CN205910139U - Coaxial phase contrast of microfocus X -ray source class formation of image automatic system - Google Patents
Coaxial phase contrast of microfocus X -ray source class formation of image automatic system Download PDFInfo
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- CN205910139U CN205910139U CN201620823099.XU CN201620823099U CN205910139U CN 205910139 U CN205910139 U CN 205910139U CN 201620823099 U CN201620823099 U CN 201620823099U CN 205910139 U CN205910139 U CN 205910139U
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Abstract
The utility model relates to a X -ray imaging technique field, concretely relates to coaxial phase contrast of microfocus X -ray source class formation of image automatic system, the utility model discloses a: rotary platform, this rotary platform middle part is equipped with the sample platform, and the outside of this sample platform is equipped with little focus light source spare, the quantity of focus light source spare is more than two a little, and it is all installed on rotary platform, this rotary platform's the outside is provided with annular detector, met image transmitter on this detector, image transmitter transmits image data to the main control unit in, this main control unit is used for rotary platform, little focus light source spare to control to with received image data transmission to this control terminal in, this control terminal is connected with this main control unit for send control command to main control unit, and carry out analysis and reconstruction with received image data, obtain the CT image. The utility model discloses imaging speed is faster in scanning, and it is more convenient to place the sample, and is convenient for adjust the intensity of light source and the distance between light source and the sample, has improved experimental efficiency.
Description
Technical field
This utility model is related to Computer Control Technology field and in particular to a kind of micro- focusing x-ray source quasi-coaxial phase contrast becomes
As automated system.
Background technology
Started from 1896, x-ray is just applied in medical science development；Through the development of more than 100 years, x-ray technique was
Through highly developed, become a kind of conventional inspection of hospital and treatment meanss.
X-ray is applied to medical diagnosiss, and the penetration of Main Basiss x-ray, differential absorption, photosensitization and fluorescence are made
With.When human body is passed through due to x-ray, absorbed by different degrees of, the amount that such as the x-ray amount of bone absorption absorbs than muscle will
Many, then the x-ray amount after human body is just different, such Portable belt partes corporis humani divides the information of Density Distribution, glimmering
The fluorescence causing on optical screen or on photographic film or the power of photosensitization just have bigger difference, thus on fluorescent screen or
The shade of different densities be would indicate that on film.According to the contrast of shadow intensity, in conjunction with clinical diagnosises, you can judge this portion of human body
Whether position is normal.X-ray absorption is imaged for sclerous tissueses such as skeletons, can obtain good image；But for blood vessel, fat
The soft tissues such as fat, muscle, mammary gland, x-ray imaging technique obtain image be blur, differentiate unclear.
X-ray phase contrast imaging is a kind of new technique developing in recent years, passes through the phase place change of material by detecting x-ray
(i.e. phase shift) is being imaged.In theory, for the soft tissue of human body, x-ray phase contrast imaging technology can provide ratio
Conventional suction becomes image contrast and the measurement sensitivity of thousand times of image height.
At present, also in experimental stage, existing laboratory x-ray line phase-contrast is imaged scheme to x-ray phase contrast imaging technology
As shown in figure 1, its major part is Microfocus X-ray light source and detector.But program imaging is less, image taking speed relatively slow it is impossible to ct
Imaging, imaging efficiency is not also high.
Utility model content
For overcoming drawbacks described above, this utility model provides a kind of micro- focusing x-ray source in-line X-ray phase contrast imaging automated system.
The purpose of this utility model is achieved through the following technical solutions:
This utility model is a kind of micro- focusing x-ray source in-line X-ray phase contrast imaging automated system, comprising: image-forming assembly and control
Assembly processed；
Described image-forming assembly includes: rotation platform, and described rotation platform is provided with and carries out Spin Control to this rotation platform
Rotation Controllers；
It is provided with sample stage, the outside of described sample stage is provided with Microfocus X-ray light source component in the middle part of described rotation platform；
The quantity of described Microfocus X-ray light source component is two or more, and it is mounted on rotation platform, described Microfocus X-ray light
Light source controller for being controlled to this Microfocus X-ray light source component is connected on the part of source, described light source controller is used for controlling light source
Switch and luminous power；
The outside of described rotation platform is fixedly installed the detector of annular, and the x that each Microfocus X-ray light source component is sent penetrates
Line is all in after sample stage, being incident to described detector；Image transmitter is connected on described detector, described image is transmitted
The view data that device is used for being collected detector is transmitted in the master controller to control assembly；
Described control assembly includes: master controller and control terminal；
Described master controller is connected with Rotation Controllers, light source controller and image transmitter respectively, and it is used for according to control
The control instruction that terminal processed is sent is driven to Rotation Controllers, light source controller, and the view data receiving is passed
Transport in described control terminal；
Described control terminal is connected with described master controller, for sending control instruction to master controller, and will receive
To view data be analyzed and rebuild, obtain ct image.
Further, described sample stage is provided with hoistable platform and translation platform, and described hoistable platform is connected to elevating control
Device, translation platform is connected to translational controller, described lifting controller and translational controller are connected with master controller, for liter
Fall platform carries out elevating control translation and controls.
Further, the lower section of described Microfocus X-ray light source component is provided with the translation rail set by along the radial direction of rotation platform
Road, described Microfocus X-ray light source component is arranged on this translation track by translating platform activity.
Further, the quantity of described Microfocus X-ray light source component be between three, and two adjacent Microfocus X-ray light source component away from
From equal.
Further, described control terminal is industrial computer.
Further, described detector is ccd detector.
System scanning imagery speed of the present utility model faster, and is easy between intensity and light source and the sample of regulation light source
Distance, because sample size is different before improving, constantly between adjustment light source and sample distance disadvantage, improve experiment effect
Rate.
Brief description
For ease of explanation, this utility model is described in detail by following preferred embodiments and accompanying drawing.
Fig. 1 is the schematic diagram that in prior art, line phase-contrast is imaged scheme；
Fig. 2 is the overall structure diagram in this utility model.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, further describes to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain this reality
With new, it is not used to limit this utility model.
Refer to Fig. 1 to Fig. 2, this utility model is a kind of micro- focusing x-ray source in-line X-ray phase contrast imaging automated system, bag
Include: image-forming assembly i and control assembly ii；
Described image-forming assembly i includes: rotation platform 3, and described rotation platform 3 is provided with and this rotation platform 3 is rotated
The Rotation Controllers 7 controlling；
It is provided with sample stage 1, the outside of described sample stage 1 is provided with Microfocus X-ray light source component 2 in the middle part of described rotation platform 3；
The quantity of described Microfocus X-ray light source component 2 is two or more, and it is mounted on rotation platform 3, described Microfocus X-ray
Light source controller 8 for being controlled to this Microfocus X-ray light source component 2 is connected on light source component 2；This light source controller 8 is used for controlling
Light source switch and brightness size；
The outside of described rotation platform 3 is fixedly installed the detector 4 of annular, the x that each Microfocus X-ray light source component 2 is sent
Ray, all after by sample stage 1, is incident in described detector 4；Image transmitter 5, described figure are connected on described detector 4
As the view data that transmitter 5 is used for being collected detector 4 is transmitted in the master controller 9 to control assembly；
Described control assembly ii includes: master controller 9 and control terminal 10；
Described master controller 9 respectively with sample stage controller 6, Rotation Controllers 7, light source controller 8 and image transmitter 5
Connect, it is used for the control instruction being sent according to control terminal 10 to Rotation Controllers 7, light source controller 8 and sample stage control
Device 6 processed is driven, and the view data receiving is transmitted to described control terminal 10；
Described control terminal 10 is connected with described master controller 9, for sending control instruction to master controller 9, and will
The view data receiving is analyzed and rebuilds, and obtains ct image.
Further, described sample stage 1 is provided with hoistable platform and translation platform, and described hoistable platform is connected to sample stage control
Device 6 processed, described sample stage controller 6 is connected with master controller 9, for carrying out motor control to sample stage.Make the sample stage 1 can
Move and move horizontally to do to be vertically moved up or down, sample stage 1 is arranged below elevator and translation track.
Further, the lower section of described Microfocus X-ray light source component 2 is provided with the translation track set by along the radius of rotation platform 3,
Described Microfocus X-ray light source component 2 is arranged on this translation track by translating platform activity.Translation track is provided with flat for controlling
So that light source can do the motion of two dimensions, one is to follow rotation platform 3 along circular arc to the translation motor moving platform movement
Direction rotates, and another is to do translational motion along radial direction.Along circular arc direction, 1 ° of corotating of rotation 60 times every time,
This motion is by electric rotating machine control.Radial motion is driven by the piezoelectric ceramic motor being fixed on rotation platform 3, is responsible for adjusting light
The distance between source and sample stage 1.
Further, the quantity of described Microfocus X-ray light source component 2 is between three, and two adjacent Microfocus X-ray light source component 2
Apart from equal.Three Microfocus X-ray light source component 2 line angles are 60 °, and keep constant.
Further, described control terminal 10 is industrial computer.
Further, described detector 4 is ccd detector.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.
Claims (6)
1. a kind of micro- focusing x-ray source in-line X-ray phase contrast imaging automated system is it is characterised in that include: image-forming assembly and control
Assembly；
Described image-forming assembly includes: rotation platform, and described rotation platform is provided with the rotation that this rotation platform is carried out with Spin Control
Transcoder controller；
It is provided with sample stage, the outside of described sample stage is provided with Microfocus X-ray light source component in the middle part of described rotation platform；
The quantity of described Microfocus X-ray light source component is two or more, and it is mounted on rotation platform, described Microfocus X-ray light source component
On be connected to light source controller for being controlled to this Microfocus X-ray light source component；
The outside of described rotation platform is fixedly installed the detector of annular, and the x-ray that each Microfocus X-ray light source component is sent is equal
In after sample stage, being incident to described detector；Image transmitter is connected on described detector, described image transmitter is used
In the master controller during the view data being collected detector is transmitted to control assembly；
Described control assembly includes: master controller and control terminal；
Described master controller is connected with Rotation Controllers, light source controller, sample stage controller and image transmitter respectively, its use
In the control instruction being sent according to control terminal, Rotation Controllers, light source controller and sample stage controller are driven,
And transmit the view data receiving to described control terminal；
Described control terminal is connected with described master controller, for sending control instruction to master controller, and will receive
View data is analyzed and rebuilds, and obtains ct image.
2. micro- focusing x-ray source in-line X-ray phase contrast imaging automated system according to claim 1 is it is characterised in that described
Sample stage is provided with hoistable platform and translation platform, described hoistable platform is connected to lifting controller, described translation platform is connected to
Translational controller, described lifting controller and translational controller are all sample stage controller, are connected with master controller, for liter
Fall platform is lifted and is translated control.
3. micro- focusing x-ray source in-line X-ray phase contrast imaging automated system according to claim 2 is it is characterised in that described
The lower section of Microfocus X-ray light source component is provided with the translation track set by along the radial direction of rotation platform, and described Microfocus X-ray light source component is led to
Cross translation platform activity to be arranged on this translation track.
4. micro- focusing x-ray source in-line X-ray phase contrast imaging automated system according to claim 3 is it is characterised in that described
The quantity of Microfocus X-ray light source component is three, and the distance between two adjacent Microfocus X-ray light source component are equal.
5. micro- focusing x-ray source in-line X-ray phase contrast imaging automated system according to claim 4 is it is characterised in that described
Control terminal is industrial computer.
6. micro- focusing x-ray source in-line X-ray phase contrast imaging automated system according to claim 5 is it is characterised in that described
Detector is ccd detector.
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| CN201620823099.XU CN205910139U (en) | 2016-08-01 | 2016-08-01 | Coaxial phase contrast of microfocus X -ray source class formation of image automatic system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226333A (en) * | 2016-08-01 | 2016-12-14 | 中国科学院深圳先进技术研究院 | A kind of micro-focusing X source in-line X-ray phase contrast imaging automated system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226333A (en) * | 2016-08-01 | 2016-12-14 | 中国科学院深圳先进技术研究院 | A kind of micro-focusing X source in-line X-ray phase contrast imaging automated system |
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