CN105074501B - 放射线检测器和具备该放射线检测器的x射线ct装置 - Google Patents
放射线检测器和具备该放射线检测器的x射线ct装置 Download PDFInfo
- Publication number
- CN105074501B CN105074501B CN201480009145.6A CN201480009145A CN105074501B CN 105074501 B CN105074501 B CN 105074501B CN 201480009145 A CN201480009145 A CN 201480009145A CN 105074501 B CN105074501 B CN 105074501B
- Authority
- CN
- China
- Prior art keywords
- ray
- radiation
- radiation detector
- plate support
- image
- 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.)
- Active
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 78
- 238000001514 detection method Methods 0.000 claims abstract description 79
- 239000000463 material Substances 0.000 claims description 18
- 230000002285 radioactive effect Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 7
- 238000003384 imaging method Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000013480 data collection Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000032900 absorption of visible light Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 210000001835 viscera Anatomy 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
-
- 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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors
-
- 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
- A61B6/4266—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a plurality of detector units
-
- 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
-
- 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
-
- 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
- A61B6/46—Arrangements for interfacing with the operator or the patient
- A61B6/461—Displaying means of special interest
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
- G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
-
- 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
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
-
- 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
- G21K1/025—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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Human Computer Interaction (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Radiation (AREA)
- Computer Vision & Pattern Recognition (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013-045147 | 2013-03-07 | ||
JP2013045147 | 2013-03-07 | ||
PCT/JP2014/055347 WO2014136734A1 (ja) | 2013-03-07 | 2014-03-04 | 放射線検出器とそれを備えたx線ct装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105074501A CN105074501A (zh) | 2015-11-18 |
CN105074501B true CN105074501B (zh) | 2017-12-26 |
Family
ID=51491251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480009145.6A Active CN105074501B (zh) | 2013-03-07 | 2014-03-04 | 放射线检测器和具备该放射线检测器的x射线ct装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9826944B2 (zh) |
JP (1) | JP6395703B2 (zh) |
CN (1) | CN105074501B (zh) |
WO (1) | WO2014136734A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014136734A1 (ja) * | 2013-03-07 | 2014-09-12 | 株式会社 日立メディコ | 放射線検出器とそれを備えたx線ct装置 |
US10646176B2 (en) * | 2015-09-30 | 2020-05-12 | General Electric Company | Layered radiation detector |
JP7242444B2 (ja) * | 2019-06-28 | 2023-03-20 | 富士フイルムヘルスケア株式会社 | 放射線撮像装置 |
CN113017665B (zh) * | 2021-02-03 | 2022-05-27 | 明峰医疗系统股份有限公司 | 一种CT探测器Gap_Size校准板及其校准方法、校准总成 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102686161A (zh) * | 2009-12-16 | 2012-09-19 | 株式会社日立医疗器械 | X射线检测器以及x射线ct装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4560877A (en) * | 1982-12-29 | 1985-12-24 | General Electric Company | Solid state detector module |
JPH1020042A (ja) * | 1996-06-28 | 1998-01-23 | Shimadzu Corp | X線ct用固体検出器 |
US5991357A (en) * | 1997-12-16 | 1999-11-23 | Analogic Corporation | Integrated radiation detecting and collimating assembly for X-ray tomography system |
US6181767B1 (en) * | 1999-04-01 | 2001-01-30 | Analogic Corporation | Integrated, self-aligning X-ray detector |
JP4476471B2 (ja) * | 2000-11-27 | 2010-06-09 | 株式会社東芝 | X線コンピュータ断層撮影装置 |
JP2004151007A (ja) * | 2002-10-31 | 2004-05-27 | Toshiba Corp | 放射線検出器 |
DE102005028411B4 (de) * | 2005-06-20 | 2008-08-21 | Siemens Ag | Kollimator für einen Strahlendetektor und Computertomographiegerät |
US20080101542A1 (en) * | 2006-10-19 | 2008-05-01 | Abdelaziz Ikhlef | Collimator Methods and Apparatus |
JP2008168110A (ja) * | 2006-12-14 | 2008-07-24 | Shimadzu Corp | 散乱線除去グリッドおよびその製造方法 |
WO2010018617A1 (ja) * | 2008-08-11 | 2010-02-18 | 株式会社島津製作所 | 放射線グリッドおよびそれを備えた放射線撮影装置 |
JP2010223837A (ja) | 2009-03-24 | 2010-10-07 | Toshiba Corp | 放射線検出器、x線ct装置、及び放射線検出器の製造方法 |
JP5581321B2 (ja) * | 2009-06-23 | 2014-08-27 | 株式会社日立メディコ | X線ct装置 |
JP4901919B2 (ja) * | 2009-07-13 | 2012-03-21 | 株式会社東芝 | X線コンピュータ断層撮影装置及びx線検出装置製造方法 |
DE102009056722B3 (de) * | 2009-12-02 | 2011-05-12 | Siemens Aktiengesellschaft | Kollimatormodul zum modularen Aufbau eines Kollimators für einen Strahlendetektor und Strahlendetektor |
JP5477000B2 (ja) * | 2010-01-12 | 2014-04-23 | 株式会社島津製作所 | 放射線グリッドおよびそれを搭載した放射線撮影装置、ならびに放射線グリッドの製造方法 |
JP5836011B2 (ja) * | 2010-09-22 | 2015-12-24 | 株式会社東芝 | X線CT(ComputedTomography)装置、放射線検出器及びその製造方法 |
JP2012137443A (ja) * | 2010-12-28 | 2012-07-19 | Ge Medical Systems Global Technology Co Llc | 2次元コリメータモジュール、x線検出器、x線ct装置、2次元コリメータモジュールの組立て方法、および2次元コリメータ装置の製造方法 |
JP2013007630A (ja) * | 2011-06-23 | 2013-01-10 | Hitachi Medical Corp | 放射線検出モジュール、それを用いた放射線検出器およびx線ct装置 |
JP5972606B2 (ja) * | 2012-03-02 | 2016-08-17 | 東芝メディカルシステムズ株式会社 | コリメータ、x線検出器ユニット及びx線コンピュータ断層撮影装置 |
US9318229B2 (en) * | 2012-05-29 | 2016-04-19 | General Electric Company | Collimator plate, collimator module, radiation detecting device, radiography apparatus and assembling method of collimator module |
US9316742B2 (en) * | 2012-12-12 | 2016-04-19 | National Chung Shan Institute Of Science And Technology | Ordering structure of scintillator and fabrication method |
WO2014136734A1 (ja) * | 2013-03-07 | 2014-09-12 | 株式会社 日立メディコ | 放射線検出器とそれを備えたx線ct装置 |
-
2014
- 2014-03-04 WO PCT/JP2014/055347 patent/WO2014136734A1/ja active Application Filing
- 2014-03-04 JP JP2015504305A patent/JP6395703B2/ja active Active
- 2014-03-04 CN CN201480009145.6A patent/CN105074501B/zh active Active
- 2014-03-04 US US14/773,562 patent/US9826944B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102686161A (zh) * | 2009-12-16 | 2012-09-19 | 株式会社日立医疗器械 | X射线检测器以及x射线ct装置 |
Also Published As
Publication number | Publication date |
---|---|
CN105074501A (zh) | 2015-11-18 |
US20160015334A1 (en) | 2016-01-21 |
US9826944B2 (en) | 2017-11-28 |
JP6395703B2 (ja) | 2018-09-26 |
JPWO2014136734A1 (ja) | 2017-02-09 |
WO2014136734A1 (ja) | 2014-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6043474B2 (ja) | タイル構成可能な多面検出器を備える容積測定計算機式断層写真法システム | |
US9579075B2 (en) | Detector array comprising energy integrating and photon counting cells | |
CN101375798B (zh) | 具有第二射线管/检测器修补的ct成像系统和方法 | |
JP6018748B2 (ja) | Ctイメージング・システム | |
US8761333B2 (en) | Low resolution scintillating array for CT imaging and method of implementing same | |
US8942341B2 (en) | Method of dose reduction for CT imaging and apparatus for implementing same | |
JP2012125573A (ja) | 積重ね型フラット・パネルx線検出器アセンブリ及び該検出器アセンブリを製造する方法 | |
JP2012125568A (ja) | 積重ね型x線検出器アセンブリ及び該検出器アセンブリを製造する方法 | |
CN105074501B (zh) | 放射线检测器和具备该放射线检测器的x射线ct装置 | |
US10353085B2 (en) | Radiation detector, detector module, and medical image diagnosis apparatus | |
JP6310703B2 (ja) | 放射線検出器とそれを用いたx線ct装置 | |
JP5661486B2 (ja) | X線検出器及びそれを備えたx線ct装置 | |
JP7106392B2 (ja) | 感度補正方法及び光子計数型検出器 | |
JP6523451B2 (ja) | 放射線検出器とそれを備えたx線ct装置 | |
JP6818592B2 (ja) | コリメータ、放射線検出器、及び放射線検査装置 | |
JP7674154B2 (ja) | 検出素子決定方法 | |
JP7560327B2 (ja) | 放射線検出器 | |
JP5674424B2 (ja) | 放射線検出器とそれを備えたx線ct装置 | |
JP7467178B2 (ja) | コリメータ及びコリメータモジュール | |
JP7249831B2 (ja) | 医用画像診断装置および点検用画像生成方法 | |
JP2024030533A (ja) | 光子計数型のx線画像診断装置及びパイルアップ補正用の較正データの生成方法 | |
JP2022172844A (ja) | 放射線検出器及びx線コンピュータ断層撮影装置 | |
JP2024065926A (ja) | 放射線検出装置、その製造方法、センサモジュール及びct装置 | |
JP2025004390A (ja) | X線画像診断システム、x線画像診断方法、およびプログラム | |
JP2021007511A (ja) | 再構成装置及び放射線診断装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160727 Address after: Tokyo, Japan Applicant after: Hitachi, Ltd. Address before: Tokyo, Japan Applicant before: HITACHI MEDICAL Corp. |
|
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211117 Address after: Chiba County, Japan Patentee after: Fujifilm medical health Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20241028 Address after: Japan Patentee after: FUJIFILM Corp. Country or region after: Japan Address before: Chiba County, Japan Patentee before: Fujifilm medical health Co.,Ltd. Country or region before: Japan |
|
TR01 | Transfer of patent right |