JPS60106439A - 放射線透過による診断装置及び方法 - Google Patents
放射線透過による診断装置及び方法Info
- Publication number
- JPS60106439A JPS60106439A JP59158523A JP15852384A JPS60106439A JP S60106439 A JPS60106439 A JP S60106439A JP 59158523 A JP59158523 A JP 59158523A JP 15852384 A JP15852384 A JP 15852384A JP S60106439 A JPS60106439 A JP S60106439A
- Authority
- JP
- Japan
- Prior art keywords
- radiation
- detector
- gantry
- center
- radiation source
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims description 196
- 238000000034 method Methods 0.000 title claims description 25
- 238000005070 sampling Methods 0.000 claims description 59
- 238000001514 detection method Methods 0.000 claims description 31
- 230000009467 reduction Effects 0.000 claims description 14
- 238000010894 electron beam technology Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 230000002902 bimodal effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
- A61B6/4028—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
- H01J35/153—Spot position control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
-
- 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
- H05G1/30—Controlling
- H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
-
- 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
- H05G1/70—Circuit arrangements for X-ray tubes with more than one anode; Circuit arrangements for apparatus comprising more than one X ray tube or more than one cathode
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- High Energy & Nuclear Physics (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Toxicology (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51812183A | 1983-07-28 | 1983-07-28 | |
US518121 | 1983-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60106439A true JPS60106439A (ja) | 1985-06-11 |
Family
ID=24062643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59158523A Pending JPS60106439A (ja) | 1983-07-28 | 1984-07-28 | 放射線透過による診断装置及び方法 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS60106439A (de) |
DE (1) | DE3426934C2 (de) |
FR (1) | FR2549711B1 (de) |
IL (1) | IL72276A (de) |
NL (1) | NL193257C (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0223946A (ja) * | 1988-07-14 | 1990-01-26 | Toshiba Corp | X線ct装置 |
JPH04231940A (ja) * | 1990-06-20 | 1992-08-20 | General Electric Co <Ge> | 物体を撮像するct装置 |
JP2000139893A (ja) * | 1998-11-09 | 2000-05-23 | Siemens Ag | Ct装置 |
JP2005237972A (ja) * | 2004-02-27 | 2005-09-08 | General Electric Co <Ge> | 複数のオフセットx線照射点を用いるイメージングの方法及びシステム |
JP2007519461A (ja) * | 2004-01-29 | 2007-07-19 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 画素千鳥状化及び焦点変調を有するコンピュータ断層撮像装置及び方法 |
WO2016009787A1 (ja) * | 2014-07-18 | 2016-01-21 | 株式会社日立メディコ | X線ct装置、および、x線ct画像の撮影方法 |
US9977137B2 (en) | 2014-07-28 | 2018-05-22 | Hitachi, Ltd. | X-ray image pickup device and image reconstruction method |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3586192T2 (de) * | 1984-09-21 | 1993-01-14 | Picker Int Inc | Roentgen-anordnung. |
US4682291A (en) * | 1984-10-26 | 1987-07-21 | Elscint Ltd. | Noise artifacts reduction |
JPH0798039B2 (ja) * | 1988-07-20 | 1995-10-25 | 三菱電機株式会社 | コンピュータ断層撮影装置 |
DE19807884C2 (de) * | 1998-02-25 | 2003-07-24 | Achim Schweikard | Verfahren zur Kalibrierung einer Aufnahmevorrichtung zur Bestimmung von räumlichen Koordinaten anatomischer Zielobjekte und Vorrichtung zur Durchführung des Verfahrens |
WO2007110795A2 (en) * | 2006-03-29 | 2007-10-04 | Philips Intellectual Property & Standards Gmbh | Effective dual-energy x-ray attenuation measurement |
DE102006046741A1 (de) * | 2006-09-29 | 2008-04-10 | Siemens Ag | Röntgensystem und Verfahren zur Tomosyntheseabtastung |
DE102019125350A1 (de) * | 2019-09-20 | 2021-03-25 | DENNEC GmbH | Computertomograph |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149079A (en) * | 1976-07-14 | 1979-04-10 | Elscint, Ltd. | Method of and means for scanning a body to enable a cross-section thereof to be reconstructed |
US4176279A (en) * | 1977-05-24 | 1979-11-27 | Siemens Aktiengesellschaft | Tomograph for producing transverse layer images |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3250916A (en) * | 1963-06-14 | 1966-05-10 | Machlett Lab Inc | Stereo x-ray device |
US4206360A (en) * | 1975-03-19 | 1980-06-03 | E M I Limited | Radiography |
NL7607976A (nl) * | 1976-07-19 | 1978-01-23 | Optische Ind De Oude Delft Nv | Inrichting voor tomografie met voorzieningen waardoor signaalprofielen afgeleid van een di- vergerende stralingsbundel kunnen worden gere- construeerd in signaalprofielen die elk corre- sponderen met een bundel van evenwijdig inval- lende stralen. |
GB1595805A (en) * | 1977-02-24 | 1981-08-19 | Emi Ltd | Radiography |
DE2714759C3 (de) * | 1977-04-01 | 1981-03-26 | Siemens AG, 1000 Berlin und 8000 München | Röntgendiagnostikgerät zur Herstellung von Transversalschichtbildern |
GB1598685A (en) * | 1977-04-28 | 1981-09-23 | Emi Ltd | Radiography |
GB2002988B (en) * | 1977-08-18 | 1982-04-07 | Emi Ltd | Radiography |
FR2425836A1 (fr) * | 1978-05-16 | 1979-12-14 | Radiologie Cie Gle | Appareil tomographique a gaine unique porteuse de tubes a rayons x et de detecteurs |
DE2823859A1 (de) * | 1978-05-31 | 1979-12-13 | Siemens Ag | Roentgenschichtgeraet fuer transversalschichtbilder |
DE2951222A1 (de) * | 1979-12-19 | 1981-06-25 | Siemens AG, 1000 Berlin und 8000 München | Roentgenschichtgeraet zur herstellung von transversalschichtbildern |
-
1984
- 1984-07-02 IL IL72276A patent/IL72276A/xx unknown
- 1984-07-21 DE DE3426934A patent/DE3426934C2/de not_active Expired - Lifetime
- 1984-07-23 NL NL8402331A patent/NL193257C/nl not_active IP Right Cessation
- 1984-07-25 FR FR848411802A patent/FR2549711B1/fr not_active Expired - Lifetime
- 1984-07-28 JP JP59158523A patent/JPS60106439A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149079A (en) * | 1976-07-14 | 1979-04-10 | Elscint, Ltd. | Method of and means for scanning a body to enable a cross-section thereof to be reconstructed |
US4176279A (en) * | 1977-05-24 | 1979-11-27 | Siemens Aktiengesellschaft | Tomograph for producing transverse layer images |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0223946A (ja) * | 1988-07-14 | 1990-01-26 | Toshiba Corp | X線ct装置 |
JPH04231940A (ja) * | 1990-06-20 | 1992-08-20 | General Electric Co <Ge> | 物体を撮像するct装置 |
JP2000139893A (ja) * | 1998-11-09 | 2000-05-23 | Siemens Ag | Ct装置 |
JP4623785B2 (ja) * | 1998-11-09 | 2011-02-02 | シーメンス アクチエンゲゼルシヤフト | Ct装置 |
JP2007519461A (ja) * | 2004-01-29 | 2007-07-19 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 画素千鳥状化及び焦点変調を有するコンピュータ断層撮像装置及び方法 |
JP4763620B2 (ja) * | 2004-01-29 | 2011-08-31 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 画素千鳥状化及び焦点変調を有するコンピュータ断層撮像装置及び方法 |
JP2005237972A (ja) * | 2004-02-27 | 2005-09-08 | General Electric Co <Ge> | 複数のオフセットx線照射点を用いるイメージングの方法及びシステム |
WO2016009787A1 (ja) * | 2014-07-18 | 2016-01-21 | 株式会社日立メディコ | X線ct装置、および、x線ct画像の撮影方法 |
JPWO2016009787A1 (ja) * | 2014-07-18 | 2017-04-27 | 株式会社日立製作所 | X線ct装置、および、x線ct画像の撮影方法 |
US10219762B2 (en) | 2014-07-18 | 2019-03-05 | Hitachi, Ltd. | X-ray CT device and imaging method for X-ray CT images |
US9977137B2 (en) | 2014-07-28 | 2018-05-22 | Hitachi, Ltd. | X-ray image pickup device and image reconstruction method |
Also Published As
Publication number | Publication date |
---|---|
DE3426934C2 (de) | 1997-07-17 |
NL193257B (nl) | 1998-12-01 |
IL72276A0 (en) | 1984-11-30 |
DE3426934A1 (de) | 1985-05-23 |
FR2549711A1 (fr) | 1985-02-01 |
NL193257C (nl) | 1999-04-02 |
NL8402331A (nl) | 1985-02-18 |
IL72276A (en) | 1988-01-31 |
FR2549711B1 (fr) | 1991-01-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4637040A (en) | Plural source computerized tomography device with improved resolution | |
US7142629B2 (en) | Stationary computed tomography system and method | |
US4150293A (en) | Tomographic apparatus for producing transverse layer images | |
US4709382A (en) | Imaging with focused curved radiation detectors | |
JP3449561B2 (ja) | X線ct装置 | |
US4190773A (en) | Shutter for rotating source CT scanner | |
US4144457A (en) | Tomographic X-ray scanning system | |
US4196352A (en) | Multiple purpose high speed tomographic x-ray scanner | |
US4176280A (en) | Tomographic x-ray apparatus for producing transverse layer images | |
JP4759255B2 (ja) | 静止型コンピュータ断層撮影システム及び方法 | |
US7039153B2 (en) | Imaging tomography device with at least two beam detector systems, and method to operate such a tomography device | |
US7072436B2 (en) | Volumetric computed tomography (VCT) | |
US4315157A (en) | Multiple beam computed tomography (CT) scanner | |
US7145981B2 (en) | Volumetric computed tomography (VCT) | |
JPS60106439A (ja) | 放射線透過による診断装置及び方法 | |
US4573179A (en) | Scanned projection radiography using high speed computed tomographic scanning system | |
US4304999A (en) | Eccentric source collimator assembly for rotating source CT scanner | |
EP2407109B1 (de) | Computertomografie-Abtastsystem und Verfahren | |
US5125012A (en) | Computer tomography apparatus | |
JPH05502398A (ja) | 電子的に強化されたx線検出装置 | |
JP2004223255A (ja) | 断層画像形成装置 | |
JPH08299322A (ja) | Ct装置 | |
GB2054319A (en) | Method of and device for determining the contour of a body by means of radiation scattered by the body | |
US4347624A (en) | X-ray diagnostic apparatus for producing transverse layer images | |
JP4076283B2 (ja) | 放射線断層撮影装置およびx線管 |