JPH0555131B2 - - Google Patents
Info
- Publication number
- JPH0555131B2 JPH0555131B2 JP2234664A JP23466490A JPH0555131B2 JP H0555131 B2 JPH0555131 B2 JP H0555131B2 JP 2234664 A JP2234664 A JP 2234664A JP 23466490 A JP23466490 A JP 23466490A JP H0555131 B2 JPH0555131 B2 JP H0555131B2
- Authority
- JP
- Japan
- Prior art keywords
- ray
- grid
- collimator
- ray source
- target area
- 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 - Fee Related
Links
- 230000005855 radiation Effects 0.000 claims description 74
- 238000009607 mammography Methods 0.000 claims description 55
- 230000033001 locomotion Effects 0.000 claims description 39
- 210000000481 breast Anatomy 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000000977 initiatory effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 26
- 238000010586 diagram Methods 0.000 description 12
- 230000008901 benefit Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000005192 partition Methods 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 210000000779 thoracic wall Anatomy 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 239000005041 Mylar™ Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007687 exposure technique Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002759 woven fabric Substances 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
-
- 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
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/502—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of breast, i.e. mammography
-
- 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
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
- A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
- A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
-
- 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
- A61B6/56—Details of data transmission or power supply, e.g. use of slip rings
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/26—Measuring, controlling or protecting
-
- 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
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Toxicology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/403,762 US4998270A (en) | 1989-09-06 | 1989-09-06 | Mammographic apparatus with collimated controllable X-ray intensity and plurality filters |
| US403762 | 2003-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03149036A JPH03149036A (ja) | 1991-06-25 |
| JPH0555131B2 true JPH0555131B2 (OSRAM) | 1993-08-16 |
Family
ID=23596914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2234664A Granted JPH03149036A (ja) | 1989-09-06 | 1990-09-06 | Ｘ線乳房撮影装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4998270A (OSRAM) |
| EP (1) | EP0417965A3 (OSRAM) |
| JP (1) | JPH03149036A (OSRAM) |
| KR (1) | KR910005825A (OSRAM) |
| CA (1) | CA2014920A1 (OSRAM) |
| IL (1) | IL95461A0 (OSRAM) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD331110S (en) | 1989-11-23 | 1992-11-17 | Planmed Oy | Mammographic X-ray machine |
| US5661773A (en) * | 1992-03-19 | 1997-08-26 | Wisconsin Alumni Research Foundation | Interface for radiation therapy machine |
| EP0703805B1 (en) * | 1993-06-09 | 1998-03-25 | Wisconsin Alumni Research Foundation | Radiation therapy system |
| US5526394A (en) * | 1993-11-26 | 1996-06-11 | Fischer Imaging Corporation | Digital scan mammography apparatus |
| US5627869A (en) * | 1995-11-22 | 1997-05-06 | Thermotrex Corporation | Mammography apparatus with proportional collimation |
| US5617465A (en) * | 1995-12-08 | 1997-04-01 | Xedar Corporation | Scan-type X-ray imaging with fixed converter |
| US5815591A (en) * | 1996-07-10 | 1998-09-29 | R2 Technology, Inc. | Method and apparatus for fast detection of spiculated lesions in digital mammograms |
| US5917929A (en) * | 1996-07-23 | 1999-06-29 | R2 Technology, Inc. | User interface for computer aided diagnosis system |
| US6134294A (en) * | 1998-02-13 | 2000-10-17 | University Of Utah Research Foundation | Device and method for precision macular X-irradiation |
| EP0984716B1 (en) | 1997-03-21 | 2007-11-07 | Dobi Medical Systems, Inc. | Dynamic-functional imaging of biological objects using a non-rigid object holder |
| US6587578B2 (en) * | 1997-03-21 | 2003-07-01 | Dobi Medical Systems, Inc. | Dynamic-functional imaging of biological objects using a non-rigid object holder |
| US5749337A (en) * | 1997-03-31 | 1998-05-12 | Palatov; Dennis | Barrel type internal combustion engine |
| US5917881A (en) * | 1997-05-20 | 1999-06-29 | Fischer Imaging Corporation | Digital scan mammography apparatus utilizing velocity adaptive feedback and method |
| EP1053659B1 (en) * | 1998-12-08 | 2008-09-24 | Koninklijke Philips Electronics N.V. | An x-ray examination apparatus having an object absorption dependent brightness control |
| DE19907098A1 (de) * | 1999-02-19 | 2000-08-24 | Schwerionenforsch Gmbh | Ionenstrahl-Abtastsystem und Verfahren zum Betrieb des Systems |
| KR100310053B1 (ko) * | 1999-04-21 | 2001-11-14 | 김선주 | 유방암진단기 |
| US6768783B2 (en) * | 2000-01-24 | 2004-07-27 | Mamea Imaging Ab | Method and arrangement relating to an x-ray imaging apparatus |
| RU2171629C1 (ru) * | 2000-05-18 | 2001-08-10 | Научно-исследовательский институт импульсной техники | Цифровой сканирующий маммограф |
| NL1016674C2 (nl) * | 2000-11-22 | 2002-05-23 | Hoorn Holland B V | Roosterinrichting voor r÷ntgenapparaat. |
| FI112594B (fi) * | 2001-01-05 | 2003-12-31 | Instrumentarium Corp | Laitteisto röntgenkuvausta varten |
| US7664223B1 (en) | 2001-02-12 | 2010-02-16 | Sectra Mamea Ab | Collimator element |
| SE524458C2 (sv) * | 2002-03-01 | 2004-08-10 | Mamea Imaging Ab | Skyddsanordning vid en röntgenapparat |
| US8275091B2 (en) | 2002-07-23 | 2012-09-25 | Rapiscan Systems, Inc. | Compact mobile cargo scanning system |
| US7963695B2 (en) | 2002-07-23 | 2011-06-21 | Rapiscan Systems, Inc. | Rotatable boom cargo scanning system |
| US10638994B2 (en) | 2002-11-27 | 2020-05-05 | Hologic, Inc. | X-ray mammography with tomosynthesis |
| EP1618411A4 (en) | 2003-04-11 | 2012-04-25 | Fischer Imaging Corp | SPREAD SUPPRESSION FOR ASSOCIATED MEDICAL PICTURE SYSTEMS |
| US6979123B2 (en) * | 2003-04-18 | 2005-12-27 | General Electric Company Medical Systems Group | Method and apparatus for balancing a statically unbalanced arm in an X-ray system |
| DE10324911B4 (de) * | 2003-05-30 | 2005-08-18 | Siemens Ag | Röntgenvorrichtung mit partiellem digitalem Detektor und Verfahren zum Betrieb einer solchen |
| US20050002493A1 (en) * | 2003-06-02 | 2005-01-06 | Reuven Levinson | Anti-scatter device for X-ray imaging |
| US6928141B2 (en) | 2003-06-20 | 2005-08-09 | Rapiscan, Inc. | Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers |
| US7020243B2 (en) * | 2003-12-05 | 2006-03-28 | Ge Medical Systems Global Technology Company Llc | Method and system for target angle heel effect compensation |
| EP1623672A1 (de) * | 2004-08-04 | 2006-02-08 | Siemens Aktiengesellschaft | Röntgenvorrichtung, insbesondere für ein Mammographie-Röntgengerät |
| US7471764B2 (en) | 2005-04-15 | 2008-12-30 | Rapiscan Security Products, Inc. | X-ray imaging system having improved weather resistance |
| US7208739B1 (en) | 2005-11-30 | 2007-04-24 | General Electric Company | Method and apparatus for correction of pileup and charge sharing in x-ray images with energy resolution |
| US7526064B2 (en) | 2006-05-05 | 2009-04-28 | Rapiscan Security Products, Inc. | Multiple pass cargo inspection system |
| JP4829740B2 (ja) * | 2006-09-29 | 2011-12-07 | 富士フイルム株式会社 | 放射線撮影装置及びグリッド移動装置 |
| US7817773B2 (en) * | 2007-01-05 | 2010-10-19 | Dexela Limited | Variable speed three-dimensional imaging system |
| JP2008237631A (ja) * | 2007-03-28 | 2008-10-09 | Fujifilm Corp | 放射線画像撮像装置 |
| DE102007058104A1 (de) * | 2007-12-03 | 2009-06-10 | Siemens Ag | Strahleinblendungseinheit, Strahlerzeugungseinrichtung und Tomografieeinrichtung |
| GB0809110D0 (en) | 2008-05-20 | 2008-06-25 | Rapiscan Security Products Inc | Gantry scanner systems |
| GB201001738D0 (en) * | 2010-02-03 | 2010-03-24 | Rapiscan Lab Inc | Scanning systems |
| GB201001736D0 (en) * | 2010-02-03 | 2010-03-24 | Rapiscan Security Products Inc | Scanning systems |
| JP5648898B2 (ja) * | 2010-05-28 | 2015-01-07 | 東芝Ｉｔコントロールシステム株式会社 | Ｃｔ装置 |
| WO2012112627A2 (en) * | 2011-02-14 | 2012-08-23 | University Of Rochester | Method and apparatus of cone beam breast ct image-based computer-aided detection and diagnosis |
| US9224573B2 (en) | 2011-06-09 | 2015-12-29 | Rapiscan Systems, Inc. | System and method for X-ray source weight reduction |
| US9218933B2 (en) | 2011-06-09 | 2015-12-22 | Rapidscan Systems, Inc. | Low-dose radiographic imaging system |
| USD671647S1 (en) * | 2011-08-29 | 2012-11-27 | General Electric Company | Mobile mammograph machine |
| USD669989S1 (en) * | 2011-08-30 | 2012-10-30 | General Electric Company | Mammography system |
| USD679398S1 (en) * | 2011-09-02 | 2013-04-02 | General Electric Company | Mammography system |
| US9968313B2 (en) | 2012-01-11 | 2018-05-15 | Control Rad Systems Inc | X-ray tube |
| US9274065B2 (en) | 2012-02-08 | 2016-03-01 | Rapiscan Systems, Inc. | High-speed security inspection system |
| USD691723S1 (en) * | 2012-04-05 | 2013-10-15 | General Electric Company | Mobile x-ray unit with integrated x-ray shield |
| PL2952068T3 (pl) | 2013-01-31 | 2021-07-26 | Rapiscan Systems, Inc. | Przenośny system kontroli bezpieczeństwa |
| WO2017185028A1 (en) | 2016-04-22 | 2017-10-26 | Hologic, Inc. | Tomosynthesis with shifting focal spot x-ray system using an addressable array |
| WO2018013763A1 (en) | 2016-07-14 | 2018-01-18 | Rapiscan Systems, Inc. | Systems and methods for improving penetration of radiographic scanners |
| EP3449835B1 (en) | 2017-08-22 | 2023-01-11 | Hologic, Inc. | Computed tomography system and method for imaging multiple anatomical targets |
| 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 |
| EP4472732A2 (en) | 2022-02-03 | 2024-12-11 | Rapiscan Holdings, Inc. | Systems and methods for real-time energy and dose monitoring of an x-ray linear accelerator |
| US12414217B2 (en) | 2022-02-07 | 2025-09-09 | Hologic, Inc. | Systems and methods for adaptively controlling filament current in an X-ray tube |
| GB2641476A (en) | 2023-03-17 | 2025-12-03 | Rapiscan Holdings Inc | Systems and methods for monitoring output energy of a high-energy X-ray source |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7416756A (nl) * | 1974-12-23 | 1976-06-25 | Philips Nv | Aftastend rontgenonderzoekapparaat. |
| NL7503862A (nl) * | 1975-04-01 | 1976-10-05 | Optische Ind De Oude Delft Nv | Mammografie. |
| US4063100A (en) * | 1976-10-04 | 1977-12-13 | Williams Lee B | Radiographic table with movable grid assembly |
| 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 |
| US4203037A (en) * | 1977-08-01 | 1980-05-13 | University Of Pittsburgh | Collimated radiation apparatus |
| US4122350A (en) * | 1977-11-21 | 1978-10-24 | Julius Lipthay | Adjustable collimator for mammography |
| DE3339775A1 (de) * | 1983-11-03 | 1985-05-15 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikgeraet mit strahlenfiltern |
| FI79241C (fi) * | 1985-08-29 | 1989-12-11 | Orion Yhtymae Oy | Foerfarande och anordning foer reglering av roentgenstraolningen vid en roentgenanordning, speciellt en mammografianordning. |
| CA1244971A (en) * | 1985-11-14 | 1988-11-15 | Shih-Ping Wang | X-ray radiography method and system |
| EP0255017B1 (de) * | 1986-07-31 | 1990-06-27 | Siemens Aktiengesellschaft | Röntgendiagnostikgerät für Röntgenaufnahmen |
| US4763343A (en) * | 1986-09-23 | 1988-08-09 | Yanaki Nicola E | Method and structure for optimizing radiographic quality by controlling X-ray tube voltage, current, focal spot size and exposure time |
-
1989
- 1989-09-06 US US07/403,762 patent/US4998270A/en not_active Expired - Lifetime
-
1990
- 1990-04-19 CA CA002014920A patent/CA2014920A1/en not_active Abandoned
- 1990-08-22 IL IL95461A patent/IL95461A0/xx unknown
- 1990-09-04 KR KR1019900013883A patent/KR910005825A/ko not_active Ceased
- 1990-09-05 EP EP19900309704 patent/EP0417965A3/en not_active Withdrawn
- 1990-09-06 JP JP2234664A patent/JPH03149036A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0417965A2 (en) | 1991-03-20 |
| IL95461A0 (en) | 1991-06-30 |
| JPH03149036A (ja) | 1991-06-25 |
| US4998270A (en) | 1991-03-05 |
| CA2014920A1 (en) | 1991-03-06 |
| KR910005825A (ko) | 1991-04-27 |
| EP0417965A3 (en) | 1991-04-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |