DE2420364B2 - Steuereinrichtung zum selbsttätigen Einstellen des von einer durchdringende Strahlung liefernden Strahlenquelle bestrahlten Bereiches der Aufnahmefläche eines Bildempfängers - Google Patents
Steuereinrichtung zum selbsttätigen Einstellen des von einer durchdringende Strahlung liefernden Strahlenquelle bestrahlten Bereiches der Aufnahmefläche eines BildempfängersInfo
- Publication number
- DE2420364B2 DE2420364B2 DE2420364A DE2420364A DE2420364B2 DE 2420364 B2 DE2420364 B2 DE 2420364B2 DE 2420364 A DE2420364 A DE 2420364A DE 2420364 A DE2420364 A DE 2420364A DE 2420364 B2 DE2420364 B2 DE 2420364B2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- circuit
- size
- output
- actual value
- 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.)
- Ceased
Links
- 230000005855 radiation Effects 0.000 title claims description 74
- 230000000149 penetrating effect Effects 0.000 title claims 3
- 230000000670 limiting effect Effects 0.000 claims description 19
- 238000010586 diagram Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000001902 propagating effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 26
- 239000003990 capacitor Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 238000004846 x-ray emission Methods 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000002405 diagnostic procedure Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 210000001835 viscera Anatomy 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 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
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/20—Control of position or direction using feedback using a digital comparing device
-
- 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
- A61B6/54—Control of apparatus or devices for radiation diagnosis
- A61B6/548—Remote control of the apparatus or devices
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
- Radiation-Therapy Devices (AREA)
- Radiography Using Non-Light Waves (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US354826A US3863073A (en) | 1973-04-26 | 1973-04-26 | Automatic system for precise collimation of radiation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2420364A1 DE2420364A1 (de) | 1974-11-07 |
| DE2420364B2 true DE2420364B2 (de) | 1980-09-11 |
Family
ID=23395056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2420364A Ceased DE2420364B2 (de) | 1973-04-26 | 1974-04-26 | Steuereinrichtung zum selbsttätigen Einstellen des von einer durchdringende Strahlung liefernden Strahlenquelle bestrahlten Bereiches der Aufnahmefläche eines Bildempfängers |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3863073A (OSRAM) |
| JP (1) | JPS5440197B2 (OSRAM) |
| CA (1) | CA1033854A (OSRAM) |
| DE (1) | DE2420364B2 (OSRAM) |
| GB (2) | GB1437283A (OSRAM) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4018716A (en) * | 1975-06-16 | 1977-04-19 | The Machlett Laboratories, Incorporated | Radiographic system |
| DE2759073C3 (de) * | 1977-12-30 | 1981-10-22 | Siemens AG, 1000 Berlin und 8000 München | Elektronentubus |
| US4443888A (en) * | 1982-03-29 | 1984-04-17 | Litton Industrial Products, Inc. | SID Monitor |
| US4416022A (en) * | 1982-03-29 | 1983-11-15 | Litton Industrial Products, Inc. | Prism light-line system |
| GB2127173A (en) * | 1982-09-13 | 1984-04-04 | Varian Associates | Thin fieldlight mirror for medical electron accelerators |
| JPH02238448A (ja) * | 1989-03-13 | 1990-09-20 | Konica Corp | 放射線写真装置 |
| US7609806B2 (en) | 2004-10-18 | 2009-10-27 | Hologic Inc. | Mammography system and method employing offset compression paddles, automatic collimations, and retractable anti-scatter grid |
| WO2003037046A2 (en) | 2001-10-19 | 2003-05-01 | Hologic, Inc. | Mammography system and method employing offset compression paddles, automatic collimation, and retractable anti-scatter grid |
| US8565372B2 (en) | 2003-11-26 | 2013-10-22 | Hologic, Inc | System and method for low dose tomosynthesis |
| US7123684B2 (en) | 2002-11-27 | 2006-10-17 | Hologic, Inc. | Full field mammography with tissue exposure control, tomosynthesis, and dynamic field of view processing |
| US7616801B2 (en) * | 2002-11-27 | 2009-11-10 | Hologic, Inc. | Image handling and display in x-ray mammography and tomosynthesis |
| US10638994B2 (en) | 2002-11-27 | 2020-05-05 | Hologic, Inc. | X-ray mammography with tomosynthesis |
| US7577282B2 (en) | 2002-11-27 | 2009-08-18 | Hologic, Inc. | Image handling and display in X-ray mammography and tomosynthesis |
| US8571289B2 (en) | 2002-11-27 | 2013-10-29 | Hologic, Inc. | System and method for generating a 2D image from a tomosynthesis data set |
| US7662082B2 (en) | 2004-11-05 | 2010-02-16 | Theragenics Corporation | Expandable brachytherapy device |
| EP2602743B1 (en) | 2004-11-15 | 2014-11-05 | Hologic, Inc. | Matching geometry generation and display of mammograms and tomosynthesis images |
| US7869563B2 (en) * | 2004-11-26 | 2011-01-11 | Hologic, Inc. | Integrated multi-mode mammography/tomosynthesis x-ray system and method |
| DE102005002559B4 (de) * | 2005-01-19 | 2007-06-21 | Siemens Ag | Röntgeneinrichtung mit Fehlerschutzschaltung |
| US7242749B2 (en) * | 2005-11-15 | 2007-07-10 | General Electric Company | Methods and systems for dynamic pitch helical scanning |
| US8079946B2 (en) | 2005-11-18 | 2011-12-20 | Senorx, Inc. | Asymmetrical irradiation of a body cavity |
| WO2007095330A2 (en) | 2006-02-15 | 2007-08-23 | Hologic Inc | Breast biopsy and needle localization using tomosynthesis systems |
| US7630533B2 (en) | 2007-09-20 | 2009-12-08 | Hologic, Inc. | Breast tomosynthesis with display of highlighted suspected calcifications |
| US7792245B2 (en) * | 2008-06-24 | 2010-09-07 | Hologic, Inc. | Breast tomosynthesis system with shifting face shield |
| US7991106B2 (en) * | 2008-08-29 | 2011-08-02 | Hologic, Inc. | Multi-mode tomosynthesis/mammography gain calibration and image correction using gain map information from selected projection angles |
| US9579524B2 (en) | 2009-02-11 | 2017-02-28 | Hologic, Inc. | Flexible multi-lumen brachytherapy device |
| US9248311B2 (en) | 2009-02-11 | 2016-02-02 | Hologic, Inc. | System and method for modifying a flexibility of a brachythereapy catheter |
| US10207126B2 (en) | 2009-05-11 | 2019-02-19 | Cytyc Corporation | Lumen visualization and identification system for multi-lumen balloon catheter |
| US10595954B2 (en) | 2009-10-08 | 2020-03-24 | Hologic, Inc. | Needle breast biopsy system and method for use |
| US9352172B2 (en) | 2010-09-30 | 2016-05-31 | Hologic, Inc. | Using a guide member to facilitate brachytherapy device swap |
| WO2012048000A2 (en) | 2010-10-05 | 2012-04-12 | Hologic, Inc. | Upright x-ray breast imaging with a ct mode, multiple tomosynthesis modes, and a mammography mode |
| WO2012071429A1 (en) | 2010-11-26 | 2012-05-31 | Hologic, Inc. | User interface for medical image review workstation |
| US10342992B2 (en) | 2011-01-06 | 2019-07-09 | Hologic, Inc. | Orienting a brachytherapy applicator |
| CA2829349C (en) | 2011-03-08 | 2021-02-09 | Hologic, Inc. | System and method for dual energy and/or contrast enhanced breast imaging for screening, diagnosis and biopsy |
| EP2782505B1 (en) | 2011-11-27 | 2020-04-22 | Hologic, Inc. | System and method for generating a 2d image using mammography and/or tomosynthesis image data |
| ES2641456T3 (es) | 2012-02-13 | 2017-11-10 | Hologic, Inc. | Sistema y método para navegar por una pila de tomosíntesis usando datos de imágenes sintetizadas |
| CN105451657A (zh) | 2013-03-15 | 2016-03-30 | 霍罗吉克公司 | 用于导航断层合成堆叠的包括自动聚焦的系统和方法 |
| JP6388347B2 (ja) | 2013-03-15 | 2018-09-12 | ホロジック, インコーポレイテッドHologic, Inc. | 腹臥位におけるトモシンセシス誘導生検 |
| KR102264462B1 (ko) | 2013-10-09 | 2021-06-15 | 홀로직, 인크. | 편평화된 유방의 두께 방향을 포함하는 공간 해상도를 향상시키는 x선 유방 영상합성 |
| JP2016533803A (ja) | 2013-10-24 | 2016-11-04 | アンドリュー ピー． スミス， | Ｘ線誘導胸部生検をナビゲートするためのシステムおよび方法 |
| JP6506769B2 (ja) | 2014-02-28 | 2019-04-24 | ホロジック, インコーポレイテッドHologic, Inc. | トモシンセシス画像スラブを生成し表示するためのシステムおよび方法 |
| JP7085492B2 (ja) | 2016-04-22 | 2022-06-16 | ホロジック，インコーポレイテッド | アドレス指定可能なアレイを使用する偏移焦点ｘ線システムを用いるトモシンセシス |
| CN106773513B (zh) * | 2016-12-30 | 2018-07-20 | 成都信息工程大学 | 数字x射线摄影系统的射线自动追踪成像的方法 |
| CN106873302B (zh) * | 2016-12-30 | 2018-09-11 | 成都信息工程大学 | 一种探测器纵向自动追踪球管焦点射线成像的方法 |
| WO2018183548A1 (en) | 2017-03-30 | 2018-10-04 | Hologic, Inc. | System and method for hierarchical multi-level feature image synthesis and representation |
| US11455754B2 (en) | 2017-03-30 | 2022-09-27 | Hologic, Inc. | System and method for synthesizing low-dimensional image data from high-dimensional image data using an object grid enhancement |
| CN110662489B (zh) | 2017-03-30 | 2024-08-02 | 豪洛捷公司 | 用于靶向对象增强以生成合成乳房组织图像的系统和方法 |
| US11403483B2 (en) | 2017-06-20 | 2022-08-02 | Hologic, Inc. | Dynamic self-learning medical image method and system |
| EP3668404B1 (en) | 2017-08-16 | 2022-07-06 | Hologic, Inc. | Techniques for breast imaging patient motion artifact compensation |
| EP3449835B1 (en) | 2017-08-22 | 2023-01-11 | Hologic, Inc. | Computed tomography system and method for imaging multiple anatomical targets |
| US11090017B2 (en) | 2018-09-13 | 2021-08-17 | Hologic, Inc. | Generating synthesized projection images for 3D breast tomosynthesis or multi-mode x-ray breast imaging |
| EP3856031B1 (en) | 2018-09-24 | 2025-06-11 | Hologic, Inc. | Breast mapping and abnormality localization |
| AU2019346527B2 (en) | 2018-09-28 | 2025-03-06 | Hologic, Inc. | System and method for synthetic breast tissue image generation by high density element suppression |
| EP3884499A1 (en) | 2018-11-25 | 2021-09-29 | Hologic, Inc. | Multimodality hanging protocols |
| CN113574609A (zh) | 2019-03-29 | 2021-10-29 | 豪洛捷公司 | 剪切触发的数字图像报告生成 |
| EP3832689A3 (en) | 2019-12-05 | 2021-08-11 | Hologic, Inc. | Systems and methods for improved x-ray tube life |
| US11471118B2 (en) | 2020-03-27 | 2022-10-18 | Hologic, Inc. | System and method for tracking x-ray tube focal spot position |
| US11786191B2 (en) | 2021-05-17 | 2023-10-17 | Hologic, Inc. | Contrast-enhanced tomosynthesis with a copper filter |
| US12186119B2 (en) | 2021-10-05 | 2025-01-07 | Hologic, Inc. | Interactive model interface for image selection in medical imaging systems |
| US12254586B2 (en) | 2021-10-25 | 2025-03-18 | Hologic, Inc. | Auto-focus tool for multimodality image review |
| WO2023097279A1 (en) | 2021-11-29 | 2023-06-01 | Hologic, Inc. | Systems and methods for correlating objects of interest |
| US12414217B2 (en) | 2022-02-07 | 2025-09-09 | Hologic, Inc. | Systems and methods for adaptively controlling filament current in an X-ray tube |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3206604A (en) * | 1962-11-13 | 1965-09-14 | Gen Electric | Adjustable x-ray field defining cone and field size indicating means |
| US3502878A (en) * | 1967-09-22 | 1970-03-24 | Us Health Education & Welfare | Automatic x-ray apparatus for limiting the field size of a projected x-ray beam in response to film size and to source-to-film distance |
| US3581094A (en) * | 1968-11-07 | 1971-05-25 | Machlett Lab Inc | X-ray apparatus |
| US3643095A (en) * | 1969-11-28 | 1972-02-15 | Picker Corp | Automatic collimator control for x-ray apparatus |
-
1973
- 1973-04-26 US US354826A patent/US3863073A/en not_active Expired - Lifetime
-
1974
- 1974-03-28 CA CA196,204A patent/CA1033854A/en not_active Expired
- 1974-04-24 GB GB4502975A patent/GB1437283A/en not_active Expired
- 1974-04-24 GB GB1794974A patent/GB1437282A/en not_active Expired
- 1974-04-26 DE DE2420364A patent/DE2420364B2/de not_active Ceased
- 1974-04-26 JP JP4674874A patent/JPS5440197B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1033854A (en) | 1978-06-27 |
| GB1437282A (en) | 1976-05-26 |
| JPS5440197B2 (OSRAM) | 1979-12-01 |
| DE2420364A1 (de) | 1974-11-07 |
| JPS5019384A (OSRAM) | 1975-02-28 |
| US3863073A (en) | 1975-01-28 |
| GB1437283A (en) | 1976-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |