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

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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Withdrawn
Application number
JP2003045287A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003305035A5 (enExample
Inventor
Erik Chell
エリック・チェル
John Couch
ジョン・クーチ
Paul Magnuson
ポール・マグヌスン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US10/065,700 external-priority patent/US7269243B2/en
Priority claimed from US10/065,699 external-priority patent/US7006594B2/en
Application filed by GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Publication of JP2003305035A publication Critical patent/JP2003305035A/ja
Publication of JP2003305035A5 publication Critical patent/JP2003305035A5/ja
Withdrawn legal-status Critical Current

Links

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)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Measurement Of Radiation (AREA)
JP2003045287A 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 Withdrawn JP2003305035A (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US35956202P 2002-02-25 2002-02-25
US60/359562 2002-02-25
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
US10/065699 2002-11-11
US10/065700 2002-11-11

Publications (2)

Publication Number Publication Date
JP2003305035A true JP2003305035A (ja) 2003-10-28
JP2003305035A5 JP2003305035A5 (enExample) 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) EP1346688A3 (enExample)
JP (2) JP2003305035A (enExample)
CN (2) CN1326091C (enExample)

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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
WO2011103303A2 (en) 2010-02-18 2011-08-25 Maui Imaging, Inc. Point source transmission and speed-of-sound correction using mult-aperture ultrasound imaging
US8694074B2 (en) * 2010-05-11 2014-04-08 Rhythmia Medical, Inc. Electrode displacement determination
EP2627257B1 (en) 2010-10-13 2019-04-17 Maui Imaging, Inc. Concave ultrasound transducers and 3d arrays
CN104105449B (zh) 2011-12-01 2018-07-17 毛伊图像公司 使用基于声脉冲和多孔多普勒超声的运动检测
CN107028623B (zh) 2012-02-21 2020-09-01 毛伊图像公司 使用多孔超声确定材料刚度
WO2013148673A1 (en) 2012-03-26 2013-10-03 Maui Imaging, Inc. Systems and methods for improving ultrasound image quality by applying weighting factors
WO2014026185A1 (en) * 2012-08-10 2014-02-13 Maui Imaging, Inc. Calibration of multiple aperture ultrasound probes
US20140064513A1 (en) 2012-09-06 2014-03-06 MUSIC Group IP Ltd. System and method for remotely controlling audio equipment
CN105682558B (zh) * 2013-08-29 2020-02-21 西门子保健有限责任公司 具有运动补偿的计算机断层摄影术
US9883848B2 (en) 2013-09-13 2018-02-06 Maui Imaging, Inc. Ultrasound imaging using apparent point-source transmit transducer
JP6722656B2 (ja) 2014-08-18 2020-07-15 マウイ イマギング，インコーポレーテッド ネットワークベース超音波イメージングシステム
EP3277187B1 (en) 2015-03-30 2022-05-04 Maui Imaging, Inc. Ultrasound imaging methods for detecting object motion
US9903958B2 (en) 2015-09-23 2018-02-27 Prismatic Sensors Ab Obtaining measurement information from an edge-on X-ray detector and determining the orientation of an edge-on X-ray detector with respect to the direction of incoming X-rays
US10856846B2 (en) 2016-01-27 2020-12-08 Maui Imaging, Inc. Ultrasound imaging with sparse array probes
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
JP7724853B2 (ja) 2020-10-21 2025-08-18 マウイ イマギング，インコーポレーテッド 多数開口超音波を用いた組織の特徴付けのためのシステム及び方法
EP4236811A4 (en) 2020-11-02 2024-10-09 Maui Imaging, Inc. Systems and methods for improving ultrasound image quality
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

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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
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DE19926098C2 (de) * 1999-06-08 2003-05-15 Siemens Ag Röntgenaufnahmeeinrichtung

Also Published As

Publication number Publication date
CN100337591C (zh) 2007-09-19
EP1346689A3 (en) 2003-12-03
CN1443512A (zh) 2003-09-24
EP1346688A2 (en) 2003-09-24
CN1444182A (zh) 2003-09-24
JP2003265458A (ja) 2003-09-24
EP1346689A2 (en) 2003-09-24
CN1326091C (zh) 2007-07-11
EP1346688A3 (en) 2003-12-03

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