JP2617186B2 - スリットｘ線撮影装置 - Google Patents
スリットｘ線撮影装置Info
- Publication number
- JP2617186B2 JP2617186B2 JP62159512A JP15951287A JP2617186B2 JP 2617186 B2 JP2617186 B2 JP 2617186B2 JP 62159512 A JP62159512 A JP 62159512A JP 15951287 A JP15951287 A JP 15951287A JP 2617186 B2 JP2617186 B2 JP 2617186B2
- Authority
- JP
- Japan
- Prior art keywords
- slit
- ray
- rays
- imaging apparatus
- time interval
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 25
- 238000003384 imaging method Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000002601 radiography Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000013016 damping Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 210000002105 tongue Anatomy 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000737 periodic effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 1
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- 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
- A61B6/06—Diaphragms
-
- 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
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
-
- 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
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
- G21K1/043—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers changing time structure of beams by mechanical means, e.g. choppers, spinning filter wheels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
- Radiography Using Non-Light Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8601678 | 1986-06-26 | ||
| NL8601678A NL8601678A (nl) | 1986-06-26 | 1986-06-26 | Werkwijze en inrichting voor spleetradiografie. |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8218867A Division JP2944937B2 (ja) | 1986-06-26 | 1996-08-20 | スリットｘ線装置の運転方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6335234A JPS6335234A (ja) | 1988-02-15 |
| JP2617186B2 true JP2617186B2 (ja) | 1997-06-04 |
Family
ID=19848235
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62159512A Expired - Lifetime JP2617186B2 (ja) | 1986-06-26 | 1987-06-26 | スリットｘ線撮影装置 |
| JP8218867A Expired - Lifetime JP2944937B2 (ja) | 1986-06-26 | 1996-08-20 | スリットｘ線装置の運転方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8218867A Expired - Lifetime JP2944937B2 (ja) | 1986-06-26 | 1996-08-20 | スリットｘ線装置の運転方法 |
Country Status (8)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8601678A (nl) * | 1986-06-26 | 1988-01-18 | Optische Ind De Oude Delft Nv | Werkwijze en inrichting voor spleetradiografie. |
| NL8701820A (nl) * | 1987-08-03 | 1989-03-01 | Optische Ind De Oude Delft Nv | Inrichting voor spleetradiografie. |
| US4947416A (en) * | 1988-10-21 | 1990-08-07 | General Electric Company | Scanning equalization radiography with stationary equalization detector |
| NL8900553A (nl) * | 1989-03-07 | 1990-10-01 | Optische Ind De Oude Delft Nv | Werkwijze en inrichting voor spleetradiografie. |
| JP2741236B2 (ja) * | 1989-03-14 | 1998-04-15 | コニカ株式会社 | 放射線撮影装置の露出補償装置 |
| US5040202A (en) * | 1989-06-05 | 1991-08-13 | General Electric | Method and apparatus for reducing x-ray grid images |
| US5285488A (en) * | 1989-09-21 | 1994-02-08 | Canon Kabushiki Kaisha | Exposure apparatus |
| NL9000250A (nl) * | 1990-02-01 | 1991-09-02 | Optische Ind De Oude Delft Nv | Inrichting voor spleetradiografie. |
| NL9100182A (nl) * | 1991-02-01 | 1992-09-01 | Optische Ind De Oude Delft Nv | Werkwijze en inrichting voor spleetradiografie. |
| US5195121A (en) * | 1992-01-22 | 1993-03-16 | B.C. Medical Ltd. | X-ray beam modulator |
| US5661773A (en) * | 1992-03-19 | 1997-08-26 | Wisconsin Alumni Research Foundation | Interface for radiation therapy machine |
| US5351280A (en) * | 1992-03-19 | 1994-09-27 | Wisconsin Alumni Research Foundation | Multi-leaf radiation attenuator for radiation therapy |
| GB2298556A (en) * | 1995-03-01 | 1996-09-04 | St George's Healthcare Nhs Trust | X-ray beam attenuator |
| JP3942142B2 (ja) * | 2000-12-15 | 2007-07-11 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 放射線断層撮影装置およびその方法 |
| WO2002082065A2 (en) * | 2001-04-03 | 2002-10-17 | Koninklijke Philips Electronics N.V. | Computed tomography apparatus |
| FI110478B (fi) * | 2001-05-29 | 2003-02-14 | Planmeca Oy | Menetelmä ja laitteisto sädekeilan rajaamiseksi |
| DE10205949B4 (de) | 2002-02-12 | 2013-04-25 | Gsi Helmholtzzentrum Für Schwerionenforschung Gmbh | Verfahren und Vorrichtung zum Steuern einer nach dem Rasterscanverfahren arbeitenden Bestrahlungseinrichtung für schwere Ionen oder Protonen mit Strahlextraktion |
| DE10211492B4 (de) | 2002-03-15 | 2008-05-15 | Siemens Ag | Lamelle,Lamellenkollimator, Vorrichtung zur Strahlenbegrenzung und Bestrahlungsgerät |
| DE10348796B4 (de) | 2003-10-21 | 2007-09-27 | Siemens Ag | Vorrichtung zur räumlichen Modulation eines Röntgenstrahlbündels und Röntgenbildsystem |
| US7200201B2 (en) * | 2004-11-16 | 2007-04-03 | General Electric Company | Flat panel detector based slot scanning configuration |
| CN103284734B (zh) * | 2012-03-05 | 2015-07-22 | 上海联影医疗科技有限公司 | 一种校正辐射成像中散射影响的方法及装置 |
| WO2015067461A1 (en) * | 2013-11-05 | 2015-05-14 | Koninklijke Philips N.V. | X-ray imaging device with fast spatial modulation of photon flux |
| DE102016221205B4 (de) | 2016-10-27 | 2018-07-26 | Siemens Healthcare Gmbh | Verfahren zur Erzeugung von Röntgenbildern und Röntgensystem |
| DE102018222105A1 (de) * | 2018-10-11 | 2020-04-16 | Redlen Technologies, Inc. | Röntgenstrahlpulsen beim sensorbetrieb für an wendungen von bildgebungssystemen in der hochfluss-photonen zählenden computertomographie (ct) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE293239C (US20090163788A1-20090625-C00002.png) * | ||||
| US4029963A (en) * | 1976-07-30 | 1977-06-14 | The Board Of Trustees Of Leland Stanford Junior University | X-ray spectral decomposition imaging system |
| US4342914A (en) * | 1980-09-29 | 1982-08-03 | American Science And Engineering, Inc. | Flying spot scanner having arbitrarily shaped field size |
| US4399550A (en) * | 1981-02-27 | 1983-08-16 | General Electric Company | Spinning filter for X-ray apparatus |
| JPS5895726A (ja) * | 1981-12-03 | 1983-06-07 | Canon Inc | Ｘ線像形成装置 |
| NL8400845A (nl) * | 1984-03-16 | 1985-10-16 | Optische Ind De Oude Delft Nv | Inrichting voor spleetradiografie. |
| NL8401411A (nl) * | 1984-05-03 | 1985-12-02 | Optische Ind De Oude Delft Nv | Inrichting voor spleetradiografie. |
| US4679221A (en) * | 1985-08-08 | 1987-07-07 | Kabushiki Kaisha Toshiba | CT X-ray collimator including a reinforced collimator blade assembly |
| NL8601678A (nl) * | 1986-06-26 | 1988-01-18 | Optische Ind De Oude Delft Nv | Werkwijze en inrichting voor spleetradiografie. |
-
1986
- 1986-06-26 NL NL8601678A patent/NL8601678A/nl not_active Application Discontinuation
-
1987
- 1987-06-17 US US07/063,176 patent/US4916723A/en not_active Expired - Fee Related
- 1987-06-19 IN IN480/CAL/87A patent/IN168333B/en unknown
- 1987-06-19 IL IL82923A patent/IL82923A/xx not_active IP Right Cessation
- 1987-06-25 CN CN87105598A patent/CN1013622B/zh not_active Expired
- 1987-06-25 EP EP87201212A patent/EP0251407B1/en not_active Expired - Lifetime
- 1987-06-25 DE DE8787201212T patent/DE3766760D1/de not_active Expired - Fee Related
- 1987-06-26 JP JP62159512A patent/JP2617186B2/ja not_active Expired - Lifetime
-
1989
- 1989-10-05 US US07/417,567 patent/US4996701A/en not_active Expired - Fee Related
-
1996
- 1996-08-20 JP JP8218867A patent/JP2944937B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2944937B2 (ja) | 1999-09-06 |
| DE3766760D1 (de) | 1991-01-31 |
| IL82923A0 (en) | 1987-12-20 |
| NL8601678A (nl) | 1988-01-18 |
| CN1013622B (zh) | 1991-08-21 |
| EP0251407A1 (en) | 1988-01-07 |
| JPH09266906A (ja) | 1997-10-14 |
| US4916723A (en) | 1990-04-10 |
| EP0251407B1 (en) | 1990-12-19 |
| US4996701A (en) | 1991-02-26 |
| IL82923A (en) | 1992-01-15 |
| CN87105598A (zh) | 1988-03-16 |
| IN168333B (US20090163788A1-20090625-C00002.png) | 1991-03-16 |
| JPS6335234A (ja) | 1988-02-15 |
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