CA1129563A - Radiation imaging system - Google Patents
Radiation imaging systemInfo
- Publication number
- CA1129563A CA1129563A CA317,883A CA317883A CA1129563A CA 1129563 A CA1129563 A CA 1129563A CA 317883 A CA317883 A CA 317883A CA 1129563 A CA1129563 A CA 1129563A
- Authority
- CA
- Canada
- Prior art keywords
- coordinates
- spatial coordinates
- events
- radiation
- transducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 70
- 238000003384 imaging method Methods 0.000 title claims description 8
- 238000012937 correction Methods 0.000 claims abstract description 36
- 230000005251 gamma ray Effects 0.000 claims abstract description 5
- 239000011159 matrix material Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 21
- 239000013078 crystal Substances 0.000 claims description 11
- 238000003491 array Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 claims 17
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 7
- 238000013519 translation Methods 0.000 description 19
- 230000014616 translation Effects 0.000 description 19
- 238000013459 approach Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 238000013507 mapping Methods 0.000 description 3
- 230000036770 blood supply Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009206 nuclear medicine Methods 0.000 description 2
- 101150105088 Dele1 gene Proteins 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004217 heart function Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012804 iterative process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000005658 nuclear physics Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
- G01T1/164—Scintigraphy
- G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
- G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
-
- 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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
- A61B6/584—Calibration using calibration phantoms determining position of components of the apparatus or device using images of the phantom
-
- 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
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
-
- 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
- Y10S128/00—Surgery
- Y10S128/92—Computer assisted medical diagnostics
- Y10S128/922—Computer assisted medical diagnostics including image analysis
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine (AREA)
- Measurement Of Radiation (AREA)
- Image Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000390288A CA1137233A (en) | 1977-12-21 | 1981-11-17 | Radiation signal processing system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/862,889 US4212061A (en) | 1977-12-21 | 1977-12-21 | Radiation signal processing system |
| US862,889 | 1977-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1129563A true CA1129563A (en) | 1982-08-10 |
Family
ID=25339651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA317,883A Expired CA1129563A (en) | 1977-12-21 | 1978-12-13 | Radiation imaging system |
Country Status (7)
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4817038A (en) * | 1977-12-21 | 1989-03-28 | Siemens Gammasonics, Inc. | Radiation signal processing system |
| US4281382A (en) * | 1977-12-21 | 1981-07-28 | Medtronic, Inc. | Radiation signal processing system |
| US4211075A (en) * | 1978-10-19 | 1980-07-08 | General Motors Corporation | Diesel engine exhaust particulate filter with intake throttling incineration control |
| US4298944A (en) * | 1979-06-22 | 1981-11-03 | Siemens Gammasonics, Inc. | Distortion correction method and apparatus for scintillation cameras |
| US4323977A (en) * | 1979-11-20 | 1982-04-06 | Siemens Gammasonics, Inc. | Non-uniformity energy correction method and apparatus |
| US4316257A (en) * | 1979-11-20 | 1982-02-16 | Siemens Gammasonics, Inc. | Dynamic modification of spatial distortion correction capabilities of scintillation camera |
| US4386404A (en) * | 1979-12-03 | 1983-05-31 | Medtronic, Inc. | Radiation signal processing system |
| JPS56109649A (en) * | 1980-02-05 | 1981-08-31 | Matsushita Electric Ind Co Ltd | Ultrasonic diagnosing device |
| FR2479990A1 (fr) * | 1980-04-04 | 1981-10-09 | Labo Electronique Physique | Dispositif electronique de correction des defauts de linearite d'une camera de gammagraphie de type anger |
| DE3177302T2 (de) * | 1980-04-11 | 1994-01-27 | Ampex | Interpolationsfilter für Bildveränderungssystem. |
| US4631750A (en) * | 1980-04-11 | 1986-12-23 | Ampex Corporation | Method and system for spacially transforming images |
| US4588897A (en) * | 1980-06-19 | 1986-05-13 | Elscint, Ltd. | Gamma camera correction system and method for using the same |
| US4419577A (en) * | 1981-02-17 | 1983-12-06 | Siemens Gammasonics, Inc. | Test pattern device for radiation detector and method of manufacture |
| US4546255A (en) * | 1982-04-12 | 1985-10-08 | Medtronic, Inc. | Energy window selection for a radiation signal processing system |
| JPS59141083A (ja) * | 1983-01-31 | 1984-08-13 | Shimadzu Corp | 放射線結像装置 |
| JPS6145737A (ja) * | 1984-08-08 | 1986-03-05 | 株式会社東芝 | Ｘ線検査装置 |
| JPS61110078A (ja) * | 1984-11-02 | 1986-05-28 | Toshiba Corp | 核医学デ−タ処理装置 |
| US4808826A (en) * | 1986-04-08 | 1989-02-28 | Technicare Corporation | Smooth dot density spatial distortion correction in photon imaging devices |
| JPS6312985A (ja) * | 1986-07-03 | 1988-01-20 | Toshiba Corp | 放射線エネルギ−弁別回路 |
| JP2504045B2 (ja) * | 1987-03-31 | 1996-06-05 | 株式会社島津製作所 | リング型ｅｃｔ装置 |
| FR2615960B1 (fr) * | 1987-05-27 | 1991-09-06 | Commissariat Energie Atomique | Dispositif de localisation d'un rayonnement nucleaire, et dispositif de formation d'image de rayonnement incluant un tel dispositif de localisation |
| FR2615979B1 (fr) * | 1987-05-27 | 1992-09-18 | Commissariat Energie Atomique | Procede de correction de distorsion geometrique d'une image, notamment une image produite par une gamma camera |
| EP0387800A3 (en) * | 1989-03-16 | 1991-07-24 | Kabushiki Kaisha Toshiba | Gamma camera device |
| US5227968A (en) * | 1989-03-30 | 1993-07-13 | Kabushiki Kaisha Toshiba | Method for eliminating scattered γ-rays and reconstructing image, and gamma camera apparatus |
| FR2650397B1 (fr) * | 1989-07-28 | 1991-10-04 | Informatek Ste Nle | Dispositif a scintillation utilisable pour mesurer l'attenuation par tomographie de transmission |
| US5171998A (en) * | 1990-06-14 | 1992-12-15 | Engdahl John C | Gamma ray imaging detector |
| US5354991A (en) * | 1993-03-01 | 1994-10-11 | The United States Of America As Represented By The Unites States Department Of Energy | Apparatus and method for detecting full-capture radiation events |
| FR2705465B1 (fr) * | 1993-05-18 | 1995-07-07 | Inst Nat Sante Rech Med | Procédé de décomposition d'images scintigraphiques en composantes d'absorption totale et diffusées. |
| US5576547A (en) * | 1993-07-27 | 1996-11-19 | Park Medical Systems Inc. | Position calculation and energy correction in the digital scintillation camera |
| US5500886A (en) * | 1994-04-06 | 1996-03-19 | Thermospectra | X-ray position measuring and calibration device |
| US6642499B1 (en) | 1999-07-19 | 2003-11-04 | The University Of Rochester | System for photometric calibration of optoelectronic imaging devices especially streak cameras |
| US6664542B2 (en) * | 2001-12-20 | 2003-12-16 | Koninklijke Philips Electronics N.V. | Gamma camera error correction using multiple point sources |
| AU2002331266A1 (en) * | 2002-07-17 | 2004-02-02 | European Organisation For Nuclear Research - Cern | Gamma ray detector for positron emission tomography (pet) and single photon emmission computed tomography (spect) |
| US8294110B2 (en) * | 2011-03-11 | 2012-10-23 | Kabushiki Kaisha Toshiba | Method for improved correction of SiPM non-linearity in multiplexed radiation detectors |
| JPWO2020040208A1 (ja) * | 2018-08-23 | 2021-08-10 | ニプロ株式会社 | 細胞外液量算出装置及び細胞外液量算出方法 |
| CN109521457B (zh) * | 2018-09-25 | 2022-10-21 | 中国辐射防护研究院 | 一种基于信息准则的γ辐射源项划分方法及系统 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3732419A (en) * | 1970-10-12 | 1973-05-08 | Nuclear Chicago Corp | Scintillation camera with improved resolution |
| US3745945A (en) * | 1971-06-23 | 1973-07-17 | J Wilson | Garden seeder |
| US3732420A (en) * | 1971-06-25 | 1973-05-08 | Picker Corp | Automatic calibration system for a scintillation device |
| US3745345A (en) * | 1971-11-09 | 1973-07-10 | Nuclear Chicago Corp | Radiation imaging device |
| SE361948B (US20030186963A1-20031002-C00026.png) * | 1971-11-23 | 1973-11-19 | G Larsson | |
| US3882304A (en) * | 1973-05-04 | 1975-05-06 | Allen Bradley Co | Parametric interpolation of three-dimensional surfaces |
| US3993908A (en) * | 1973-06-22 | 1976-11-23 | Ervin Kaplan | System for whole body imaging and count profiling with a scintillation camera |
| NL7411817A (nl) * | 1973-09-07 | 1975-03-11 | Elscint Ltd | Scintillatiecamera. |
| US4060730A (en) * | 1973-09-07 | 1977-11-29 | Elscint, Ltd. | Scintillation camera for establishing the coordinates of a radiation stimuli produced by a radiation field |
| US3919556A (en) * | 1974-05-15 | 1975-11-11 | Gen Electric | Gamma camera |
| US4066903A (en) * | 1974-07-20 | 1978-01-03 | Emi Limited | Radiology |
| IL48111A (en) * | 1975-09-17 | 1979-01-31 | Elscint Ltd | Scintillation camera with energy window correction |
| US4055765A (en) * | 1976-04-27 | 1977-10-25 | The Ohio State University | Gamma camera system with composite solid state detector |
| GB1575325A (en) * | 1976-05-07 | 1980-09-17 | Ohio Nuclear | Radiation sensing devices and processes for correcting nonuniformity of radiation cameras |
| US4093857A (en) * | 1976-12-20 | 1978-06-06 | Raytheon Company | Radiographic normalizing system |
-
1977
- 1977-12-21 US US05/862,889 patent/US4212061A/en not_active Expired - Lifetime
-
1978
- 1978-12-13 CA CA317,883A patent/CA1129563A/en not_active Expired
- 1978-12-19 FR FR7835677A patent/FR2412856A1/fr active Granted
- 1978-12-19 EP EP78101759A patent/EP0002540B1/en not_active Expired
- 1978-12-20 GB GB7849331A patent/GB2012518B/en not_active Expired
- 1978-12-20 DE DE19782858269 patent/DE2858269A1/de active Pending
- 1978-12-20 DE DE19782855159 patent/DE2855159A1/de not_active Ceased
- 1978-12-20 DE DE19782858268 patent/DE2858268A1/de active Pending
- 1978-12-20 JP JP15813978A patent/JPS5492386A/ja active Granted
-
1983
- 1983-07-20 JP JP58133544A patent/JPS5942470A/ja active Granted
- 1983-07-20 JP JP58133545A patent/JPS5942471A/ja active Granted
-
1992
- 1992-02-27 JP JP4076057A patent/JP2784372B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5492386A (en) | 1979-07-21 |
| JP2784372B2 (ja) | 1998-08-06 |
| JPH033197B2 (US20030186963A1-20031002-C00026.png) | 1991-01-17 |
| DE2858268A1 (US20030186963A1-20031002-C00026.png) | 1985-05-15 |
| DE2858269A1 (US20030186963A1-20031002-C00026.png) | 1985-05-09 |
| FR2412856A1 (fr) | 1979-07-20 |
| FR2412856B1 (US20030186963A1-20031002-C00026.png) | 1982-11-12 |
| JPH033195B2 (US20030186963A1-20031002-C00026.png) | 1991-01-17 |
| EP0002540B1 (en) | 1982-12-01 |
| EP0002540A3 (en) | 1979-07-11 |
| GB2012518A (en) | 1979-07-25 |
| JPS5942471A (ja) | 1984-03-09 |
| GB2012518B (en) | 1982-10-06 |
| DE2855159A1 (de) | 1979-06-28 |
| JPS5942470A (ja) | 1984-03-09 |
| EP0002540A2 (en) | 1979-06-27 |
| US4212061A (en) | 1980-07-08 |
| JPH06258441A (ja) | 1994-09-16 |
| JPH033196B2 (US20030186963A1-20031002-C00026.png) | 1991-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |