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WO2013069842A1 - Dispositif de tomographie assistée par ordinateur - Google Patents

Dispositif de tomographie assistée par ordinateur Download PDF

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Publication number
WO2013069842A1
WO2013069842A1 PCT/KR2011/009158 KR2011009158W WO2013069842A1 WO 2013069842 A1 WO2013069842 A1 WO 2013069842A1 KR 2011009158 W KR2011009158 W KR 2011009158W WO 2013069842 A1 WO2013069842 A1 WO 2013069842A1
Authority
WO
WIPO (PCT)
Prior art keywords
module
scan
stage
light source
computed tomography
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.)
Ceased
Application number
PCT/KR2011/009158
Other languages
English (en)
Korean (ko)
Inventor
김경우
김재희
김규겸
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.)
NANO FOCUS RAY CO Ltd
Original Assignee
NANO FOCUS RAY CO Ltd
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
Application filed by NANO FOCUS RAY CO Ltd filed Critical NANO FOCUS RAY CO Ltd
Publication of WO2013069842A1 publication Critical patent/WO2013069842A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. 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
    • A61B6/03—Computed tomography [CT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph

Definitions

  • the stage module 50 includes a fixed stage 52 fixed to the ground or the case 40; A moving stage 54 coupled to the fixed stage 52 and slidably moved toward the scan module 10; It may include a position adjusting unit 56 installed on the moving stage 54 to adjust the position of the inspection object (90).
  • the computer tomography apparatus rotates the X-ray light source unit 12 and the X-ray sensor unit 14 of the scan module 10 at various angles while the object 90 is positioned to the object 90. Not only can shoot from a variety of angles, there is an effect that can be taken by adjusting the magnification at any position.
  • the object 90 when the object 90 is installed on the moving stage 54 of the stage module 50, when it is necessary to photograph a plurality of objects at the same position, the same object is repeatedly replaced with only the object. The effect is that you can take a picture in succession and compare it.
  • FIG. 1 is a perspective view of a computed tomography apparatus according to an embodiment of the present invention.
  • FIG. 2 is a side view of FIG. 1
  • FIG. 3 is a working example of the stage module shown in FIG.
  • 5 is an operation example 2 of the scan module shown in FIG.
  • FIG. 6 is a perspective view of the stage module shown in FIG.
  • FIG. 7 is a perspective view of the inspection stage shown in FIG.
  • FIG. 8 is a side view of a computed tomography apparatus according to another embodiment of the present invention.
  • One aspect of the present invention is a computer tomography apparatus using X-rays, which receives the X-ray light source unit 12 and X-rays generated by the X-ray light source unit 12 for generating X-rays to convert into an electrical signal
  • a scan module 10 including an X-ray sensor unit 14 to perform computed tomography
  • a transfer module 20 installed with the scan module 10 and linearly moving the scan module 10
  • a rotation module 30 for rotating the transfer module 20;
  • a computer tomography apparatus including a stage module 50 for moving the inspection object 90 between the X-ray light source unit 12 and the X-ray sensor unit 14.
  • the transfer module 20 may include an LM guide 22 for linearly transferring the scan body 16.
  • stage module 50 the fixed stage 52 is fixed to the ground or the case 40;
  • a moving stage 54 coupled to the fixed stage 52 and slidably moved toward the scan module 10; It may include a position adjusting unit 56 installed on the moving stage 54 to adjust the position of the inspection object (90).
  • the X-ray light source unit 12 is configured to generate X-rays in a general CT device, and is provided with an X-ray source, a collimator, and the like.
  • the X-ray light source unit 12 and the X-ray sensor unit 14 is a general configuration bar to those skilled in the art, detailed description thereof will be omitted.
  • the transfer module 20 is fixed to the rotation module 30 and configured to linearly move the scan body 16.
  • the rotation module (30) is fixed to the rotation module 30.
  • an LM guide 22 configured to be relatively moved in a straight line with respect to 30).
  • the LM guide 22 may be configured to be moved by a driving force of a driving motor (not shown), or may be configured to be manually moved by an operator.
  • the scan body 16 is linearly moved through a driving motor.
  • the LM guide 22 includes a first guide 23 fixed to the scan body 16 and a second guide 24 fixed to the rotation module 30.
  • the rotation module 30 is fixed to the case 40 to rotate the second guide 24, and includes a rotation plate 32 fixed to the second guide 24.
  • the rotary plate 32 is configured to rotate by the rotary motor 34, the operator can arbitrarily adjust the rotation angle of the rotary plate 32 through an operation button (not shown).
  • the case 40 includes a vertical frame 42 to which the rotation module 30 is fixed, and a base frame 44 to which the vertical frame 42 is fixed and disposed on the ground.
  • the stage module 50 includes a fixed stage 52 fixed to the base frame 44, a moving stage 54 coupled to the fixed stage 52 and slidably moved toward the scan module 10, and And a positioning unit 56 installed on the moving stage 54 to adjust the position of the computed tomography object.
  • the fixed stage 52 is provided with a guide rail 51 for guiding the moving stage 54 toward the scan module 10 side.
  • the moving stage 54 is moved along the guide rail 51.
  • the movable stage 54 may be provided with an EL guide that is linearly moved by the applied power, or may be configured to be moved by the worker by hand.
  • the position adjusting unit 56 includes a height adjusting unit 57 for adjusting the height of the object 90, and a rotating unit 59 configured to rotate the object 90.
  • the rotating part 59 is fixed to the moving stage 54, and the height adjusting part 57 is installed in the rotating part 59. So, when the rotating unit 59 is rotated, the height adjusting unit 57 and the object 90 is rotated together, unlike the present embodiment even if the rotating unit 59 is installed in the height adjusting unit 57 It is a safe structure.
  • the rotation module 30 is installed on the rear side of the transfer module 20 is configured to rotate the transfer module 20, but unlike the scan module 10 is the rotary module 30 Installed in the), the rotary module 30 may be configured to be installed in the transfer module 20.
  • the operator can inspect the object 90 in two ways.
  • the positioning unit 56 is disposed on the moving stage 54, and the scan module 10 is disposed at an appropriate position and angle for inspection. After the inspection, the object 90 is rotated through the rotation part 59 of the position adjusting unit 59.
  • the distance to the object 90 is adjusted by linearly moving the scan module 10 through the transfer module 20 while rotating the scan module 10 by a predetermined angle.
  • the magnification of the tomography can be adjusted. That is, the computer photographing apparatus according to the present embodiment rotates the X-ray light source unit 12 and the X-ray sensor unit 14 of the scan module 10 at various angles while the object 90 is positioned to the object ( 90) can be taken from a variety of angles as well as the effect that can be taken by adjusting the magnification at any position.
  • the object 90 is installed on the moving stage 54 of the stage module 50, when it is necessary to photograph a plurality of objects at the same position, while repeatedly replacing only the object can be photographed and compared the same portion continuously It has an effect.
  • the X-ray light source unit 12 and the X-ray sensor unit 14 are configured to be linearly moved to the opposite side, the scan body for the relative movement of the X-ray light source unit 12 and X-ray sensor unit 14 Elm guides 12a and 14a for linear movement are arranged at 16, respectively.
  • the linear movement of the X-ray light source unit 12 and the X-ray sensor unit 14 enables not only to adjust magnification during tomography of the object, but also to further optimize the shooting position according to the shape of the object. have.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

La présente invention concerne un dispositif de tomographie assistée par ordinateur utilisant des rayons X, et qui comprend : un module de balayage (10) pour réaliser une tomographie assistée par ordinateur, qui comprend une partie de source de lumière de rayons X (12) pour générer des rayons X et une partie de capteur de rayons X (14) pour recevoir et transformer les rayons X qui sont générés de la partie de source de lumière de rayons X en un signal électrique ; et un module de transport (20), sur lequel le module de balayage (10) est installé, pour décaler de manière linéaire le module de balayage (10) ; un module de rotation (30) pour faire tourner le module de transport (20) ; un boîtier (40) auquel le module de rotation est fixé ; et un module d'étage (50) pour déplacer un objet (90) à inspecter entre la partie de source de lumière de rayons X (12) et la partie de capteur de rayons X (14), l'objet (90) pouvant être capturé depuis une diversité d'angles et même pouvant être capturé depuis une position discrétionnaire par ajustement d'une énergie de grandissement en faisant tourner la partie de source de rayons X (12) et la partie de capteur de rayons X (14) du module de balayage à différents angles alors que l'objet (90) est en place.
PCT/KR2011/009158 2011-11-10 2011-11-29 Dispositif de tomographie assistée par ordinateur Ceased WO2013069842A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0117134 2011-11-10
KR1020110117134A KR101217212B1 (ko) 2011-11-10 2011-11-10 컴퓨터 단층촬영장치

Publications (1)

Publication Number Publication Date
WO2013069842A1 true WO2013069842A1 (fr) 2013-05-16

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PCT/KR2011/009158 Ceased WO2013069842A1 (fr) 2011-11-10 2011-11-29 Dispositif de tomographie assistée par ordinateur

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KR (1) KR101217212B1 (fr)
WO (1) WO2013069842A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101474926B1 (ko) 2013-05-20 2014-12-19 주식회사 나노포커스레이 엑스선 촬영장치
KR101837119B1 (ko) 2016-09-09 2018-03-09 주식회사 쎄크 엑스-레이 배율에 따른 해상도 자동 조절이 가능한 엑스-레이 검사 시스템

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004121289A (ja) * 2002-09-30 2004-04-22 Aloka Co Ltd Ｘ線ｃｔ装置、放射線測定装置及び小動物用容器
JP2004233374A (ja) * 2004-05-17 2004-08-19 Toshiba It & Control Systems Corp コンピュータ断層撮影装置
JP2006105787A (ja) * 2004-10-05 2006-04-20 Shimadzu Corp Ｘ線ｃｔ装置
JP2008064758A (ja) * 2006-09-06 2008-03-21 Yxlon Internatl X-Ray Gmbh Ｘ線ｃｔ検査装置及びｃｔ検査方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004121289A (ja) * 2002-09-30 2004-04-22 Aloka Co Ltd Ｘ線ｃｔ装置、放射線測定装置及び小動物用容器
JP2004233374A (ja) * 2004-05-17 2004-08-19 Toshiba It & Control Systems Corp コンピュータ断層撮影装置
JP2006105787A (ja) * 2004-10-05 2006-04-20 Shimadzu Corp Ｘ線ｃｔ装置
JP2008064758A (ja) * 2006-09-06 2008-03-21 Yxlon Internatl X-Ray Gmbh Ｘ線ｃｔ検査装置及びｃｔ検査方法

Also Published As

Publication number Publication date
KR101217212B1 (ko) 2012-12-31

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