CA1160763A - Emission computed tomograph - Google Patents
Emission computed tomographInfo
- Publication number
- CA1160763A CA1160763A CA000366742A CA366742A CA1160763A CA 1160763 A CA1160763 A CA 1160763A CA 000366742 A CA000366742 A CA 000366742A CA 366742 A CA366742 A CA 366742A CA 1160763 A CA1160763 A CA 1160763A
- Authority
- CA
- Canada
- Prior art keywords
- slits
- collimator
- detectors
- ring
- radiation
- 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 claims abstract description 49
- 230000008093 supporting effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 244000228957 Ferula foetida Species 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 210000002320 radius Anatomy 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 101150079877 sreA gene Proteins 0.000 description 1
- 230000009469 supplementation Effects 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
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
- G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
-
- 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/037—Emission tomography
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Physics & Mathematics (AREA)
- Biophysics (AREA)
- General Engineering & Computer Science (AREA)
- Nuclear Medicine (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP54-163317 | 1979-12-14 | ||
| JP16331779A JPS5686400A (en) | 1979-12-14 | 1979-12-14 | Collimater for radial tomogram device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1160763A true CA1160763A (en) | 1984-01-17 |
Family
ID=15771530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000366742A Expired CA1160763A (en) | 1979-12-14 | 1980-12-12 | Emission computed tomograph |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4389569A (en, 2012) |
| EP (1) | EP0030713B1 (en, 2012) |
| JP (1) | JPS5686400A (en, 2012) |
| CA (1) | CA1160763A (en, 2012) |
| DE (1) | DE3068073D1 (en, 2012) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4584478A (en) * | 1983-02-28 | 1986-04-22 | Digital Scintigraphics, Inc. | Radionuclide annular single crystal scintillator camera with rotating collimator |
| US4755680A (en) * | 1984-04-27 | 1988-07-05 | The Curators Of The University Of Missouri | Radiation imaging apparatus and methods |
| US4639599A (en) * | 1984-05-10 | 1987-01-27 | Kabushiki Kaisha Toshiba | Ring type single-photon emission CT imaging apparatus |
| US4659935A (en) * | 1985-02-21 | 1987-04-21 | Siemens Gammasonics, Inc. | Bilateral collimator for rotational camera transaxial SPECT imaging of small body organs |
| US4831261A (en) * | 1986-06-20 | 1989-05-16 | Digital Scintigraphics, Inc. | Compound collimator and tomography camera using same |
| US4859852A (en) * | 1986-06-20 | 1989-08-22 | Digital Scintigraphics, Inc. | Collimator system with improved imaging sensitivity |
| US4782233A (en) * | 1986-06-20 | 1988-11-01 | Digital Scintigraphics, Inc. | Multifield collimator system and method and radionuclide emission tomography camera using same |
| US4748328A (en) * | 1986-07-10 | 1988-05-31 | The University Of Iowa Research Foundation | Single photon emission computed tomograph using focused modular collimators |
| US4849638A (en) * | 1987-03-20 | 1989-07-18 | Siemens Gammasonics, Inc. | Single-focus collimator and scintillation camera system and method for using it |
| US4774410A (en) * | 1987-09-02 | 1988-09-27 | Siemens Gammasonics, Inc. | Asymmetric S.P.E.C.T. collimator which surrounds the patient |
| US4868392A (en) * | 1988-05-05 | 1989-09-19 | Wong Wai Hoi | Method of and apparatus for modulating the counts of a PET camera |
| US5032728A (en) * | 1988-11-09 | 1991-07-16 | The University Of Iowa Research Foundation | Single photon emission computed tomography system |
| US4980552A (en) * | 1989-06-20 | 1990-12-25 | The Regents Of The University Of California | High resolution PET scanner using rotating ring array of enlarged detectors having successively offset collimation apertures |
| US7635847B2 (en) * | 2005-02-11 | 2009-12-22 | The Cleveland Clinic Foundation | Non-invasive scanning device |
| US9339243B2 (en) | 2006-04-14 | 2016-05-17 | William Beaumont Hospital | Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography |
| WO2007120744A2 (en) * | 2006-04-14 | 2007-10-25 | William Beaumont Hospital | Scanning slot cone-beam computed tomography and scanning focus spot cone-beam computed tomography |
| US8983024B2 (en) | 2006-04-14 | 2015-03-17 | William Beaumont Hospital | Tetrahedron beam computed tomography with multiple detectors and/or source arrays |
| EP2026698A4 (en) * | 2006-05-25 | 2016-10-05 | Beaumont Hospital William | REAL-TIME, ONLINE AND OFFLINE TREATMENT DOSE TRACKING AND FEEDBACK PROCESS FOR VOLUMETRIC IMAGE-GUIDED ADAPTIVE RADIATION THERAPY |
| US7470907B2 (en) * | 2006-12-15 | 2008-12-30 | General Electric Company | Cross-slit collimator method and system |
| US7339174B1 (en) | 2007-02-09 | 2008-03-04 | General Electric Company | Combined slit/pinhole collimator method and system |
| US7375338B1 (en) | 2007-03-07 | 2008-05-20 | General Electric Company | Swappable collimators method and system |
| US7569826B2 (en) * | 2007-03-30 | 2009-08-04 | General Electric Company | Adjustable collimators method and system |
| US7723690B2 (en) * | 2007-03-30 | 2010-05-25 | General Electric Company | Adjustable slit collimators method and system |
| US7439514B1 (en) * | 2007-03-30 | 2008-10-21 | General Electric Company | Adjustable pinhole collimators method and system |
| US7671340B2 (en) * | 2007-07-16 | 2010-03-02 | General Electric Company | Adjustable-focal-length collimators method and system |
| US8017915B2 (en) | 2008-03-14 | 2011-09-13 | Reflexion Medical, Inc. | Method and apparatus for emission guided radiation therapy |
| JP2013516278A (ja) | 2010-01-05 | 2013-05-13 | ウィリアム・ボーモント・ホスピタル | 連続治療台回転／移動および同時コーンビーム撮像を用いた強度変調回転放射線治療 |
| US9283403B2 (en) | 2011-03-31 | 2016-03-15 | Reflexion Medical, Inc. | Systems and methods for use in emission guided radiation therapy |
| CN103285528B (zh) * | 2013-05-20 | 2016-02-24 | 清华大学 | 放射治疗设备及具有其的放射治疗系统 |
| EP3308381A4 (en) | 2015-06-10 | 2019-04-17 | RefleXion Medical Inc. | BINARY MULTI-LEAF COLLIMATOR DESIGN WITH HIGH BANDWIDTH |
| WO2017156316A1 (en) | 2016-03-09 | 2017-09-14 | Reflexion Medical, Inc. | Fluence map generation methods for radiotherapy |
| US10695586B2 (en) | 2016-11-15 | 2020-06-30 | Reflexion Medical, Inc. | System for emission-guided high-energy photon delivery |
| EP4464251A3 (en) | 2016-11-15 | 2025-02-19 | RefleXion Medical, Inc. | Radiation therapy patient platform |
| WO2018093849A1 (en) | 2016-11-15 | 2018-05-24 | Reflexion Medical, Inc. | Methods for radiation delivery in emission-guided radiotherapy |
| WO2018183748A1 (en) | 2017-03-30 | 2018-10-04 | Reflexion Medical, Inc. | Radiation therapy systems and methods with tumor tracking |
| EP4342521A3 (en) | 2017-07-11 | 2024-05-08 | RefleXion Medical Inc. | Methods for pet detector afterglow management |
| EP4592713A2 (en) | 2017-08-09 | 2025-07-30 | RefleXion Medical, Inc. | Systems and methods for fault detection in emission-guided radiotherapy |
| WO2019099551A1 (en) | 2017-11-14 | 2019-05-23 | Reflexion Medical, Inc. | Systems and methods for patient monitoring for radiotherapy |
| JP6783820B2 (ja) | 2018-05-17 | 2020-11-11 | 本田技研工業株式会社 | 振動体ユニット |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970853A (en) * | 1975-06-10 | 1976-07-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Transverse section radionuclide scanning system |
| DE2547981A1 (de) * | 1975-10-27 | 1977-04-28 | Heribert Dipl Phys Dr Rer Luig | Nuklearmedizinisches diagnosegeraet zum ermitteln des verteilungsmusters eines radioaktiven strahlers |
| GB1580895A (en) * | 1976-06-26 | 1980-12-10 | Emi Ltd | Radiography |
| US4197460A (en) * | 1977-02-11 | 1980-04-08 | The United States Of America As Represented By The United States Department Of Energy | Multi-angle nuclear imaging apparatus and method |
| JPS614856Y2 (en, 2012) * | 1979-01-23 | 1986-02-14 | ||
| JPS5599087A (en) * | 1979-01-23 | 1980-07-28 | Shimadzu Corp | Emission type tomography |
-
1979
- 1979-12-14 JP JP16331779A patent/JPS5686400A/ja active Granted
-
1980
- 1980-12-10 DE DE8080107795T patent/DE3068073D1/de not_active Expired
- 1980-12-10 EP EP80107795A patent/EP0030713B1/en not_active Expired
- 1980-12-10 US US06/214,987 patent/US4389569A/en not_active Expired - Lifetime
- 1980-12-12 CA CA000366742A patent/CA1160763A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0030713B1 (en) | 1984-05-30 |
| JPS6315558B2 (en, 2012) | 1988-04-05 |
| EP0030713A1 (en) | 1981-06-24 |
| DE3068073D1 (en) | 1984-07-05 |
| US4389569A (en) | 1983-06-21 |
| JPS5686400A (en) | 1981-07-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |