CN106683964A - Double-window X-ray bulb tube and X-ray camera system - Google Patents
Double-window X-ray bulb tube and X-ray camera system Download PDFInfo
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- CN106683964A CN106683964A CN201611267707.4A CN201611267707A CN106683964A CN 106683964 A CN106683964 A CN 106683964A CN 201611267707 A CN201611267707 A CN 201611267707A CN 106683964 A CN106683964 A CN 106683964A
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- 238000012216 screening Methods 0.000 claims description 54
- 208000019300 CLIPPERS Diseases 0.000 claims description 44
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 claims description 44
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 10
- 229910052750 molybdenum Inorganic materials 0.000 claims description 10
- 239000011733 molybdenum Substances 0.000 claims description 10
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 239000010937 tungsten Substances 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 9
- 239000011133 lead Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000004846 x-ray emission Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/16—Vessels; Containers; Shields associated therewith
- H01J35/18—Windows
-
- 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
- A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
-
- 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
- A61B6/44—Constructional features of apparatus for radiation diagnosis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/18—Windows, e.g. for X-ray transmission
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- X-Ray Techniques (AREA)
Abstract
The invention provides a double-window X-ray bulb tube which comprises a pipe sleeve, a cathode and an anode target. The pipe sleeve is provided with a first X-ray window and a second X-ray window, the plane where the first X-ray window is located is perpendicular to the plane where the second X-ray window is located, the cathode is provided with an electron transmitting device, and an X-ray generated when electrons emitted by the electron transmitting device impact the anode target is emitted through the first X-ray window or the second X-ray window; the pipe sleeve is provided with a first baffle and a second baffle, the first baffle shields the X-ray emitted through the first X-ray window, and the second baffle shields the X-ray emitted through the second X-ray window. According to the double-window X-ray bulb tube, on the premise that the double-window X-ray bulb tube (or pipe sleeve) does not rotate, the X-rays are emitted in the two mutually perpendicular directions simultaneously.
Description
The application is to submit Patent Office of the People's Republic of China, Application No. 201310022283.5, invention name on 01 22nd, 2013
The referred to as divisional application of the Chinese patent application of " double window X-ray bulb and X-ray shooting system ".
Technical field
The present invention relates to Medical Imaging, more specifically to a kind of double window X-ray bulb and X-ray system
System.
Prior art
The X-ray shooting system of traditional x-ray imaging technology, including high tension generator, bulb and flat panel detector are high
Pressure generator produces DC high-voltage and is loaded on bulb so as to produce the X-ray for diagnosing image, and the X-ray passes through people
After the testees such as body, received by flat panel detector.
In the X-ray shooting system of existing x-ray imaging technology, level bed scanning and column scanning two will be supported simultaneously
The pattern of kind.A window is only provided with typically on the pipe box of existing bulb, enable bulb to project X-ray from the window opened, but
To support that level bed scanning and column scan both of which simultaneously, it is necessary to which bulb (or pipe box of bulb) can be rotated, with suitable
Answer different scan patterns.Specific embodiment is as follows：
When system is with level bed scan pattern as acquisition mode, bulb needs to project X-ray from underface, now bulb
Window on pipe box faces the flat panel detector on the level bed of underface.When system is changed into the collection of column scan pattern
During mode, bulb needs to project X-ray from dead ahead, and now bulb (or pipe box of bulb) needs to be rotated by 90 ° so that bulb
Flat panel detector on the positive column of window on pipe box (i.e. window place plane is perpendicular to level bed).
So when X-ray shooting system supports that column scanning and level bed scan both of which simultaneously, needing design make
The frame for movement that bulb (or pipe box of bulb) rotates is meeting demand.As bulb (or pipe box of bulb) rotation is controlled,
Increased the difficulty of X-ray shooting system design；Meanwhile, the precision of rotation cannot ensure, easily cause larger error；This
Outward, bulb (or pipe box of bulb) machinery rotation is needed in switched scan pattern, it is time-consuming longer, the comfort level of patient can be affected
And the collecting efficiency and throughput of camera chain.
The content of the invention
To solve, X-ray shooting system design difficulty using bulb of the prior art is big, running accuracy cannot ensure
And the defect such as time-consuming during switched scan pattern, the present invention provide one kind can make X-ray shooting system Machine Design it is simple,
The fast double window X-ray bulb of high precision and switched scan mode speed.
The present invention also provides that a kind of Machine Design is simple, the X-ray that high precision and switched scan mode speed are fast
System.
According to an aspect of the present invention, the present invention provides a kind of double window X-ray bulb, including pipe box, negative electrode and anode
Target, is provided with the first X-ray window and the second X-ray window on the pipe box, plane and institute that first X-ray window is located
The plane for stating the second X-ray window place is mutually perpendicular to, and the negative electrode is provided with electron emitting device, and the electron emitting device is sent out
The X-ray that plate target described in the electronic impact penetrated is produced is penetrated by first X-ray window or second X-ray window
Go out；The pipe box is provided with first baffle and second baffle, and the first baffle shielding is projected by first X-ray window
X-ray, X-ray of the second baffle shielding by second X-ray window injection.
In another scheme, the electron emitting device includes the first electron emitting device and the second electron emission dress
Put, the X-ray that plate target described in the electronic impact of the first electron emitting device transmitting is produced is by the first X-ray window
Mouth is projected；The X-ray that plate target described in the electronic impact of the second electron emitting device transmitting is produced is penetrated by the 2nd X
Linear window is projected.
In another scheme, first electron emitting device is projected as the first throwing plate target place plane
Shadow, be projected as second projection of second electron emitting device in plate target place plane, the center of the plate target
At the plate target place, plane is projected as the 3rd projection, and described first projects to the distance of the 3rd projection with described the
Two project to it is described 3rd projection distance it is equal, and it is described first projection and it is described 3rd project line and described second
The line of projection and the described 3rd projection is mutually perpendicular to.
In another scheme, first electron emitting device includes the first filament and the second filament, first lamp
Described in the electronic impact that the intensity of the X-ray that plate target described in the electronic impact of silk transmitting is produced is launched more than second filament
The intensity of the X-ray that plate target is produced.
In another scheme, second electron emitting device includes triple-filament and the 4th filament, the 3rd lamp
Described in the electronic impact that the intensity of the X-ray that plate target described in the electronic impact of silk transmitting is produced is launched more than the 4th filament
The intensity of the X-ray that plate target is produced.
In another scheme, the electron emitting device includes the 3rd electron emitting device, the 3rd electron emission
Device can be produced around the central rotation of the plate target, plate target described in the electronic impact of the 3rd electron emitting device transmitting
Raw X-ray is projected by first X-ray window or second X-ray window.
In another scheme, the 3rd electron emitting device includes the 5th filament and the 6th filament, the 5th lamp
Described in the electronic impact that the intensity of the X-ray that plate target described in the electronic impact of silk transmitting is produced is launched more than the 6th filament
The intensity of the X-ray that plate target is produced.
In another scheme, the 3rd electron emitting device is connected with the first motor, and described first drives electricity
Machine is electrically connected with first control circuit, and the first control circuit controls first motor and drives the 3rd electronics
Discharger, makes the 3rd electron emitting device around the central rotation of the plate target.
In another scheme, the material of the first baffle and the second baffle be lead, molybdenum, tungsten or by with lead, molybdenum,
Alloy of the tungsten for main component.
In another scheme, the first baffle is located on the outer wall of the pipe box or on inwall, the second baffle
On the outer wall of the pipe box or on inwall.
In another scheme, the first baffle is connected with the second motor, second motor and second
Control circuit is electrically connected with, and the second control circuit controls second motor and drives the first baffle motion.
In another scheme, the solid barrier that the first baffle is matched with first X-ray window for shape, institute
State pipe box and be provided with the first guide rail, the first guide rail described in driving lower edge of the first baffle in second motor is slided
It is dynamic, to control the opening or closure of first X-ray window.
In another scheme, the first baffle is the blind window that shape is matched with first X-ray window, described
First baffle includes the first blade, and second motor drives the first blade movement of the first baffle, to control
State the opening or closure of the first X-ray window.
In another scheme, the second baffle is connected with the 3rd motor, the 3rd motor and the 3rd
Control circuit is electrically connected with, and the 3rd control circuit controls the 3rd motor and drives the second baffle motion.
In another scheme, the solid plate washer that the second baffle is matched with second X-ray window for shape, institute
State pipe box and be provided with the second guide rail, the second guide rail described in driving lower edge of the second baffle in the 3rd motor is slided
It is dynamic, to control the opening or closure of second X-ray window.
In another scheme, the second baffle is the blind window that shape is matched with second X-ray window, described
Second baffle includes the second blade, and the 3rd motor drives the second blade movement of the second baffle, to control
State the opening or closure of the second X-ray window.
According to another aspect of the present invention, the present invention provides a kind of X-ray shooting system, including：Beam-defining clipper, flat board
Detector and above-mentioned double window X-ray bulb, the X-ray shooting system supports that level bed scanning and column scan two kinds simultaneously
Pattern.
In another scheme, the beam-defining clipper includes the first beam-defining clipper and the second beam-defining clipper, and first beam-defining clipper sets
Outside the first X-ray window, second beam-defining clipper is outside the second X-ray window.
In another scheme, the first ray-screening board of first beam-defining clipper is connected with the 4th motor, and the described 4th
Motor and the 4th control circuit are electrically connected with, and the 4th control circuit controls the 4th motor and drives described the
One ray-screening board, makes the X-ray projected by first X-ray window be shielded or not shielded.
In another scheme, the second ray-screening board of second beam-defining clipper is connected with the 5th motor, and the described 5th
Motor and the 5th control circuit are electrically connected with, and the 5th control circuit controls the 5th motor and drives described the
Two ray-screening board, make the X-ray projected by second X-ray window be shielded or not shielded.
In another scheme, the beam-defining clipper includes the 3rd beam-defining clipper, and the 3rd beam-defining clipper is penetrated located at an X
Outside linear window and second X-ray window.
In another scheme, the 3rd ray-screening board of the 3rd beam-defining clipper is connected with the 6th motor, and the described 6th
Motor and the 6th control circuit are electrically connected with, and the 6th control circuit controls the 6th motor and drives described the
Three ray-screening board, the X for making the X-ray projected by first X-ray window and/or being projected by second X-ray window
Ray is shielded or is not shielded.
In another scheme, when the X-ray shooting system is with column scan pattern as acquisition mode, the flat board is visited
Survey device and can receive the X-ray projected by second X-ray window, do not receive by first X-ray window
The X-ray of injection；When the X-ray shooting system is with level bed scan pattern as acquisition mode, the flat panel detector can connect
The X-ray projected by first X-ray window is received, the X-ray projected by the second X-ray window 214 is not received.
In another scheme, the flat panel detector includes the first flat panel detector and the second flat panel detector, described
First flat panel detector is fixed in level bed, and first flat panel detector receives the X projected by first X-ray window
Ray；Second flat panel detector is fixed on column, and second flat panel detector is received by the second X-ray window
The X-ray that mouth is projected.
In another scheme, the flat panel detector includes the 3rd flat panel detector, and the 3rd flat panel detector connects
Receive the X-ray projected by first X-ray window or by second X-ray window.
The present invention provide double window X-ray bulb, can under the premise of bulb (or pipe box of bulb) is non-rotary, while
Launch X-ray in two mutually orthogonal directions, can so make corresponding X-ray shooting system knuckle ball pipe (or
The pipe box of bulb) on the premise of simultaneously support that level bed scanning and column scan both of which.Such design and prior art phase
Than X-ray shooting system Machine Design and move it is simple, without the need for consideration in different scanning pattern bulb (or the pipe of bulb
Set) rotation；X-ray crevice projection angle and route are fixed, and will not cause corresponding X because of the rotation of bulb (or pipe box of bulb)
The error of ray crevice projection angle；When different scan patterns are switched, it is not necessary to bulb (or pipe box of bulb) machinery rotation, speed
Degree is faster.
Description of the drawings
Fig. 1 is the space structure schematic diagram of the double window X-ray bulb of the present invention；
Fig. 2 is that the center of the first X-ray emission device, the second X-ray emission device and plate target is flat at plate target place
The schematic diagram of face projection；
Fig. 3 is that first control circuit controls threeth X-ray emission device edge of the first motor driving on negative electrode
The schematic diagram of the central rotation of plate target；
Fig. 4 is the schematic diagram that second control circuit controls that the second motor drives first baffle to slide along the first rail；
Fig. 5 is the structural representation of the X-ray shooting system of the double window X-ray bulb with the present invention.
Specific embodiment
Below, describe the embodiment of the double window X-ray bulb and X-ray shooting system of the present invention with reference to the accompanying drawings.Need note
Meaning, the embodiments described herein are in order that those skilled in the art's understanding present invention offer, can not be understood as
It is limitation of the present invention.
Fig. 1 is the space structure schematic diagram of the double window X-ray bulb 108 of the present invention.As shown in figure 1, double window X-ray bulb
108 include pipe box 202, negative electrode 204 and plate target 206.The first X-ray window 212 and the second X-ray window are provided with pipe box 202
Mouth 214,212 place plane of the first X-ray window and 214 place plane of the second X-ray window are mutually perpendicular to.Negative electrode 204 is provided with
Electron emitting device 220, the X-ray that the electronic impact plate target 206 of the transmitting of electron emitting device 220 is produced are penetrated by an X
Linear window 212 or the second X-ray window 214 are projected.
Used as a kind of preferred version, electron emitting device 220 includes the first electron emitting device 208 and the second electron emission
Device 210.First electron emitting device 208 includes that the first filament and the second filament, the first filament and the second filament can be launched
Electronic impact plate target 206 produces X-ray.The electricity launched by first filament and the second filament of the first electron emitting device 208
Son is clashed into the X-ray of the generation of plate target 206 and is projected by the first X-ray window 212.Wherein, the electronics of the first filament transmitting hits
The intensity of X-ray of the generation of plate target 206 is hit more than the X-ray of the generation of electronic impact plate target 206 of the second filament transmitting
Intensity.
Second electron emitting device 210 includes that triple-filament and the 4th filament, triple-filament and the 4th filament can be launched
Electronic impact plate target 206 produces X-ray.The electricity launched by the triple-filament and the 4th filament of the second electron emitting device 210
Son is clashed into the X-ray of the generation of plate target 206 and is projected by the second X-ray window 214.Wherein, the electronics of triple-filament transmitting hits
The intensity of X-ray of the generation of plate target 206 is hit more than the X-ray of the generation of electronic impact plate target 206 of the 4th filament transmitting
Intensity.
Fig. 2 is the center of the first X-ray emission device 208, the second X-ray emission device 210 and plate target 206 in anode
The schematic diagram of 206 place plane projection of target.With reference to Fig. 1 and Fig. 2, the first electron emitting device 208 is in 206 place plane of plate target
Be projected as the first projection 302, the second electron emitting device 210 is projected as the second projection 206 place plane of plate target
304, the center of plate target 206 is projected as the 3rd projection 306 in 206 place plane of plate target.First projection 302 to the 3rd is thrown
The distance of shadow 306 is equal with the distance of 304 to the 3rd projection 306 of the second projection, and the first projection 302 and the 3rd projection 306
Line 308 with second projection 304 and the 3rd projection 306 line 310 be mutually perpendicular to.
Fig. 3 is that control the first motor 404 of first control circuit 406 drives the 3rd X-ray on negative electrode 204 to send out
Schematic diagram of the injection device 402 around the central rotation of plate target 206.With reference to Fig. 3 and Fig. 1, as another kind of preferred version, located at the moon
Electron emitting device 220 on pole 204 includes the 3rd electron emitting device 402, and the 3rd electron emitting device 402 can be around plate target
206 central rotation.The X-ray that the electronic impact plate target 206 of the transmitting of the 3rd electron emitting device 402 is produced passes through an X
Ray window 212 or the second X-ray window 214 are projected.
3rd electron emitting device 402 includes that the 5th filament and the 6th filament, the 5th filament and the 6th filament can be launched
Electronic impact plate target 206 produces X-ray.And the X-ray that the electronic impact plate target 206 of the 5th filament transmitting is produced is strong
Intensity of the degree more than the X-ray of the generation of electronic impact plate target 206 of the 6th filament transmitting.
Further, the 3rd electron emitting device 402 is connected with the first motor 404, the first motor 404 and
One control circuit 406 is electrically connected with.Control the first motor 404 of first control circuit 406 drives the 3rd electron emitting device
402, the 3rd electron emitting device 402 is made around the central rotation of plate target 206.
As one embodiment, when the 3rd 402 location A in figure 3 of electron emitting device, the 3rd electron emitting device
The X-ray that 402 electronic impact plate target 206 is produced is projected by the first X-ray window 212.First control circuit 406 is controlled
When first motor 404 drives the 3rd electron emitting device 402 to move to B location by location A in Fig. 3, the 3rd electron emission
The X-ray that the electronic impact plate target 206 of device 402 is produced is projected by the second X-ray window 214.Equally, the first control electricity
Road 406 can also control the first motor 404 and drive the 3rd electron emitting device 402 to move to location A by B location in Fig. 3.
Further, as shown in figure 1, pipe box 202 is provided with first baffle 216 and second baffle 218.First baffle 216
The X-ray that shielding is projected by the first X-ray window 212, the shielding of second baffle 218 are projected by the second X-ray window 214
X-ray.
The material of first baffle 216 and second baffle 218 be shield the good lead of X-ray performance, molybdenum, tungsten or by with lead, molybdenum,
Alloy of the tungsten for main component.
, on the outer wall of pipe box 202 or on inwall, second baffle 216 is on the outer wall of pipe box 202 for first baffle 216
Or on inwall.
Used as a preferred version, on the outer wall of pipe box 202, second baffle 216 is located at pipe box to first baffle 216
On 202 outer wall.Used as another preferred version, on the outer wall of pipe box 202, second baffle 216 is located at first baffle 216
On the inwall of pipe box 202.For those skilled in the art understands, position and second of the first baffle 216 on pipe box 202
Baffle plate 216 can be combination in any located at the position on pipe box 202.
Fig. 4 is that control the second motor 506 of second control circuit 508 drives first baffle 216 to slide along the first guide rail 504
Dynamic schematic diagram.As shown in figure 4, first baffle 216 is connected with the second motor 506, the second motor 506 and second is controlled
Circuit processed 508 is electrically connected with, and control the second motor 506 of second control circuit 508 drives first baffle 216 to move.
Further, with reference to Fig. 1 and Fig. 4, first baffle 216 is the solid gear that shape is matched with the first X-ray window 212
Plate.Pipe box 202 is provided with the first guide rail 504, driving lower edge first guide rail 504 of the first baffle 216 in the second motor 506
Slide, to control the opening or closure of the first X-ray window 212.
As one embodiment, first baffle 216 in the diagram location of C when, the first X-ray window 212 is in open shape
State, X-ray can be projected from the first X-ray window 212.Control the second motor 506 of second control circuit 508 drives first
When baffle plate 216 moves to the D positions in Fig. 4 along the first guide rail 504, the first X-ray window 212 is in closure state.Now, lead to
The X-ray for crossing the injection of the first X-ray window 212 is shielded by first baffle 216, and X-ray substantially can not be from the first X-ray window
212 project.
Used as another preferred version, first baffle 216 is the blind window that shape is matched with the first X-ray window 212.The
One baffle plate 216 includes the first blade, and control the second motor 506 of second control circuit 508 drives the first of first baffle 216
Blade movement, to control the opening or closure of the first X-ray window 212.
Second baffle 218 controls mode and first baffle 216 control the of the opening or closure of the second X-ray window 214
The mode of the opening or closure of one X-ray window 212 is similar to.Second baffle 218 is connected with the 3rd motor, and the 3rd drives electricity
Machine and the 3rd control circuit are electrically connected with, and the 3rd control circuit controls the 3rd motor and drives second baffle 218 to move.
Further, with reference to Fig. 4 and Fig. 1, second baffle 218 is the solid shelves that shape is matched with the second X-ray window 214
Plate.Pipe box 202 is provided with the second guide rail, driving lower edge second slide of the second baffle 218 in the 3rd motor, to control
Make the opening or closure of the second X-ray window 214.
Used as another preferred version, second baffle 218 is the blind window that shape is matched with the second X-ray window 214, the
Two baffle plates 218 include the second blade, and the 3rd motor drives the second blade movement of second baffle 218, penetrated with controlling the 2nd X
The opening or closure of linear window 214.
Fig. 5 is the structural representation of the X-ray shooting system 100 of the double window X-ray bulb 108 with the present invention.Such as Fig. 5
Shown, X-ray shooting system 100 includes double window X-ray bulb 108, beam-defining clipper 110 and flat panel detector 120.Double window X-ray
Bulb 108 is fixed on hanger 106, support meanss of the hanger 106 as double window X-ray bulb 108.X-ray system
System 100 supports that level bed scanning and column scan both of which simultaneously.
As shown in figure 5, double window X-ray bulb 108 includes pipe box 202,212 He of the first X-ray window on pipe box 202, is provided with
Second X-ray window 214.Used as a preferred version, beam-defining clipper 110 includes the first beam-defining clipper 112 and the second beam-defining clipper 114.
, outside the first X-ray window 212, the second beam-defining clipper 114 is outside the second X-ray window 214 for first beam-defining clipper 112.
First beam-defining clipper 112 includes the first ray-screening board, and the first ray-screening board is connected with the 4th motor, the 4th motor
It is electrically connected with the 4th control circuit, the 4th control circuit controls the 4th motor and drives the motion of the first ray-screening board, makes to pass through
The X-ray that first X-ray window 212 is projected is shielded or is not shielded.
Second beam-defining clipper 114 includes the second ray-screening board, and the second ray-screening board is connected with the 5th motor, the 5th motor
It is electrically connected with the 5th control circuit, the 5th control circuit controls the 5th motor and drives the motion of the second ray-screening board, makes to pass through
The X-ray that second X-ray window 214 is projected is shielded or is not shielded.
The material of the first ray-screening board and the second ray-screening board is to shield the good lead of X-ray performance, molybdenum, tungsten or by with lead, molybdenum, tungsten
For the alloy of main component.
When X-ray shooting system 100 is with column scan pattern as acquisition mode, the 5th control circuit control the 5th drives
The second ray-screening board of Motor drive is moved, and makes the second ray-screening board be in open mode.So, projected by the second X-ray window 214
X-ray not by the second ray-screening board shield.Meanwhile, the 4th control circuit controls the 4th motor and drives the first ray-screening board fortune
It is dynamic, make the first ray-screening board be in closure state.So, by the X-ray of the injection of the first X-ray window 212 by the first ray-screening board
Shielding.Now, flat panel detector 120 can receive the X-ray projected by the second X-ray window 214, not receive by the
The X-ray that one X-ray window 212 is projected.
When X-ray shooting system 100 is changed into level bed scan pattern as acquisition mode, the 4th control circuit control the 4th
Motor drives the motion of the first ray-screening board, makes the first ray-screening board be in open mode.So, by the first X-ray window 212
X-ray not by the second ray-screening board shield.Meanwhile, the 5th control circuit controls the 5th motor and drives the second ray-screening board fortune
It is dynamic, it is closed the second ray-screening board.So, by the X-ray of the injection of the second X-ray window 214 by the second ray-screening board
Shielding.Now, flat panel detector 120 can receive the X-ray projected by the first X-ray window 212, not receive by the
The X-ray that two X-ray window 214 is projected.
Used as another preferred version, beam-defining clipper 110 includes the 3rd beam-defining clipper, and the 3rd beam-defining clipper is located at the first X-ray window
Outside mouth 212 and the second X-ray window 214.
3rd beam-defining clipper includes the 3rd ray-screening board, and the 3rd ray-screening board of the 3rd beam-defining clipper is connected with the 6th motor, the
Six motors and the 6th control circuit are electrically connected with.6th control circuit controls the 6th motor and drives the 3rd ray-screening board fortune
Dynamic, the X-ray for making the X-ray projected by the first X-ray window 212 and/or projecting 214 by the second X-ray window is shielded
Cover or do not shielded.
The material of the 3rd ray-screening board is to shield the good lead of X-ray performance, molybdenum, tungsten or by with lead, molybdenum, tungsten as main component
Alloy.
When X-ray shooting system 100 is with column scan pattern as acquisition mode, the 6th control circuit control the 6th drives
The 3rd ray-screening board of Motor drive is moved, and makes to be in open mode corresponding to the 3rd ray-screening board of 214 part of the second X-ray window,
Make to be in closure state corresponding to the 3rd ray-screening board of 212 part of the first X-ray window.So, by the first X-ray window
212 X-ray is shielded by the 3rd ray-screening board, is not shielded by the 3rd ray-screening board by the X-ray that the second X-ray window 214 is projected.
Now, flat panel detector 120 can receive the X-ray projected by the second X-ray window 214, do not receive and penetrated by an X
The X-ray that linear window 212 is projected.
When X-ray shooting system 100 is changed into level bed scan pattern as acquisition mode, the 6th control circuit control the 6th
Motor drives the motion of the 3rd ray-screening board, makes to be in closed form corresponding to the 3rd ray-screening board of 214 part of the second X-ray window
State, makes to be in open mode corresponding to the 3rd ray-screening board of 212 part of the first X-ray window.So, by the first X-ray window
The X-ray of mouth 212 is not shielded by the 3rd ray-screening board, by the X-ray of the injection of the second X-ray window 214 by the 3rd ray-screening board screen
Cover.Now, flat panel detector 120 can receive the X-ray projected by the first X-ray window 212, not receive by second
The X-ray that X-ray window 214 is projected.
From described above, by control and the limit corresponding to the first X-ray window 212 and the second X-ray window 214
The ray-screening board of beam device 110 (including the first beam-defining clipper 112 and the second beam-defining clipper 114 or the 3rd beam-defining clipper) (includes the first ray-screening board
With the second ray-screening board or the 3rd ray-screening board) state (open or close).Can control to project by the first X-ray window 212
X-ray and/or the X-ray projected by the second X-ray window 214 shielded or do not shielded.
From the foregoing it will be appreciated that pipe box 202 is provided with first baffle 216 and second baffle 218.Wherein, first baffle 216 is shielded
The X-ray projected by the first X-ray window 212, the shielding of second baffle 218 are penetrated by the X that the second X-ray window 214 is projected
Line.(include with the ray-screening board of above-mentioned beam-defining clipper 110 (including the first beam-defining clipper 112 and the second beam-defining clipper 114 or the 3rd beam-defining clipper)
First ray-screening board and the second ray-screening board or the 3rd ray-screening board) same technique effect can be realized.Can control to penetrate by an X
The X-ray and/or the X-ray projected by the second X-ray window 214 that linear window 212 is projected is shielded or is not shielded.
Therefore, above-mentioned two technical scheme, can be independent in the example of the X-ray shooting system 100 that the present invention is provided
Using, it is also possible to combination application.For a person skilled in the art, can according to the actual requirements, select be used alone or
Person's combination application.
Used as a preferred version, flat panel detector 120 includes the first flat panel detector 116 and the second flat panel detector
104.Wherein, the first flat panel detector 116 is fixed in level bed 118, and the first flat panel detector 116 is received by the first X-ray
The X-ray that window 212 is projected；Second flat panel detector 104 is fixed on column 102, and the second flat panel detector 104 is received and passed through
The X-ray that second X-ray window 214 is projected.
Used as another preferred version, flat panel detector 120 includes the 3rd flat panel detector, the 3rd flat panel detector energy
The function of above-mentioned first flat panel detector 116 and the second flat panel detector 104 is realized enough.When X-ray shooting system 100 is with column
When scan pattern is acquisition mode, during the 3rd flat panel detector moves to Fig. 5, the first flat board detects 116 positions, receives logical
Cross the X-ray of the injection of the second X-ray window 214.When X-ray shooting system 100 is changed into level bed scan pattern as acquisition mode
When, system controls the 3rd flat panel detector and moves to 104 position of the second flat panel detector in Fig. 5, and reception is penetrated by an X
The X-ray that linear window 212 is projected.
Although with reference to the accompanying drawings of the several preferred specific embodiment of the present invention, it is illustrated that and depict the present invention
Some preferred features, as long as it will be apparent, however, to one skilled in the art, that in principle without departing substantially from the present invention novel feature
And advantage, many changes and improvements can be made to the present invention.Therefore, the claims for being proposed are by the real of the present invention
All these changes and improvements are covered in concept.
Claims (25)
1. a kind of double window X-ray bulb, including pipe box, negative electrode and plate target, it is characterised in that：An X is provided with the pipe box
Ray window and the second X-ray window, what the plane and second X-ray window that first X-ray window is located was located
Plane is mutually perpendicular to, and the negative electrode is provided with electron emitting device, anode described in the electronic impact of the electron emitting device transmitting
The X-ray that target is produced is projected by first X-ray window or second X-ray window；The pipe box is provided with first
Baffle plate and second baffle, the X-ray that the first baffle shielding is projected by first X-ray window, the second baffle
Shield the X-ray projected by second X-ray window.
2. double window X-ray bulb as claimed in claim 1, it is characterised in that：The electron emitting device includes the first electronics
Discharger and the second electron emitting device, what plate target described in the electronic impact of the first electron emitting device transmitting was produced
X-ray is projected by first X-ray window；Plate target described in the electronic impact of the second electron emitting device transmitting is produced
Raw X-ray is projected by second X-ray window.
3. double window X-ray bulb as claimed in claim 2, it is characterised in that：First electron emitting device is in the sun
Pole target place plane is projected as the first projection, the second electron emitting device being projected as in plate target place plane
Second projection, the 3rd projection that is projected as of the center of the plate target in plate target place plane, described first projects to
The distance of the 3rd projection is equal with the distance that described second projects to the 3rd projection, and first projection and institute
The line and the line of the described second projection and the 3rd projection for stating the 3rd projection is mutually perpendicular to.
4. double window X-ray bulb as claimed in claim 2, it is characterised in that：First electron emitting device includes first
Filament and the second filament, the intensity of the X-ray that plate target described in the electronic impact of the first filament transmitting is produced is more than described
The intensity of the X-ray that plate target described in the electronic impact of the second filament transmitting is produced.
5. double window X-ray bulb as claimed in claim 2, it is characterised in that：Second electron emitting device includes the 3rd
Filament and the 4th filament, the intensity of the X-ray that plate target described in the electronic impact of the triple-filament transmitting is produced is more than described
The intensity of the X-ray that plate target described in the electronic impact of the 4th filament transmitting is produced.
6. double window X-ray bulb as claimed in claim 1, it is characterised in that：The electron emitting device includes the 3rd electronics
Discharger, the 3rd electron emitting device can be around the central rotations of the plate target, the 3rd electron emitting device
The X-ray that plate target described in the electronic impact of transmitting is produced is penetrated by first X-ray window or second X-ray window
Go out.
7. double window X-ray bulb as claimed in claim 6, it is characterised in that：3rd electron emitting device and first drives
Dynamic motor connection, first motor and first control circuit are electrically connected with, the first control circuit control described the
One motor drives the 3rd electron emitting device, the 3rd electron emitting device is revolved around the center of the plate target
Turn.
8. double window X-ray bulb as claimed in claim 6, it is characterised in that：3rd electron emitting device includes the 5th
Filament and the 6th filament, the intensity of the X-ray that plate target described in the electronic impact of the 5th filament transmitting is produced is more than described
The intensity of the X-ray that plate target described in the electronic impact of the 6th filament transmitting is produced.
9. double window X-ray bulb as claimed in claim 1, it is characterised in that：The first baffle and the second baffle
Material is lead, molybdenum, tungsten or by the alloy with lead, molybdenum, tungsten as main component.
10. double window X-ray bulb as claimed in claim 1, it is characterised in that：The first baffle is located at the outer of the pipe box
On wall or on inwall, the second baffle is on the outer wall of the pipe box or on inwall.
11. double window X-ray bulbs as claimed in claim 1, it is characterised in that：The first baffle and the second motor connect
Connect, second motor is electrically connected with second control circuit, the second control circuit control described second drives electricity
Machine drives the first baffle motion.
12. double window X-ray bulbs as claimed in claim 11, it is characterised in that：The first baffle is shape and described the
The solid barrier of one X-ray window matching, the pipe box are provided with the first guide rail, and the first baffle drives electricity described second
First slide described in the driving lower edge of machine, to control the opening or closure of first X-ray window.
13. double window X-ray bulbs as claimed in claim 11, it is characterised in that：The first baffle is shape and described the
The blind window of one X-ray window matching, the first baffle include the first blade, and second motor drives described first
First blade movement of baffle plate, to control the opening or closure of first X-ray window.
14. double window X-ray bulbs as claimed in claim 1, it is characterised in that：The second baffle and the 3rd motor connect
Connect, the 3rd motor and the 3rd control circuit are electrically connected with, the 3rd control circuit control the described 3rd drives electricity
Machine drives the second baffle motion.
15. double window X-ray bulbs as claimed in claim 14, it is characterised in that：The second baffle is shape and described the
The solid plate washer of two X-ray windows matching, the pipe box are provided with the second guide rail, and the second baffle drives electricity the described 3rd
Second slide described in the driving lower edge of machine, to control the opening or closure of second X-ray window.
16. double window X-ray bulbs as claimed in claim 14, it is characterised in that：The second baffle is shape and described the
The blind window of two X-ray windows matching, the second baffle include the second blade, and the 3rd motor drives described second
Second blade movement of baffle plate, to control the opening or closure of second X-ray window.
A kind of 17. X-ray shooting systems, it is characterised in that：Including：Beam-defining clipper, flat panel detector and as in claim 1 to 16
Double window X-ray bulb described in any one, the X-ray shooting system support that level bed scanning and column scan two kinds of moulds simultaneously
Formula.
18. X-ray shooting systems as claimed in claim 17, it is characterised in that：The beam-defining clipper include the first beam-defining clipper and
Second beam-defining clipper, outside the first X-ray window, second beam-defining clipper is located at the second X-ray window to first beam-defining clipper
Outward.
19. X-ray shooting systems as claimed in claim 18, it is characterised in that：First ray-screening board of first beam-defining clipper
It is connected with the 4th motor, the 4th motor and the 4th control circuit are electrically connected with, the 4th control circuit control
Make the 4th motor and drive the first ray-screening board motion, make the X-ray quilt projected by first X-ray window
Shielding or not.
20. X-ray shooting systems as claimed in claim 18, it is characterised in that：Second ray-screening board of second beam-defining clipper
It is connected with the 5th motor, the 5th motor and the 5th control circuit are electrically connected with, the 5th control circuit control
Make the 5th motor and drive the second ray-screening board motion, make the X-ray quilt projected by second X-ray window
Shielding or not.
21. X-ray shooting systems as claimed in claim 17, it is characterised in that：The beam-defining clipper includes the 3rd beam-defining clipper, institute
State the 3rd beam-defining clipper to be located at outside first X-ray window and second X-ray window.
22. X-ray shooting systems as claimed in claim 21, it is characterised in that：3rd ray-screening board of the 3rd beam-defining clipper
It is connected with the 6th motor, the 6th motor and the 6th control circuit are electrically connected with, the 6th control circuit control
Make the 6th motor and drive the 3rd ray-screening board motion, make the X-ray projected by first X-ray window
And/or the X-ray projected by the second X-ray window is shielded or is not shielded.
23. X-ray shooting systems as any one of claim 17 to 22, it is characterised in that：The X-ray system
When system is with column scan pattern as acquisition mode, the flat panel detector can be received to be penetrated by second X-ray window
The X-ray for going out, does not receive the X-ray projected by first X-ray window.
When the X-ray shooting system is with level bed scan pattern as acquisition mode, the flat panel detector can be received and be passed through
The X-ray that first X-ray window is projected, does not receive the X-ray projected by the second X-ray window 214.
24. X-ray shooting systems as claimed in claim 17, it is characterised in that：The flat panel detector includes the first flat board
Detector and the second flat panel detector, first flat panel detector are fixed in level bed, and first flat panel detector is received
The X-ray projected by first X-ray window；Second flat panel detector is fixed on column, second flat board
Detector receives the X-ray projected by second X-ray window.
25. X-ray shooting systems as claimed in claim 17, it is characterised in that：The flat panel detector includes the 3rd flat board
Detector, the 3rd flat panel detector are received by first X-ray window or are projected by second X-ray window
X-ray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267707.4A CN106683964B (en) | 2013-01-22 | 2013-01-22 | Double window X-ray bulb and X-ray shooting system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267707.4A CN106683964B (en) | 2013-01-22 | 2013-01-22 | Double window X-ray bulb and X-ray shooting system |
| CN201310022283.5A CN103943444B8 (en) | 2013-01-22 | 2013-01-22 | Double window X-ray bulb and X-ray shooting system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310022283.5A Division CN103943444B8 (en) | 2013-01-22 | 2013-01-22 | Double window X-ray bulb and X-ray shooting system |
Publications (2)
| Publication Number | Publication Date |
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| CN106683964A true CN106683964A (en) | 2017-05-17 |
| CN106683964B CN106683964B (en) | 2018-11-09 |
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| CN201310022283.5A Active CN103943444B8 (en) | 2013-01-22 | 2013-01-22 | Double window X-ray bulb and X-ray shooting system |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140090A (en) * | 2015-09-02 | 2015-12-09 | 北京艾立科技有限公司 | Parallel dual-window X-ray ball tube |
| CN105188250A (en) * | 2015-09-09 | 2015-12-23 | 上海联影医疗科技有限公司 | Target component and linear accelerator with target component |
| CN108200309B (en) * | 2018-01-17 | 2019-12-17 | 广东小天才科技有限公司 | Scanning pen |
| CN108461369B (en) * | 2018-05-10 | 2024-03-12 | 同方威视技术股份有限公司 | Dual spot beam scanning X-ray generator |
| CN109524284A (en) * | 2018-11-28 | 2019-03-26 | 深圳先进技术研究院 | A kind of radiotherapy x-ray source and x-ray source device |
| CN110265277B (en) * | 2019-07-12 | 2024-06-11 | 明峰医疗系统股份有限公司 | X-ray tube and control method without skipping time |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103943444B8 (en) | 2017-08-25 |
| CN103943444A (en) | 2014-07-23 |
| CN103943444B (en) | 2017-07-28 |
| CN106683964B (en) | 2018-11-09 |
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Effective date of registration: 20191205 Address after: 430206 22 / F, building C3, future technology building, No. 999, Gaoxin Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Zhongke Medical Technology Industrial Technology Research Institute Co., Ltd Address before: 201807 Shanghai city Jiading District Industrial Zone Jiading Road No. 2258 Patentee before: Shanghai United Imaging Healthcare Co., Ltd. |
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