging apparatus, radiological medical system having the same, and method for arranging three-dimensional scattered radiation imaging apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567944A (en) | 1995-04-28 | 1996-10-22 | University Of Cincinnati | Compton camera for in vivo medical imaging of radiopharmaceuticals |
JP2000075036A (ja) | 1998-09-02 | 2000-03-14 | Hitachi Medical Corp | ガンマカメラ |
KR100641369B1 (ko) * | 2005-12-29 | 2006-11-02 | 한국원자력연구소 | 휴대용 감마 베타 방사선 측정장치 |
US20070228282A1 (en) * | 2006-03-21 | 2007-10-04 | Frezghi Habte | Rectangular detector geometry for positron emission tomography |
-
2009
- 2009-03-13 KR KR1020090021780A patent/KR101042567B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567944A (en) | 1995-04-28 | 1996-10-22 | University Of Cincinnati | Compton camera for in vivo medical imaging of radiopharmaceuticals |
JP2000075036A (ja) | 1998-09-02 | 2000-03-14 | Hitachi Medical Corp | ガンマカメラ |
KR100641369B1 (ko) * | 2005-12-29 | 2006-11-02 | 한국원자력연구소 | 휴대용 감마 베타 방사선 측정장치 |
US20070228282A1 (en) * | 2006-03-21 | 2007-10-04 | Frezghi Habte | Rectangular detector geometry for positron emission tomography |
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KR20100103249A (ko) | 2010-09-27 |
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