JPH0223175B2 - - Google Patents

Info

Publication number
JPH0223175B2
JPH0223175B2 JP56072851A JP7285181A JPH0223175B2 JP H0223175 B2 JPH0223175 B2 JP H0223175B2 JP 56072851 A JP56072851 A JP 56072851A JP 7285181 A JP7285181 A JP 7285181A JP H0223175 B2 JPH0223175 B2 JP H0223175B2
Authority
JP
Japan
Prior art keywords
grid
pair
platelets
scanning
retainers
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
Application number
JP56072851A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5757531A (en
Inventor
Tee Baanzu Geirii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Alabama UA
Original Assignee
University of Alabama UA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22531660&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0223175(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by University of Alabama UA filed Critical University of Alabama UA
Publication of JPS5757531A publication Critical patent/JPS5757531A/ja
Publication of JPH0223175B2 publication Critical patent/JPH0223175B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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
    • 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
    • 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
    • A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
JP56072851A 1980-05-14 1981-05-14 Scanning type grid apparatus Granted JPS5757531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/149,754 US4340818A (en) 1980-05-14 1980-05-14 Scanning grid apparatus for suppressing scatter in radiographic imaging

Publications (2)

Publication Number Publication Date
JPS5757531A JPS5757531A (en) 1982-04-06
JPH0223175B2 true JPH0223175B2 (https=) 1990-05-23

Family

ID=22531660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56072851A Granted JPS5757531A (en) 1980-05-14 1981-05-14 Scanning type grid apparatus

Country Status (7)

Country Link
US (1) US4340818A (https=)
EP (1) EP0040158B1 (https=)
JP (1) JPS5757531A (https=)
AT (1) ATE19347T1 (https=)
DE (1) DE3174450D1 (https=)
DK (1) DK215381A (https=)
IE (1) IE52507B1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000325332A (ja) * 1999-04-12 2000-11-28 General Electric Co <Ge> イメージング・システム用のコリメータ装置およびその製作方法
JP2006519394A (ja) * 2003-03-03 2006-08-24 ヴァリアン メディカル システムズ テクノロジーズ インコーポレイテッド ｘ線回折型走査システム

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE423458B (sv) * 1980-09-10 1982-05-03 Agne Larsson Anordning vid en kamera innefattande en manghalskollimator
FR2519465A1 (fr) * 1981-12-31 1983-07-08 Cgr Mev Dispositif limiteur partiel d'un faisceau de rayonnement et collimateur comportant de tels dispositifs
JPS59151939A (ja) * 1983-02-08 1984-08-30 株式会社東芝 Ｘ線診断装置
JPS6068142A (ja) * 1983-09-26 1985-04-18 Nippon Steel Corp 気泡ポンプによる溶融金属の移送方法
US4872191A (en) * 1987-11-19 1989-10-03 Bio-Imaging Research, Inc. Cam-controlled automatic dynamic focusing for computed tomography
US4969165A (en) * 1987-11-19 1990-11-06 Bio-Imaging Research, Inc. Automatic dynamic focusing for computed tomography
US4901335A (en) * 1988-11-03 1990-02-13 Ferlic Daniel J Mammography apparatus
US4959547A (en) * 1989-06-08 1990-09-25 Care Wise Medical Products Corporation Apparatus and methods for detecting, localizing, and imaging of radiation in biological systems
US5694933A (en) * 1995-04-28 1997-12-09 Care Wise Medical Products Corporation Apparatus and methods for determining spatial coordinates of radiolabelled tissue using gamma-rays and associated characteristic X-rays
US5606589A (en) * 1995-05-09 1997-02-25 Thermo Trex Corporation Air cross grids for mammography and methods for their manufacture and use
US5813985A (en) * 1995-07-31 1998-09-29 Care Wise Medical Products Corporation Apparatus and methods for providing attenuation guidance and tumor targeting for external beam radiation therapy administration
US5970168A (en) * 1997-08-05 1999-10-19 Kla-Tencor Corporation Fourier filtering mechanism for inspecting wafers
NL1008352C2 (nl) 1998-02-19 1999-08-20 Stichting Tech Wetenschapp Inrichting, geschikt voor extreem ultraviolet lithografie, omvattende een stralingsbron en een verwerkingsorgaan voor het verwerken van de van de stralingsbron afkomstige straling, alsmede een filter voor het onderdrukken van ongewenste atomaire en microscopische deeltjes welke door een stralingsbron zijn uitgezonden.
US6125167A (en) * 1998-11-25 2000-09-26 Picker International, Inc. Rotating anode x-ray tube with multiple simultaneously emitting focal spots
JP4149110B2 (ja) * 1999-03-19 2008-09-10 富士フイルム株式会社 散乱線除去グリッド
US6185278B1 (en) 1999-06-24 2001-02-06 Thermo Electron Corp. Focused radiation collimator
US7373197B2 (en) * 2000-03-03 2008-05-13 Intramedical Imaging, Llc Methods and devices to expand applications of intraoperative radiation probes
US6602488B1 (en) 2000-03-03 2003-08-05 Intramedical Imaging, Llc Use of radiopharmaceuticals and intraoperative radiation probe for delivery of medicinal treatments
US6510336B1 (en) 2000-03-03 2003-01-21 Intra Medical Imaging, Llc Methods and devices to expand applications of intraoperative radiation probes
US6625253B1 (en) 2001-08-21 2003-09-23 The Uab Research Foundation High ratio, high efficiency mammography grid system
US6795529B1 (en) 2001-08-21 2004-09-21 Gary T. Barnes High ratio, high efficiency general radiography grid system
US6888144B2 (en) * 2002-07-16 2005-05-03 Direct Radiography Corp. Method to reduce scatter radiation in digital imaging systems
DE10258591B4 (de) * 2002-12-16 2010-03-04 Petec S.A. Vorrichtung zum Festigen der Struktur eines Platten bestehenden Pflasters
US20040120457A1 (en) * 2002-12-20 2004-06-24 University Of Massachusetts Medical Center Scatter reducing device for imaging
JP4125165B2 (ja) * 2003-03-25 2008-07-30 キヤノン株式会社 放射線撮影装置
US7072446B2 (en) * 2003-05-13 2006-07-04 Analogic Corporation Method for making X-ray anti-scatter grid
WO2007109227A2 (en) * 2006-03-17 2007-09-27 The Trustees Of The University Of Pennsylvania Slit-slat collimation
US8411823B2 (en) * 2008-08-11 2013-04-02 Shimadzu Corporation Radiation grid and radiographic apparatus provided with the same
US8287187B2 (en) * 2010-06-21 2012-10-16 Miller Zachary A Adjustable dynamic X-ray filter
US9048002B2 (en) 2010-10-08 2015-06-02 Turtle Bay Partners, Llc Three-dimensional focused anti-scatter grid and method for manufacturing thereof
CN103222010A (zh) * 2010-10-08 2013-07-24 海龟湾合伙有限责任公司 三维聚焦防散射栅格及其制造方法
US8837166B2 (en) 2011-10-28 2014-09-16 Hamilton Sundstrand Corporation Vertically mounted capacitor assembly
US10401507B2 (en) * 2016-03-24 2019-09-03 Kabushiki Kaisha Toshiba Collimator, radiation detector, and radiation examination apparatus
WO2018037128A1 (en) * 2016-08-25 2018-03-01 Koninklijke Philips N.V. Variable focus x-ray anti scatter device
EP3420908A1 (en) * 2017-06-27 2019-01-02 Koninklijke Philips N.V. Scattered x-ray detection to detect misuse and prevent harm
EP3632323A1 (en) * 2018-10-04 2020-04-08 Koninklijke Philips N.V. Adaptive anti-scatter device
US11139088B2 (en) 2019-06-12 2021-10-05 alephFS—Systems for Imaging Grid for X-ray imaging
NL2023695B1 (en) * 2019-08-23 2021-05-04 Milabs Bv X-ray imaging apparatus and methods
EP4254433A1 (en) * 2022-03-31 2023-10-04 Koninklijke Philips N.V. Two-dimensional-effective anti-scatter grid
US20240385335A1 (en) * 2023-05-17 2024-11-21 Trixell Assembly for detecting scattered radiation and detection and visualization system comprising said detection assembly

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1484663A (en) * 1924-02-26 mutscheller
US2511853A (en) * 1950-06-20 Radiographic scanning unit
US1164987A (en) * 1914-02-03 1915-12-21 Siemens Ag Method of and apparatus for projecting röntgen images.
DE370123C (de) * 1922-06-13 1923-02-27 Rudorff Vorrichtung zum Fernhalten der Streustrahlung vom Bildtraeger bei Roentgenaufnahmen
DE387082C (de) * 1922-10-20 1923-12-20 Siemens & Halske Akt Ges Vorrichtung zur Vermeidung der bildverschleiernden Wirkung der Sekundaerstrahlen bei Roentgenaufnahmen
US1567833A (en) * 1923-10-22 1925-12-29 Bucky Gustav Grid-shaped screen for x-ray apparatus
FR778803A (fr) 1933-09-05 1935-03-25 Koch & Sterzel Ag Diaphragme à rayons secondaires pour rayons de rontgen
US2665387A (en) * 1950-12-14 1954-01-05 Bartow Beacons Inc Ray directing device
US3919559A (en) * 1972-08-28 1975-11-11 Minnesota Mining & Mfg Louvered film for unidirectional light from a point source
US3997794A (en) * 1974-12-23 1976-12-14 York Richard N Collimator
GB1580895A (en) * 1976-06-26 1980-12-10 Emi Ltd Radiography
US4096391A (en) * 1976-10-15 1978-06-20 The Board Of Trustees Of The University Of Alabama Method and apparatus for reduction of scatter in diagnostic radiology
JPS5599087A (en) * 1979-01-23 1980-07-28 Shimadzu Corp Emission type tomography

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000325332A (ja) * 1999-04-12 2000-11-28 General Electric Co <Ge> イメージング・システム用のコリメータ装置およびその製作方法
JP2006519394A (ja) * 2003-03-03 2006-08-24 ヴァリアン メディカル システムズ テクノロジーズ インコーポレイテッド ｘ線回折型走査システム

Also Published As

Publication number Publication date
DK215381A (da) 1981-11-15
JPS5757531A (en) 1982-04-06
DE3174450D1 (en) 1986-05-28
US4340818A (en) 1982-07-20
EP0040158B1 (en) 1986-04-23
IE811068L (en) 1981-11-14
ATE19347T1 (de) 1986-05-15
EP0040158A1 (en) 1981-11-18
IE52507B1 (en) 1987-11-25

Similar Documents

Publication Publication Date Title
JPH0223175B2 (https=)
US4096391A (en) Method and apparatus for reduction of scatter in diagnostic radiology
US6363136B1 (en) Grid for the absorption of X-rays
US6894281B2 (en) Grid for the absorption of X-rays
US6496557B2 (en) Two-dimensional slot x-ray bone densitometry, radiography and tomography
US4969175A (en) Apparatus for narrow bandwidth and multiple energy x-ray imaging
US4709382A (en) Imaging with focused curved radiation detectors
US5012506A (en) Multileaf collimator
JP4070283B2 (ja) コリメータ、コリメータ用のコーミング用具及びｘ線を検出する装置
US4672648A (en) Apparatus and method for radiation attenuation
JP3270060B2 (ja) 実質的に連続した放射線検出ゾーンを備えたエックス線断層撮影システム
US20080170661A1 (en) Flat panel detector based slot scanning configuration
US5040202A (en) Method and apparatus for reducing x-ray grid images
CN100359609C (zh) 遮蔽装置和具有放射器端的遮蔽装置的计算机断层造影设备
EP0190789B1 (en) Apparatus for slit radiography
US6625253B1 (en) High ratio, high efficiency mammography grid system
WO2007069115A2 (en) Anti-scatter grid for an x-ray device with non-uniform distance and/or width of the lamellae
JPH0515114Y2 (https=)
JPS6117970A (ja) ２つのｘ線エネルギーの検出システム
CA1210531A (en) X-ray filter for chest x-rays
US5418832A (en) Scanning radiographic device with slit, slot and grid
US20030012341A1 (en) Method and arrangement relating to x-ray detection
CN114727793B (zh) 用于产生3d x射线图像的3d x射线设备和方法
CN108903963A (zh) 一种x射线遮挡组件及其前准直器
US6795529B1 (en) High ratio, high efficiency general radiography grid system