JP2003305035A - 検出器位置及び線源移動をマルチピン・ファントームに基づいて再構成較正するための方法及び装置 - Google Patents
検出器位置及び線源移動をマルチピン・ファントームに基づいて再構成較正するための方法及び装置Info
- Publication number
- JP2003305035A JP2003305035A JP2003045287A JP2003045287A JP2003305035A JP 2003305035 A JP2003305035 A JP 2003305035A JP 2003045287 A JP2003045287 A JP 2003045287A JP 2003045287 A JP2003045287 A JP 2003045287A JP 2003305035 A JP2003305035 A JP 2003305035A
- Authority
- JP
- Japan
- Prior art keywords
- pin
- detector
- estimated
- phantom
- movement pattern
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 43
- 238000003384 imaging method Methods 0.000 claims abstract description 33
- 238000002059 diagnostic imaging Methods 0.000 claims description 18
- 238000012937 correction Methods 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 9
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- 238000010894 electron beam technology Methods 0.000 description 37
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- 238000013459 approach Methods 0.000 description 3
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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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/5205—Means for monitoring or calibrating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/302—Contactless testing
- G01R31/305—Contactless testing using electron beams
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35956202P | 2002-02-25 | 2002-02-25 | |
| US60/359562 | 2002-02-25 | ||
| US10/065699 | 2002-11-11 | ||
| US10/065,700 US7269243B2 (en) | 2002-02-25 | 2002-11-11 | Method and apparatus for controlling electron beam motion based on calibration information |
| US10/065,699 US7006594B2 (en) | 2002-02-25 | 2002-11-11 | Method and apparatus for reconstruction calibration of detector position and source motion based on a multi-pin phantom |
| US10/065700 | 2002-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003305035A true JP2003305035A (ja) | 2003-10-28 |
| JP2003305035A5 JP2003305035A5 (cg-RX-API-DMAC7.html) | 2006-04-06 |
Family
ID=27792088
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003045287A Withdrawn JP2003305035A (ja) | 2002-02-25 | 2003-02-24 | 検出器位置及び線源移動をマルチピン・ファントームに基づいて再構成較正するための方法及び装置 |
| JP2003045288A Withdrawn JP2003265458A (ja) | 2002-02-25 | 2003-02-24 | 較正情報に基づき電子ビーム移動を制御するための方法及び装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003045288A Withdrawn JP2003265458A (ja) | 2002-02-25 | 2003-02-24 | 較正情報に基づき電子ビーム移動を制御するための方法及び装置 |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP1346689A3 (cg-RX-API-DMAC7.html) |
| JP (2) | JP2003305035A (cg-RX-API-DMAC7.html) |
| CN (2) | CN1326091C (cg-RX-API-DMAC7.html) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100403988C (zh) * | 2004-04-29 | 2008-07-23 | Ge医疗系统环球技术有限公司 | X射线几何结构测定方法及x射线ct装置 |
| DE102005007938A1 (de) * | 2005-02-23 | 2006-08-31 | Siemens Ag | Vorrichtung bzw. Verfahren zum Einstellen einer relativen Verschiebestellung zweier Bauteile einer medizinischen Einrichtung |
| CN100381103C (zh) * | 2005-03-22 | 2008-04-16 | 东软飞利浦医疗设备系统有限责任公司 | 一种ct机几何参数校正方法 |
| DE102006032607B4 (de) | 2006-07-11 | 2011-08-25 | Carl Zeiss Industrielle Messtechnik GmbH, 73447 | Anordnung zur Erzeugung elektromagnetischer Strahlung und Verfahren zum Betreiben der Anordnung |
| EP2536339B1 (en) | 2010-02-18 | 2024-05-15 | Maui Imaging, Inc. | Point source transmission and speed-of-sound correction using multi-aperture ultrasound imaging |
| US9131869B2 (en) * | 2010-05-11 | 2015-09-15 | Rhythmia Medical, Inc. | Tracking using field mapping |
| JP6092109B2 (ja) | 2010-10-13 | 2017-03-08 | マウイ イマギング，インコーポレーテッド | 凹面超音波トランスデューサ及び３ｄアレイ |
| TW201336478A (zh) | 2011-12-01 | 2013-09-16 | Maui Imaging Inc | 使用以回音為基及多孔徑都卜勒超音波之移動偵測 |
| EP2816958B1 (en) | 2012-02-21 | 2020-03-25 | Maui Imaging, Inc. | Determining material stiffness using multiple aperture ultrasound |
| JP6399999B2 (ja) | 2012-03-26 | 2018-10-03 | マウイ イマギング，インコーポレーテッド | 重み付け係数を適用することによって超音波画像の質を改善するためのシステム及び方法 |
| WO2014026185A1 (en) * | 2012-08-10 | 2014-02-13 | Maui Imaging, Inc. | Calibration of multiple aperture ultrasound probes |
| CN103676827A (zh) | 2012-09-06 | 2014-03-26 | Ip音乐集团有限公司 | 用于远程控制音频设备的系统和方法 |
| US10512441B2 (en) | 2013-08-29 | 2019-12-24 | Siemens Healthcare Gmbh | Computed tomography having motion compensation |
| US9883848B2 (en) | 2013-09-13 | 2018-02-06 | Maui Imaging, Inc. | Ultrasound imaging using apparent point-source transmit transducer |
| US10401493B2 (en) | 2014-08-18 | 2019-09-03 | Maui Imaging, Inc. | Network-based ultrasound imaging system |
| CN107613878B (zh) | 2015-03-30 | 2021-04-06 | 毛伊图像公司 | 用于检测物体运动的超声成像系统和方法 |
| JP6553290B2 (ja) | 2015-09-23 | 2019-07-31 | プリズマティック、センサーズ、アクチボラグＰｒｉｓｍａｔｉｃ Ｓｅｎｓｏｒｓ Ａｂ | 入射するｘ線の方向に対するエッジオン型ｘ線検出器の配向の決定 |
| CN108778530B (zh) | 2016-01-27 | 2021-07-27 | 毛伊图像公司 | 具有稀疏阵列探测器的超声成像 |
| CN111261313B (zh) * | 2020-01-17 | 2021-01-05 | 桂林狮达技术股份有限公司 | 带电粒子束加工设备扫描系统校准标定方法 |
| WO2024212134A1 (en) * | 2023-04-12 | 2024-10-17 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for position correction of imaging planes of a multi-energy computed tomograph apparatus |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US4344183A (en) * | 1980-04-14 | 1982-08-10 | Radiation Measurements, Inc. | Measuring tool for computer assisted tomographic scanner |
| US4631741A (en) * | 1984-04-05 | 1986-12-23 | Imatron, Inc. | Beam spot monitoring arrangement for use in a scanning electron beam computed tomography scanner and method |
| JPH01185246A (ja) * | 1988-01-19 | 1989-07-24 | Toshiba Corp | Ｘ線撮影装置 |
| EP0463187B1 (de) * | 1990-06-19 | 1995-05-03 | Siemens Aktiengesellschaft | Medizinische Vorrichtung |
| DE19608497C2 (de) * | 1996-03-05 | 2002-05-02 | Siemens Ag | Röntgendiagnostikgerät |
| US5712895A (en) * | 1997-01-14 | 1998-01-27 | Picker International, Inc. | Rotational digital subtraction angiography phantom |
| DE19703556A1 (de) * | 1997-01-31 | 1998-08-06 | Philips Patentverwaltung | Verfahren und Anordnung zur Positionsbestimmung bei der Röntgenbildgebung |
| US5841835A (en) * | 1997-03-31 | 1998-11-24 | General Electric Company | Apparatus and method for automatic monitoring and assessment of image quality in x-ray systems |
| US5923727A (en) * | 1997-09-30 | 1999-07-13 | Siemens Corporate Research, Inc. | Method and apparatus for calibrating an intra-operative X-ray system |
| US6148057A (en) * | 1998-11-02 | 2000-11-14 | Analogic Corporation | Apparatus and method for calibrating detectors in a computed tomography scanner |
| US6325539B1 (en) * | 1998-12-31 | 2001-12-04 | General Electric Company | Calibration simplification for a computed tomograph system |
| US6292171B1 (en) * | 1999-03-31 | 2001-09-18 | Seiko Epson Corporation | Method and apparatus for calibrating a computer-generated projected image |
| DE19926098C2 (de) * | 1999-06-08 | 2003-05-15 | Siemens Ag | Röntgenaufnahmeeinrichtung |
-
2003
- 2003-02-24 JP JP2003045287A patent/JP2003305035A/ja not_active Withdrawn
- 2003-02-24 JP JP2003045288A patent/JP2003265458A/ja not_active Withdrawn
- 2003-02-25 CN CNB031070531A patent/CN1326091C/zh not_active Expired - Fee Related
- 2003-02-25 CN CNB031070523A patent/CN100337591C/zh not_active Expired - Fee Related
- 2003-02-25 EP EP03251120A patent/EP1346689A3/en not_active Withdrawn
- 2003-02-25 EP EP03251107A patent/EP1346688A3/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP1346689A3 (en) | 2003-12-03 |
| EP1346688A3 (en) | 2003-12-03 |
| CN1326091C (zh) | 2007-07-11 |
| CN1444182A (zh) | 2003-09-24 |
| JP2003265458A (ja) | 2003-09-24 |
| EP1346689A2 (en) | 2003-09-24 |
| CN1443512A (zh) | 2003-09-24 |
| EP1346688A2 (en) | 2003-09-24 |
| CN100337591C (zh) | 2007-09-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060221 |
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| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060221 |
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| A761 | Written withdrawal of application |
Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20080410 |