WO2006033225A1 - X線透視装置 - Google Patents
X線透視装置 Download PDFInfo
- Publication number
- WO2006033225A1 WO2006033225A1 PCT/JP2005/016115 JP2005016115W WO2006033225A1 WO 2006033225 A1 WO2006033225 A1 WO 2006033225A1 JP 2005016115 W JP2005016115 W JP 2005016115W WO 2006033225 A1 WO2006033225 A1 WO 2006033225A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ray
- fluoroscopic
- optical
- sample stage
- optical 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.)
- Ceased
Links
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
- G01N23/22—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 measuring secondary emission from the material
- G01N23/223—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 measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
-
- 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
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/076—X-ray fluorescence
Definitions
- the present invention relates to an industrial X-ray fluoroscopy device, and more particularly to an X-ray fluoroscopy device suitable for observing an internal defect such as an aluminum case without breaking it.
- an inspection object (perspective object) is fixed between an X-ray source and an X-ray detector.
- An X-ray fluoroscopic apparatus in which a sample stage that moves and rotates is known (see, for example, Patent Document 1).
- the position and orientation of the fluoroscopic object based on the position and rotation angle of the sample stage are generally determined by an operator while viewing an X-ray fluoroscopic image, or provided on an apparatus cover or the like.
- the sample stage drive mechanism is operated while confirming the position and orientation of the actual fluoroscopic object through the observation window.
- Patent Document 1 Japanese Patent Laid-Open No. 2003-279502
- the present invention has been made in view of such a situation, and in addition to the fluoroscopic direction of the fluoroscopic object without performing operations such as confirming the fluoroscopic position and the fluoroscopic direction by reducing the magnification, the fluoroscopic position
- the challenge is to provide an X-ray fluoroscopy system that is always intuitive and easy to grasp.
- an X-ray source and an X-ray detector are arranged to face each other, and a sample stage for fixing the fluoroscopic object is interposed between them.
- the sample stage is provided with an X-ray fluoroscopy device provided with a drive mechanism that moves and rotates the sample stage relative to the pair of the X-ray source and the X-ray detector.
- the state of the fluoroscopic object viewed from the X-ray fluoroscopic direction from the plurality of optical images stored in the storage means based on the position and rotation state of the sample stage when observing the X-ray fluoroscopic image Select the optical image closest to the It characterized by that it comprises an optical image display means.
- the optical image display means superimposes the optical image of the fluoroscopic object on the screen of the display so as to be at least one of the position and direction of the X-ray optical axis.
- a configuration that displays a marker representing one of the above can be suitably employed.
- the optical image display means captures from a direction orthogonal to the X-ray fluoroscopic direction in addition to the optical image closest to the state of the fluoroscopic object viewed from the X-ray fluoroscopic direction. It is possible to adopt a configuration in which the shaded optical image is displayed on the display unit simultaneously or in a switchable manner.
- the relationship between the X-ray optical axis and the fluoroscopic object is moved by moving a marker representing the position and Z or direction of the X-ray optical axis on the display. It is also possible to adopt a configuration provided with a control means for automatically driving the drive mechanism so as to coincide with the position and z or direction of the last best one.
- the optical (appearance image) of the fluoroscopic object is photographed and stored from a plurality of directions before the fluoroscopic (inspection) work by the optical camera provided in the apparatus.
- an optical image closest to the state of the fluoroscopic object viewed from the X-ray fluoroscopic direction is displayed on the display at that time. In this way, the operator can always confirm the appearance of the fluoroscopic object viewed from the X-ray fluoroscopic direction during fluoroscopic work, and can intuitively determine from which direction the fluoroscopic object is being viewed. it can.
- a device that displays a marker representing the position and Z or direction of the X-ray optical axis on the optical image displayed on the display device.
- a marker representing the position and Z or direction of the X-ray optical axis on the optical image displayed on the display device.
- the X-ray fluoroscopic apparatus in addition to the above-described optical image, if an optical image taken from a direction orthogonal to the optical image is displayed simultaneously or switchably, the front and back can be distinguished.
- the fluoroscopic direction can be easily determined even for difficult fluoroscopic objects, and the X-ray optical axis direction can be easily displayed in combination with the marker display in the X-ray fluoroscopic apparatus.
- an optical image of the fluoroscopic object viewed from the X-ray fluoroscopic direction is displayed on the display device, so that the operator confirms the fluoroscopic direction and position by reducing the fluoroscopic magnification as in the past. Therefore, it is possible to intuitively know from which direction the fluoroscopic object is always being seen.
- a marker representing the position and z or direction of the X-ray optical axis is superimposed on the optical image viewed from the X-ray fluoroscopic direction. For example, it is possible to intuitively grasp not only the perspective direction but also the center of the visual field of the perspective.
- the X-ray fluoroscopic direction can be obtained by displaying an optical image taken from a direction orthogonal to the optical image in which the X-ray fluoroscopic force is also viewed.
- the marker can be easily displayed on the X-ray fluoroscopic apparatus.
- the relationship between the actual fluoroscopic object and the X-ray optical axis coincides with the relationship between the moved marker and the optical image due to the movement of the marker on the optical image.
- the sample stage is configured to automatically drive and control, it is possible to intuitively change the fluoroscopic direction and Z or fluoroscopic position of the fluoroscopic object.
- FIG. 1 is a configuration diagram of an embodiment of the present invention, showing a schematic diagram showing a mechanical configuration and a block diagram showing a system configuration.
- FIG. 2 is a diagram showing an example of an optical image obtained by photographing the appearance of a fluoroscopic object W by the CCD camera 5 in the embodiment of the present invention.
- FIG. 3 is an explanatory diagram of a display example of the display device 13 in the embodiment of the present invention.
- FIG. 4 is an explanatory diagram of a display example of a display according to another embodiment of the present invention.
- FIG. 5 is a diagram showing the relationship between the fluoroscopic object W and the X-ray optical axis L in the display state of FIG. Explanation of symbols
- FIG. 1 is a configuration diagram of an embodiment of the present invention, which shows a schematic diagram showing a mechanical configuration and a block diagram showing a system configuration.
- An X-ray detector 2 is disposed horizontally facing the X-ray source 1, and a fluoroscope is interposed therebetween.
- a sample stage 3 for mounting the object W is arranged.
- the sample stage 3 has a moving mechanism for moving in the X-ray optical axis direction (X-axis direction) from the X-ray source 1, the y-axis direction orthogonal to the X-axis direction on the horizontal plane, and the vertical z-axis direction.
- Each of these mechanisms is driven and controlled by a drive signal from a 5-axis control device 4 placed under the control of the personal computer 11.
- the X-ray detector 2 is a combination of an image intensifier and a CCD, or a panel type detector, and its output is incorporated in the personal computer 11 and taken into the capsule board 12a.
- the live image is displayed on the display 13 as an X-ray fluoroscopic image.
- a CCD camera 5 is arranged adjacent to the X-ray source 1!
- the optical axis of this CCD camera 5 is set on the same horizontal plane as the X-ray optical axis L from the X-ray source 1, and the X-ray optical axis L force is also shifted on the horizontal plane by a known angle ⁇ .
- This CCD camera 5 is for photographing the fluoroscopic object W on the sample stage 3 from a plurality of directions prior to the X-ray fluoroscopic as shown below, and its output is incorporated in the personal computer 11.
- An optical image (appearance image) of the fluoroscopic object W taken in from another direction and captured from another direction is stored in the storage device 14.
- the sample stage 3 After placing the fluoroscopic object W on the sample stage 3, prior to the X-ray fluoroscopy, the sample stage 3 is driven to sequentially change the posture of the fluoroscopic object W, as shown in FIG. To photograph appearance images of a plurality of postures. This photographing operation is automatically performed by giving a command to that effect to the personal computer 11. That is, for example, when the sample stage 3 is located at the origin position, ⁇ is rotated around the rotation axis R over 360 °, for example, at intervals of several degrees to several tens of degrees.
- the appearance of the fluoroscopic object W is photographed by tilting ⁇ around the tilting axis T in several steps in increments of several degrees at each angle of ⁇ , and stored in these storage devices 14.
- the optical image may be too large or too small. This can be dealt with by providing the CCD camera 5 with a zoom function or by providing a digital zoom function with the personal computer 11.
- the display 13 includes an X-ray fluoroscopic image of the fluoroscopic object W and an optical image (appearance image) of the fluoroscopic object W stored in the storage device 14.
- the optical image O closest to the fluoroscopic object W viewed from the X-ray fluoroscopic direction is selected and displayed. This selection is based on the rotation angle ⁇ of the sample stage 3 and the current rotation angle ⁇ is corrected by the angle ( ⁇ - ⁇ ) of the X-ray detector 2 side of the optical axis of the CCD camera 5 with respect to the X-ray optical axis L. This is done by selecting an optical image taken at the same tilt angle as the tilt angle ⁇ of the sample stage 3 at the current point.
- the position of the X-ray optical axis L is displayed by the marker ⁇ in such a manner as to be superimposed on such an optical image ⁇ .
- This marker ⁇ is always located at the center of the screen of the optical image ⁇ , and when the sample table 3 is moved in the y and z axis directions from the origin position, the optical image O of the fluoroscopic object W is scrolled by the corresponding dimension. Move on the screen.
- the optical image O may be fixed and the position of the marker M may be moved.
- the operator can cause the specimen stage 3 to approach the X-ray source 1 side in the X-axis direction and see through the fluoroscopic object W under a high fluoroscopic magnification.
- the operator can cause the specimen stage 3 to approach the X-ray source 1 side in the X-axis direction and see through the fluoroscopic object W under a high fluoroscopic magnification.
- it is possible to sensuously grasp which part of the fluoroscopic object W is viewed through the center of the visual field.
- an optical image stored in advance in the storage device an image obtained by changing two parameters ⁇ and ⁇ to a plurality of values is photographed.
- ⁇ is 5 °. If the images are taken at different intervals, 72 images are needed by themselves, and if the ⁇ is changed at each angle, the required number of optical images O becomes enormous. To avoid this, the parameter is only ⁇ , and ⁇ can be dealt with in the way the marker is displayed.
- FIG. 4 is an explanatory diagram of the display example, and this display corresponds to a state in which the fluoroscopic object W is inclined by ⁇ as shown in FIG. That is, in this example, light
- the optical image Ol viewed from the X-ray fluoroscopic direction similar to the previous example and the directional force orthogonal to the optical image 02 as shown in the previous example are displayed as the academic image, and X-ray light is displayed on each of these optical images Ol, 02.
- Markers Ml and M2 representing the axis are displayed in a superimposed manner.
- the marker Ml superimposed on the optical image Ol is a point representing the position of the X-ray optical axis L as in the previous example, and the marker M2 superimposed on the optical image 02 is given an angle corresponding to the tilt angle ⁇ shown in FIG. Line.
- optical images Ol, 02 orthogonal to each other are simultaneously displayed is shown.
- these optical images Ol, 02 are selectively switched. It can be configured to display.
- the force shown in the example in which the tilt mechanism is provided on the sample stage 3 For this tilt, the X-ray source 1 and the X-ray detector 2 are integrally held by a C-shaped frame or the like.
- the CCD camera 5 may also be tilted with respect to the sample stage 3.
- the CCD camera 5 and the X-ray source 1 may be held together by a frame or the like.
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/663,502 US7477723B2 (en) | 2004-09-22 | 2005-09-02 | X-ray fluoroscope |
| KR1020077006103A KR100876255B1 (ko) | 2004-09-22 | 2005-09-02 | X 선 투시 장치 |
| CN200580031911XA CN101023341B (zh) | 2004-09-22 | 2005-09-02 | X射线透视装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004275240A JP4143859B2 (ja) | 2004-09-22 | 2004-09-22 | X線透視装置 |
| JP2004-275240 | 2004-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006033225A1 true WO2006033225A1 (ja) | 2006-03-30 |
Family
ID=36089989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/016115 Ceased WO2006033225A1 (ja) | 2004-09-22 | 2005-09-02 | X線透視装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7477723B2 (ja) |
| JP (1) | JP4143859B2 (ja) |
| KR (1) | KR100876255B1 (ja) |
| CN (1) | CN101023341B (ja) |
| WO (1) | WO2006033225A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112889119A (zh) * | 2018-10-15 | 2021-06-01 | 东京溶接有限公司 | 无损自动检查系统 |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4609643B2 (ja) * | 2005-02-03 | 2011-01-12 | 株式会社島津製作所 | X線ct装置 |
| CN101467886B (zh) * | 2007-12-28 | 2013-07-24 | Ge医疗系统环球技术有限公司 | X射线成像设备和荧光图像显示设备 |
| ATE531421T1 (de) | 2008-01-31 | 2011-11-15 | Medtronic Inc | Elektroden-leitungs-verbindung mit bildgebung nach der implantation |
| JP2009216679A (ja) * | 2008-03-13 | 2009-09-24 | Shimadzu Corp | X線透視検査装置 |
| US8995731B2 (en) * | 2008-11-26 | 2015-03-31 | Medtronic, Inc. | Image-based characterization of implanted medical leads |
| KR101048291B1 (ko) * | 2009-02-19 | 2011-07-13 | 한국전기연구원 | 위상대조 기반 x선 듀얼 영상수집 장치 및 그 방법 |
| US20110093042A1 (en) * | 2009-10-21 | 2011-04-21 | Medtronic, Inc. | Stimulation with utilization of case electrode |
| US8744591B2 (en) | 2009-10-21 | 2014-06-03 | Medtronic, Inc. | Storing image of therapy region in implantable medical device |
| US8996123B2 (en) * | 2009-10-21 | 2015-03-31 | Medtronic, Inc. | Managing electrical stimulation therapy based on variable electrode combinations |
| US8571677B2 (en) * | 2009-10-21 | 2013-10-29 | Medtronic, Inc. | Programming techniques for stimulation with utilization of case electrode |
| US8538538B2 (en) * | 2009-11-25 | 2013-09-17 | Medtronic, Inc. | Medical electrical stimulation with implantable simulated case electrode |
| US9814885B2 (en) | 2010-04-27 | 2017-11-14 | Medtronic, Inc. | Stimulation electrode selection |
| US9320901B2 (en) | 2010-04-28 | 2016-04-26 | Medtronic, Inc. | Stimulation with utilization of non-selected electrode |
| US8560080B2 (en) | 2010-06-11 | 2013-10-15 | Medtronic, Inc. | Programming techniques for controlling rate of change of electrical stimulation therapy |
| CN102128843A (zh) * | 2010-12-24 | 2011-07-20 | 鹤壁佳多科工贸有限责任公司 | 一种植物检疫x光机 |
| WO2012125519A2 (en) | 2011-03-11 | 2012-09-20 | The United States Of America As Represented By The Secretary Of The Army | Method and apparatus for macro photographic stereo imaging |
| US8406890B2 (en) | 2011-04-14 | 2013-03-26 | Medtronic, Inc. | Implantable medical devices storing graphics processing data |
| JP5510387B2 (ja) * | 2011-05-10 | 2014-06-04 | 株式会社島津製作所 | X線検査装置 |
| EP2884900B1 (en) | 2012-08-17 | 2018-03-07 | Koninklijke Philips N.V. | Camera-based visual adustment of a movable x-ray imaging system |
| JP2016099308A (ja) | 2014-11-26 | 2016-05-30 | 株式会社日立ハイテクサイエンス | 蛍光x線分析装置及び蛍光x線分析方法 |
| EP3473187B1 (en) | 2015-07-23 | 2020-10-28 | Samsung Electronics Co., Ltd. | X-ray apparatus and method |
| CZ2017777A3 (cs) * | 2017-12-05 | 2019-07-03 | Radalytica s.r.o. | Způsob nedestruktivního zobrazování vnitřní struktury a zařízení k provádění tohoto způsobu |
| ES2726373B2 (es) * | 2018-04-04 | 2022-05-10 | Consejo Superior Investigacion | Equipo compacto de fotografia macro extremo |
| WO2019210766A1 (en) | 2018-05-02 | 2019-11-07 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Foldable screen assembly and electronic device |
| US11413461B2 (en) | 2019-11-25 | 2022-08-16 | Medtronic, Inc. | Independent control of electrical stimulation amplitude for electrodes for delivery of electrical stimulation therapy |
| US11879854B2 (en) | 2020-09-23 | 2024-01-23 | Baker Hughes Oilfield Operations Llc | Positioning of x-ray imaging system using an optical camera |
| US12109418B2 (en) | 2020-11-25 | 2024-10-08 | Medtronic, Inc. | Segmented lead independent electrode control for sensing or adaptive stimulation |
| JP7563304B2 (ja) * | 2021-06-16 | 2024-10-08 | トヨタ自動車株式会社 | X線ct装置及び画像生成方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158208A (ja) * | 1990-10-22 | 1992-06-01 | Toshiba Corp | X線検査装置 |
| JPH06317542A (ja) * | 1993-05-10 | 1994-11-15 | Toshiba Corp | 放射線透視検査装置 |
| JPH11118736A (ja) * | 1997-10-14 | 1999-04-30 | Hitachi Eng & Service Co Ltd | X線診断装置および診断方法 |
| JP3203766B2 (ja) * | 1992-05-15 | 2001-08-27 | ソニー株式会社 | X線位置合わせ確認方法、x線位置合わせ確認・位置合わせ方法、及びx線検査装置 |
| JP2003202304A (ja) * | 2001-12-28 | 2003-07-18 | Toshiba Corp | 放射線非破壊検査装置および同検査方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7802858A (nl) * | 1978-03-16 | 1979-09-18 | Philips Nv | Roentgenfluorescopie-inrichting. |
| US5605531A (en) * | 1994-04-08 | 1997-02-25 | Tilane Corporation | Apparatus for use with endoscopy and fluoroscopy for automatic switching between video modes |
| JP3554172B2 (ja) * | 1998-01-09 | 2004-08-18 | キヤノン株式会社 | 放射線撮影装置 |
| JP3942467B2 (ja) | 2002-03-25 | 2007-07-11 | 東芝Itコントロールシステム株式会社 | X線透視検査装置 |
| DE10232681A1 (de) * | 2002-07-18 | 2004-01-29 | Siemens Ag | Verfahren und Vorrichtung zur Positionierung eines Patienten in einem medizinischen Diagnose-oder Therapiegerät |
-
2004
- 2004-09-22 JP JP2004275240A patent/JP4143859B2/ja not_active Expired - Fee Related
-
2005
- 2005-09-02 CN CN200580031911XA patent/CN101023341B/zh not_active Expired - Fee Related
- 2005-09-02 WO PCT/JP2005/016115 patent/WO2006033225A1/ja not_active Ceased
- 2005-09-02 US US11/663,502 patent/US7477723B2/en not_active Expired - Fee Related
- 2005-09-02 KR KR1020077006103A patent/KR100876255B1/ko not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158208A (ja) * | 1990-10-22 | 1992-06-01 | Toshiba Corp | X線検査装置 |
| JP3203766B2 (ja) * | 1992-05-15 | 2001-08-27 | ソニー株式会社 | X線位置合わせ確認方法、x線位置合わせ確認・位置合わせ方法、及びx線検査装置 |
| JPH06317542A (ja) * | 1993-05-10 | 1994-11-15 | Toshiba Corp | 放射線透視検査装置 |
| JPH11118736A (ja) * | 1997-10-14 | 1999-04-30 | Hitachi Eng & Service Co Ltd | X線診断装置および診断方法 |
| JP2003202304A (ja) * | 2001-12-28 | 2003-07-18 | Toshiba Corp | 放射線非破壊検査装置および同検査方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112889119A (zh) * | 2018-10-15 | 2021-06-01 | 东京溶接有限公司 | 无损自动检查系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101023341A (zh) | 2007-08-22 |
| KR20070053759A (ko) | 2007-05-25 |
| CN101023341B (zh) | 2011-06-29 |
| JP4143859B2 (ja) | 2008-09-03 |
| JP2006090792A (ja) | 2006-04-06 |
| US7477723B2 (en) | 2009-01-13 |
| US20070286341A1 (en) | 2007-12-13 |
| KR100876255B1 (ko) | 2008-12-26 |
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