JP2002541896A - 半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法 - Google Patents
半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法Info
- Publication number
- JP2002541896A JP2002541896A JP2000611814A JP2000611814A JP2002541896A JP 2002541896 A JP2002541896 A JP 2002541896A JP 2000611814 A JP2000611814 A JP 2000611814A JP 2000611814 A JP2000611814 A JP 2000611814A JP 2002541896 A JP2002541896 A JP 2002541896A
- Authority
- JP
- Japan
- Prior art keywords
- detector
- projection
- data
- projection data
- ray
- 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
- 238000002591 computed tomography Methods 0.000 title claims abstract description 104
- 238000000034 method Methods 0.000 title claims description 116
- 238000009499 grossing Methods 0.000 claims abstract description 68
- 230000007704 transition Effects 0.000 claims abstract description 37
- 230000008569 process Effects 0.000 claims description 24
- 238000004422 calculation algorithm Methods 0.000 claims description 11
- 230000004044 response Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 description 44
- 238000013170 computed tomography imaging Methods 0.000 description 8
- 238000013480 data collection Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 238000003491 array Methods 0.000 description 6
- 238000012937 correction Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000009897 systematic effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 102100033041 Carbonic anhydrase 13 Human genes 0.000 description 1
- 101000867860 Homo sapiens Carbonic anhydrase 13 Proteins 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012360 testing 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 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Theoretical Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Pulmonology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Image Input (AREA)
- Image Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12939899P | 1999-04-15 | 1999-04-15 | |
| US60/129,398 | 1999-04-15 | ||
| US16650099P | 1999-11-19 | 1999-11-19 | |
| US60/166,500 | 1999-11-19 | ||
| PCT/US2000/010170 WO2000062674A1 (en) | 1999-04-15 | 2000-04-14 | Half field of view reduced-size ct detector |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010254398A Division JP5194095B2 (ja) | 1999-04-15 | 2010-11-15 | 半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002541896A true JP2002541896A (ja) | 2002-12-10 |
| JP2002541896A5 JP2002541896A5 (enExample) | 2007-06-14 |
Family
ID=26827535
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000611814A Pending JP2002541896A (ja) | 1999-04-15 | 2000-04-14 | 半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法 |
| JP2010254398A Expired - Lifetime JP5194095B2 (ja) | 1999-04-15 | 2010-11-15 | 半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010254398A Expired - Lifetime JP5194095B2 (ja) | 1999-04-15 | 2010-11-15 | 半撮影域のみをカバーする縮小サイズ検出器を利用するコンピュータ断層撮影システムに用いる装置及び方法 |
Country Status (5)
| Country | Link |
|---|---|
| JP (2) | JP2002541896A (enExample) |
| CN (1) | CN1210000C (enExample) |
| AU (1) | AU4352400A (enExample) |
| DE (1) | DE10081367T1 (enExample) |
| WO (1) | WO2000062674A1 (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006250842A (ja) * | 2005-03-14 | 2006-09-21 | Toshiba Corp | 核医学診断装置 |
| JP2018501062A (ja) * | 2014-12-30 | 2018-01-18 | 上海▲優▼医基医▲療▼▲器▼械有限公司 | コンピュータ断層撮影方法及び装置 |
| JP2020501795A (ja) * | 2016-12-21 | 2020-01-23 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | スケーリングラジオグラフィ再構成 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2820045A1 (fr) | 2001-01-29 | 2002-08-02 | Chabunda Christophe Mwanza | Dispositif bilina-imatron de stereoradiotherapie par acceleration et collision des particules des 2 faisceaux d'irriadiation synchrones associe a un dispositif de verification instantannee de delivrance des radiations |
| US7099428B2 (en) | 2002-06-25 | 2006-08-29 | The Regents Of The University Of Michigan | High spatial resolution X-ray computed tomography (CT) system |
| GB2422759B (en) * | 2004-08-05 | 2008-07-16 | Elekta Ab | Rotatable X-ray scan apparatus with cone beam offset |
| WO2007020318A2 (en) * | 2005-08-17 | 2007-02-22 | Palodex Group Oy | X-ray imaging apparatus and x-ray imaging method for eccentric ct scanning |
| CN100435733C (zh) * | 2005-12-31 | 2008-11-26 | 清华大学 | X-ct扫描系统 |
| EP2053972B1 (en) | 2006-08-17 | 2013-09-11 | Koninklijke Philips Electronics N.V. | Computed tomography image acquisition |
| US8290119B2 (en) | 2007-01-24 | 2012-10-16 | Imaging Sciences International Llc | Adjustable scanner |
| WO2008152562A1 (en) | 2007-06-11 | 2008-12-18 | Koninklijke Philips Electronics N.V. | Imaging system and imaging method for imaging a region of interest |
| CN102124496B (zh) * | 2008-05-09 | 2013-05-29 | 皇家飞利浦电子股份有限公司 | 用于产生活动对象的图像的设备 |
| RU2529478C2 (ru) | 2009-01-21 | 2014-09-27 | Конинклейке Филипс Электроникс Н.В. | Способ и устройство для формирования изображений в большом поле зрения, и детектирования и компенсации артефактов движения |
| CN107714072B (zh) * | 2017-11-20 | 2019-09-20 | 中国科学院高能物理研究所 | 缺失数据的补偿方法、计算机断层扫描成像方法及系统 |
| US10426424B2 (en) | 2017-11-21 | 2019-10-01 | General Electric Company | System and method for generating and performing imaging protocol simulations |
| CN111374693A (zh) * | 2018-12-27 | 2020-07-07 | 有方(合肥)医疗科技有限公司 | 口腔ct |
| CN117257340A (zh) * | 2023-11-21 | 2023-12-22 | 北京朗视仪器股份有限公司 | 一种异形探测器、医疗影像设备以及图像补全方法 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614912A (ja) * | 1992-05-08 | 1994-01-25 | General Electric Co <Ge> | コンピュータ断層撮影システムで画像を作成する方法と装置 |
| JPH06209927A (ja) * | 1992-12-15 | 1994-08-02 | Toshiba Corp | ヘリカルスキャン方式のコンピュータ断層撮影装置 |
| US5400379A (en) * | 1994-02-25 | 1995-03-21 | General Electric Company | Multi-slice x-ray CT using a detector mask |
| JPH0824674B2 (ja) * | 1986-03-31 | 1996-03-13 | 株式会社東芝 | X線ct装置 |
| JPH10290798A (ja) * | 1997-04-17 | 1998-11-04 | Ge Yokogawa Medical Syst Ltd | 投影データ測定方法および装置並びにx線ct装置 |
| JPH1128204A (ja) * | 1997-05-22 | 1999-02-02 | Siemens Ag | X線ct装置 |
| WO1999005967A1 (en) * | 1997-08-01 | 1999-02-11 | Analogic Corporation | Asymmetric detector halfscan ct reconstruction |
-
2000
- 2000-04-14 WO PCT/US2000/010170 patent/WO2000062674A1/en not_active Ceased
- 2000-04-14 CN CN 00800601 patent/CN1210000C/zh not_active Expired - Fee Related
- 2000-04-14 DE DE10081367T patent/DE10081367T1/de not_active Withdrawn
- 2000-04-14 JP JP2000611814A patent/JP2002541896A/ja active Pending
- 2000-04-14 AU AU43524/00A patent/AU4352400A/en not_active Abandoned
-
2010
- 2010-11-15 JP JP2010254398A patent/JP5194095B2/ja not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0824674B2 (ja) * | 1986-03-31 | 1996-03-13 | 株式会社東芝 | X線ct装置 |
| JPH0614912A (ja) * | 1992-05-08 | 1994-01-25 | General Electric Co <Ge> | コンピュータ断層撮影システムで画像を作成する方法と装置 |
| JPH06209927A (ja) * | 1992-12-15 | 1994-08-02 | Toshiba Corp | ヘリカルスキャン方式のコンピュータ断層撮影装置 |
| US5400379A (en) * | 1994-02-25 | 1995-03-21 | General Electric Company | Multi-slice x-ray CT using a detector mask |
| JPH10290798A (ja) * | 1997-04-17 | 1998-11-04 | Ge Yokogawa Medical Syst Ltd | 投影データ測定方法および装置並びにx線ct装置 |
| JPH1128204A (ja) * | 1997-05-22 | 1999-02-02 | Siemens Ag | X線ct装置 |
| WO1999005967A1 (en) * | 1997-08-01 | 1999-02-11 | Analogic Corporation | Asymmetric detector halfscan ct reconstruction |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006250842A (ja) * | 2005-03-14 | 2006-09-21 | Toshiba Corp | 核医学診断装置 |
| JP2018501062A (ja) * | 2014-12-30 | 2018-01-18 | 上海▲優▼医基医▲療▼▲器▼械有限公司 | コンピュータ断層撮影方法及び装置 |
| JP2020501795A (ja) * | 2016-12-21 | 2020-01-23 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | スケーリングラジオグラフィ再構成 |
| JP7159165B2 (ja) | 2016-12-21 | 2022-10-24 | コーニンクレッカ フィリップス エヌ ヴェ | スケーリングラジオグラフィ再構成 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU4352400A (en) | 2000-11-02 |
| DE10081367T1 (de) | 2001-06-28 |
| JP5194095B2 (ja) | 2013-05-08 |
| WO2000062674A1 (en) | 2000-10-26 |
| CN1210000C (zh) | 2005-07-13 |
| JP2011031070A (ja) | 2011-02-17 |
| CN1300201A (zh) | 2001-06-20 |
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