JPH0725922Y2 - コンピユータトモグラフ - Google Patents
コンピユータトモグラフInfo
- Publication number
- JPH0725922Y2 JPH0725922Y2 JP1989134811U JP13481189U JPH0725922Y2 JP H0725922 Y2 JPH0725922 Y2 JP H0725922Y2 JP 1989134811 U JP1989134811 U JP 1989134811U JP 13481189 U JP13481189 U JP 13481189U JP H0725922 Y2 JPH0725922 Y2 JP H0725922Y2
- Authority
- JP
- Japan
- Prior art keywords
- ray
- computer
- computer tomograph
- focus
- ray 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.)
- Expired - Lifetime
Links
- 238000005259 measurement Methods 0.000 claims description 10
- 230000010363 phase shift Effects 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000010894 electron beam technology Methods 0.000 description 6
- 230000000747 cardiac effect Effects 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000005855 radiation 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
 
- 
        - 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
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
- A61B6/4028—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
- 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
 
- 
        - 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
 
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Toxicology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (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 | 
|---|---|---|---|
| EP88119417A EP0370124B1 (de) | 1988-11-22 | 1988-11-22 | Computer-Tomograph | 
| EP88119417.9 | 1988-11-22 | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPH0274010U JPH0274010U (OSRAM) | 1990-06-06 | 
| JPH0725922Y2 true JPH0725922Y2 (ja) | 1995-06-14 | 
Family
ID=8199593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP1989134811U Expired - Lifetime JPH0725922Y2 (ja) | 1988-11-22 | 1989-11-20 | コンピユータトモグラフ | 
Country Status (4)
| Country | Link | 
|---|---|
| US (1) | US4962513A (OSRAM) | 
| EP (1) | EP0370124B1 (OSRAM) | 
| JP (1) | JPH0725922Y2 (OSRAM) | 
| DE (1) | DE3882372D1 (OSRAM) | 
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US5452720A (en) * | 1990-09-05 | 1995-09-26 | Photoelectron Corporation | Method for treating brain tumors | 
| DE4139150C1 (en) * | 1991-11-28 | 1993-06-24 | Siemens Ag, 8000 Muenchen, De | Computer tomograph with part ring formed X=ray source and detector - has double ring system without complementary interpolation | 
| US6198802B1 (en) * | 1998-10-06 | 2001-03-06 | Cardiac Mariners, Inc. | Scanning beam x-ray source and assembly | 
| US6234671B1 (en) * | 1998-10-06 | 2001-05-22 | Cardiac Mariners, Inc. | X-ray system with scanning beam x-ray source below object table | 
| RU2164081C2 (ru) * | 1999-04-27 | 2001-03-20 | Кванта Вижн, Инк. | Устройство для малоугловой рентгеновской томографии | 
| DE10240628B4 (de) * | 2002-09-03 | 2012-06-21 | Siemens Ag | Röntgenröhre mit Ringanode und Röntgen-System mit einer solchen Röntgenröhre | 
| DE102012005767A1 (de) * | 2012-03-25 | 2013-09-26 | DüRR DENTAL AG | Phasenkontrast-Röntgen-Tomographiegerät | 
| DE102013206252A1 (de) * | 2013-04-09 | 2014-10-09 | Helmholtz-Zentrum Dresden - Rossendorf E.V. | Anordnung zur schnellen Elektronenstrahl-Röntgencomputertomographie | 
| CN110840477B (zh) * | 2019-11-25 | 2023-07-18 | 上海联影医疗科技股份有限公司 | 扫描方法、装置、计算机设备和计算机可读存储介质 | 
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US4041315A (en) * | 1972-05-17 | 1977-08-09 | E M I Limited | Computerized tomography comprising laterally shifting detected beams within a rotated fan of radiation | 
| DE2811464A1 (de) * | 1977-03-17 | 1978-09-21 | Jacob Haimson | Verfahren und vorrichtung zum erzeugen von roentgenstrahlen aus verschiedenen richtungen ohne sich bewegende teile | 
| US4130759A (en) * | 1977-03-17 | 1978-12-19 | Haimson Research Corporation | Method and apparatus incorporating no moving parts, for producing and selectively directing x-rays to different points on an object | 
| US4352021A (en) * | 1980-01-07 | 1982-09-28 | The Regents Of The University Of California | X-Ray transmission scanning system and method and electron beam X-ray scan tube for use therewith | 
| JPS57168645A (en) * | 1981-04-10 | 1982-10-18 | Hitachi Medical Corp | Radioactive ray image photographing apparatus | 
| US4597094A (en) * | 1983-12-01 | 1986-06-24 | Bennett X-Ray Corp. | Automated setting of technic factors for x-ray examinations with a ranging transducer moving in and out of the x-ray beam path | 
| JPS61209641A (ja) * | 1985-03-15 | 1986-09-17 | 株式会社東芝 | X線ct装置 | 
| DE8704182U1 (de) * | 1987-03-20 | 1987-07-09 | Siemens AG, 1000 Berlin und 8000 München | Computertomograph | 
| US4916718A (en) * | 1988-11-23 | 1990-04-10 | Picker International, Inc. | Precision scan position resolver for CT scanners | 
- 
        1988
        - 1988-11-22 EP EP88119417A patent/EP0370124B1/de not_active Expired - Lifetime
- 1988-11-22 DE DE8888119417T patent/DE3882372D1/de not_active Expired - Fee Related
 
- 
        1989
        - 1989-11-02 US US07/430,369 patent/US4962513A/en not_active Expired - Fee Related
- 1989-11-20 JP JP1989134811U patent/JPH0725922Y2/ja not_active Expired - Lifetime
 
Also Published As
| Publication number | Publication date | 
|---|---|
| EP0370124A1 (de) | 1990-05-30 | 
| US4962513A (en) | 1990-10-09 | 
| JPH0274010U (OSRAM) | 1990-06-06 | 
| DE3882372D1 (en) | 1993-08-19 | 
| EP0370124B1 (de) | 1993-07-14 | 
Similar Documents
| Publication | Publication Date | Title | 
|---|---|---|
| JP5433334B2 (ja) | X線ct装置 | |
| US4259582A (en) | Plural image signal system for scanning x-ray apparatus | |
| US7706498B2 (en) | X-ray CT apparatus | |
| JP4460958B2 (ja) | Ctシステム用x線発生器及びスリップリング | |
| EP0467532B1 (en) | Computed tomography system | |
| JPS6396807U (OSRAM) | ||
| JPH0725922Y2 (ja) | コンピユータトモグラフ | |
| US20030076927A1 (en) | X-ray computed tomography apparatus | |
| US20100054395A1 (en) | X-ray computer tomography apparatus | |
| JPWO2009011422A1 (ja) | X線発生装置及びこれを用いたx線ct装置 | |
| US5566220A (en) | X-ray computerized tomography apparatus | |
| US7848790B2 (en) | System and method of imaging using a variable speed for thorax imaging | |
| JP4453322B2 (ja) | 断層撮影装置 | |
| EP0050510B1 (en) | Radiography apparatus | |
| JPS631698B2 (OSRAM) | ||
| JP5716069B2 (ja) | X線ct装置 | |
| JP4220589B2 (ja) | X線撮影装置 | |
| JP2760839B2 (ja) | コンピュータトモグラフィ装置 | |
| Boyd et al. | High-speed, multi-slice, x-ray computed tomography | |
| JPH0441844Y2 (OSRAM) | ||
| JP2605048Y2 (ja) | ヘリカルスキャン型x線ct装置 | |
| JPH0576524A (ja) | X線ct装置 | |
| JPS63181739A (ja) | 放射線受像装置 | |
| JPH01254148A (ja) | X線ctスキヤナ | |
| JPH04292146A (ja) | 電子ビーム走査型x線ct装置 |