CN109247947A - A kind of dual-energy x-ray holography angiocardiograph - Google Patents
A kind of dual-energy x-ray holography angiocardiograph Download PDFInfo
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- 238000009547 dual-energy X-ray absorptiometry Methods 0.000 description 5
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
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- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/501—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the head, e.g. neuroimaging or craniography
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Abstract
The invention discloses a kind of dual-energy x-ray holography angiocardiographs, belong to medical detection technology, including detection device, imaging device, detection device includes bedstead, X-ray apparatus, patient lies on bedstead, after injecting contrast agent to patient, patient is irradiated by X detection device, X detection device includes support rod, cross bar, connecting rod, x-ray irradiation device, support rod is connected to the right side of bedstead, cross bar is movably connected in the upper end of support rod, the horizontal stringer of connecting rod is connected to the right end of cross bar, there are two x-ray irradiation devices, the X-ray that two x-ray irradiation devices issue different-energy is irradiated radiography position, pass through the tablet detection being equipped with below bed board, detection signal sends PC machine to, PC machine constructs model, the cardiac module of building simulates the blood in patient's angiocarpy by holographic technique Liquid mobility status.
Description
Technical field
The present invention relates to medical detection technologies, are specifically related to a kind of dual-energy x-ray holography angiocardiograph.
Background technique
Angiocardiography is that contrast agent is rapidly injected the chambers of the heart or blood vessel by cardiac catheter, makes heart and lumen of vessels in X
The lower development of line irradiation, while having and quickly taking the photograph piece, the methods of telephotography or video tape recording(VTR), by the developing process of heart and lumen of vessels
It is filmed, can see the sequence of the blood flow containing contrast agent from the result of development and cardiovascular fills situation, from
And understand the physiology of heart and blood vessel and the variation of dissection.It is a kind of of great value Diagnosing Cardiac angiosis method.
After existing shadowgraph technique is by injecting contrast agent to patient, then patient's radiography position is shone with X-ray
Penetrate, patient be irradiated using X-ray, compared to its there are exposure doses big, precision of detection of dual energy X-ray absorptiometry
Difference, the disadvantages of taking a long time, the basis of dual energy X-ray absorptiometry (dualenergyX-rayabsorptiometry, DXA)
Research had just started before more than 30 years, but was applied to clinical be only just to be achieved for nearly 10 years, was divided into two kinds of height
(40keV and 70~80keV) x-ray, to measure BMC and BMD.Dual-energy X-ray absorption meter (DXA) and DPA use similar inspection
Principle is surveyed, only the former irradiation source is x-ray, is using the directly difference energy as caused by x-ray generator or x-ray rf filtering
Measure beam.DXA essentially consists in X-ray tube better than DPA and can generate more photon streams and shorten sweep time, and keeps image more clear
Clear, the accuracy and accuracy of measurement result are improved, and existing shadowgraph technique is to observe radiography knot by computer monitor
Fruit, shown figure cannot intuitively react blocking blood vessel in the position of the third dimension of heart, with the development of holographic technique,
Holographic technique is applied to medical detection field, testing result is more intuitive, the true reaction patient's angiocarpy blood flow of image
Situation.
Summary of the invention
Against the above technical problems, it is detected the present invention provides a kind of dual-energy x-ray and shows and combine with line holographic projections
Dual-energy x-ray holography angiocardiograph.
The technical scheme is that
A kind of dual-energy x-ray holography angiocardiograph, including detection device, imaging device.
The detection device includes bedstead, X-ray apparatus, and the bedstead includes bed board, left support plate, right support plate, sense
Plate is answered, the upper end of the left support plate is fixed on the left side of the bed board, and the upper end of the right support plate is fixed on the right side of bed board
Side, the tablet be horizontally fixed on bed board the downside X-ray apparatus include support rod, axis one, axis two, cross bar, brace,
Connecting rod, x-ray irradiation device, the lower end of the support rod are fixed at the left side outer wall of left support plate, and the upper end of support rod is set
Jagged one, the upper end of the notch one is equipped with gear one, and one lower end of notch is equipped with gear two, and the axis one runs through gear
One center and the rear and front end of support rod, the front end of axis one are equipped with gear three, center and branch of the axis two through gear two
The front end of the front and rear sides of strut, axis two is equipped with gear four, and gear four is meshed with gear three, the front end connection of the gear four
Have a stepper motor, the upper surface of the cross bar is equipped with rack rails, cross bar through notch one, gear one and gear two respectively with cross
The rack rails up and down of bar is meshed, and the lower end of the brace is fixed on the middle part of support rod, and upper end is slidably connected with cross bar, the company
The front end of cross bar is fixed in the middle part of extension bar, there are two the x-ray irradiation devices, and two x-ray irradiation devices are connected to company
The both ends of extension bar；
The imaging device includes support column, carries platform, PC machine, projector, and the support column is fixed on the front side of bedstead,
The upper end carried platform and be secured transverse to support column, the PC machine are fixed on the right side for carrying platform, and the PC machine includes processing
Device, memory, touch screen, controller, signal amplifier, voltage-stablizer, the processor are fixed on inner wall center, institute on rear side of PC machine
The right side that voltage-stablizer is fixed on processor is stated, the controller is fixed on the downside of processor, and the signal amplifier is fixed on
The left side of processor, the memory are fixed on the upside of processor, and the touch screen is embedded in the leading flank of PC machine, the throwing
Shadow machine is fixed on the left side of PC machine, the projector include image processor, signal receiver, laser aid, described in diffracting cover
Image processor is fixed on the inside left of projector, and the signal receiver is fixed on the right side of image processor, described to swash
Electro-optical device is fixed at the inner wall of projector's upper housing, and the diffracting cover is fixed on the upside of laser aid, the external electricity of voltage-stablizer
Source and be processor, memory, touch screen, controller, signal amplifier, laser aid, image processor, detection device, letter
Number receiver, stepper motor power supply, the processor respectively with memory, controller, signal amplifier, signal receiver, electricity
Property connection, image processor and signal receiver be electrically connected, and laser aid and image processor are electrically connected, signal amplifier
It is electrically connected with tablet.
The x-ray irradiation device discharges the X-ray of two kinds of different-energies, and tablet detects energy after ray passes through human body
Attenuation degree, then transfers data to signal amplifier in a manner of electric signal, and signal amplifier puts subtle electric signal
Resolution and processing of the processor to electric signal are convenient in big processing, and the electric signal handled through signal amplifier enters processor, handle
Device constructs cardiac module according to electric signal and simulates blood flow situation, is sent in a manner of electric signal after the completion of model construction
Graphics processor, graphics processor further carry out modification rendering to model, keep presented figure vivider, image processor
Send final electric signal to laser aid, laser aid converts electrical signals into optical signalling, and will be three-dimensional by diffracting cover
Hologram is presented to the user；The rotational parameters that steering engine and stepper motor are inputted by touch screen, the ginseng inputted by touch screen
Number sends controller to by electric signal, then controls stepper motor and steering engine rotation by controller.
Further, the diffracting cover is by using trapezoidal diffractive plate, and the material that diffracting cover uses is transparent resin, resinous wood
The optical property of material is better than transparent plastic, non-breakable for glass.
Further, the x-ray irradiation device includes axis five, steering engine, X-ray shell, X-ray tube, radiator, the axis five
Left end pass through connecting rod, the steering engine is connected to the left end of axis five, and the X-ray shell is connected to the right end of axis five, X-ray shell
Lower inside be equipped with X-ray tube, the top of X-ray shell is equipped with radiator, the radiator and X-ray tube and voltage-stablizer is electrical
Connection, the steering engine and controller and voltage-stablizer are electrically connected, and are rotated irradiating angle by steering engine, are then incuded by tablet
The attenuation degree of X-ray, tablet detection X-ray number away from there are certain differential seat angle, need by computer to data carry out
Reprocessing.
Further, it is equipped with one layer of leather packing above the bed board, and the left side of bed board is equipped with pillow, pillow and leather packing are set
It counts more humane, so that patient is lied on a bed more comfortable.
Further, the brace includes axis three, axis four, and the upper end of brace is equipped with notch two, the upper end of the notch two
It is connected with gear five by the axis three, the lower end of notch two is connected with gear six by the axis four, and cross bar passes through gear three
It with gear four, and is engaged with gear five and gear six by rack rails, cross bar is supported by the engagement between gear, again
Increase the stability of structure.
Further, the tube voltage of described two x-ray irradiation devices is respectively 40keV and 75keV, using two kinds of energy of height
The X-ray of amount is irradiated radiography position, can more accurately exclude the influence of soft tissue and bone to radiography position.
Further, the gear one, gear two, gear three, gear four, gear five, gear six are all made of beryllium-bronze material
Material, beryllium-bronze have it is wear-resisting, elasticity is good, is usually used in the higher instrument of precision.
Working method of the invention:
S1: allowing patient to lie on leather packing, and head is really rested the head on pillow, then starting device adjusts stepping by touch screen
Motor and steering engine make x-ray irradiation device alignment to radiography position, and it is 40keV, right side X-ray tube that left side X-ray tube, which issues energy,
Sending energy is 75keV；
S2: the parameter of x-ray irradiation device being arranged on the touchscreen, then opens x-ray irradiation device, two kinds of different-energies
X-ray is from different perspectives irradiated radiography position, and doctor starts patient to inject contrast agent；
The X-ray of S3: two kinds of different-energies is passing through human body, and the decaying of the X-ray of two kinds of energy is detected by tablet
Degree, then the software processing Jing Guo PC machine, constructs holographic stereomodel, the data source of holographic stereomodel to radiography position
In the data of detection plate detection, three-dimensional model is presented to doctor by projector, and three-dimensional model includes blood flow situation and blood
The accurate location of blockage, doctor formulate therapeutic scheme by three-dimensional model accurate judgement lesion vessels position simultaneously.
The beneficial effects of the present invention are:
The present invention is from different perspectives irradiated radiography position using two x-ray irradiation devices, imitates the viewing of people's eyes
The principle of object can obtain the solid figure data at radiography position by the irradiation of different angle, using PC machine to data
Processing, cardiovascular three-dimensional model is constructed, by line holographic projections, with 3-D view imaging to doctor, two x-ray irradiation devices
It is irradiated, is compared by the attenuation data to two kinds of X-rays, according to different-energy to people using the two different energy of height
The penetration capacity of body different tissues is different, to exclude the influence of soft tissue or bone to radiography data.
Detailed description of the invention
Fig. 1 is plane structure chart of the invention；
Fig. 2 is the perspective view of X-ray apparatus of the present invention；
Fig. 3 is PC machine interior structural location relational graph of the present invention.
Wherein, 1- detection device, 2- imaging device, 11- bedstead, 12-X x-ray apparatus, 111- bed board, 112- left support
Plate, 113- right support plate, 114- tablet, 121- support rod, 122- axis two, 123- gear three, 124- axis two, 125- cross bar,
126- brace, 127- gear four, 128- connecting rod, 129-X radiation exposure device, 1211- notch one, 1212- gear one, 1213-
Gear two, 1271- stepper motor, 1251- rack rails, 21- support column, 22- carry platform, 23-PC machine, 24- projector, 231- processing
Device, 232- memory, 233- touch screen, 234- controller, 235- signal amplifier, 241- image processor, 242- signal connect
Receive device, 243- laser aid, 244- diffracting cover, 1291- axis five, 1292- steering engine, 1293-X ray shell, 1294-X ray tube,
1295- radiator, 1111- leather packing, 1112- pillow, 1263- axis three, 1264- axis four, 1261- notch two, 1262- gear five,
1265- gear six.
Specific embodiment
To be further explained explanation below with reference to Fig. 1-3, embodiment is simultaneously convenient for the understanding to technical solution of the present invention
Do not constitute limiting the scope of the present invention.
As shown in Figure 1, a kind of dual-energy x-ray holography angiocardiograph, including detection device 1, imaging device 2；
Detection device 1 includes bedstead 11, X-ray apparatus 12, and bedstead 11 includes bed board 111, left support plate 112, right support
Plate 113, tablet 114, the upper end of left support plate 112 are fixed on the left side of bed board 111, are equipped with one layer of leather packing above bed board 111
1111, and the left side of bed board 111 is equipped with pillow 1112, the design of pillow 1112 and leather packing 1111 is more humane, lies in patient
More comfortable on bed, the upper end of right support plate 113 is fixed on the right side of bed board 111, and tablet 114 is horizontally fixed on bed board 111
Downside, as shown in Fig. 2, X-ray apparatus 12 include support rod 121, axis 1, axis 2 124, cross bar 125, brace 126, even
Extension bar 128, x-ray irradiation device 129, the lower end of support rod 121 are fixed at the left side outer wall of left support plate 112, support rod 121
Upper end be equipped with notch 1, the upper end of notch 1 is equipped with gear 1, and one 1211 lower end of notch is equipped with gear two
1213, axis 1 is equipped with gear three through the center of gear 1 and the rear and front end of support rod 121, the front end of axis 1
123, axis 2 124 is equipped with gear four through the center of gear 2 1213 and the front and rear sides of support rod 121, the front end of axis 2 124
127, gear 4 127 is meshed with gear 3 123, and the front end of gear 4 127 is connected with stepper motor 1271, cross bar 125 it is upper
End face is equipped with rack rails 1251, cross bar 125 through notch 1, gear 1 and gear 2 1213 respectively with cross bar
125 rack rails up and down 1251 is meshed, and the lower end of brace 126 is fixed on the middle part of support rod 121, and upper end and cross bar 125 slide
Connection, brace 126 include axis 3 1263, axis 4 1264, and the upper end of brace 126 is equipped with notch 2 1261, notch 2 1261 it is upper
End is connected with gear 5 1262 by axis 3 1263, and the lower end of notch 2 1261 is connected with gear 6 1265 by axis 4 1264,
Cross bar 125 passes through gear 3 123 and gear 4 127, and is engaged by rack rails 1251 with gear 5 1262 and gear 6 1265, leads to
The engagement crossed between gear is supported cross bar, increases the stability of structure, gear 1, gear 2 1213, tooth again
It takes turns 3 123, gear 4 127, gear 5 1262, gear 6 1265 and is all made of beryllium-bronze material, beryllium-bronze has wear-resisting, elasticity
It is good, it is usually used in the higher instrument of precision, the middle part of connecting rod 128 is fixed on the front end of cross bar 125, and x-ray irradiation device 129 has two
A, two x-ray irradiation devices 129 are connected to the both ends of connecting rod 128, and x-ray irradiation device 129 includes axis 5 1291, rudder
The left end of machine 1292, X-ray shell 1293, X-ray tube 1294, radiator 1295, axis 5 1291 passes through connecting rod 128, steering engine
1292 are connected to the left end of axis 5 1291, and X-ray shell 1293 is connected to the right end of axis 5 1291, the interior subordinate of X-ray shell 1293
Side is equipped with X-ray tube, and the top of X-ray shell 1293 is equipped with radiator 1295, radiator 1295 and X-ray tube 1294 and voltage-stablizer
236 are electrically connected, and steering engine 1292 and controller 234 and voltage-stablizer 236 are electrically connected, and rotate irradiating angle by steering engine 1292,
Then the attenuation degree of X-ray is incuded by tablet 114, the X-ray number that tablet 114 detects is away from there are certain angles
Difference needs to reprocess data by computer, and the tube voltage of two x-ray irradiation devices 129 is respectively 40keV and 75keV,
Radiography position is irradiated using the X-ray of two kinds of energy of height, can more accurately exclude soft tissue and bone to radiography
The influence at position；
As shown in figure 3, imaging device 2 includes support column 21, carries platform 22, PC machine 23, projector 24, support column 21 is fixed
In the front side of bedstead 11, the upper end that platform 22 is secured transverse to support column 21 is carried, PC machine 23 is fixed on the right side for carrying platform 22, PC
Machine 23 includes processor 231, memory 232, touch screen 233, controller 234, signal amplifier 235, voltage-stablizer 236, processing
Device 231 is fixed on 23 rear side inner wall center of PC machine, and voltage-stablizer 236 is fixed on the right side of processor 231, and controller 234 is fixed on
The downside of processor 231, signal amplifier 235 are fixed on the left side of processor 231, and memory 232 is fixed on processor 231
Upside, touch screen 233 are embedded in the leading flank of PC machine 23, and projector 24 is fixed on the left side of PC machine 23, and projector 24 includes figure
As processor 241, signal receiver 242, laser aid 243,244 image processor 241 of diffracting cover are fixed on projector 24
Inside left, signal receiver 242 are fixed on the right side of image processor 241, and laser aid 243 is fixed on 24 upper casing of projector
At the inner wall of body, diffracting cover 244 is fixed on the upside of laser aid 243, and diffracting cover 244 is by using trapezoidal diffractive plate, diffracting cover
For 244 materials used for transparent resin, the optical property of resin material is better than transparent plastic, not fragile for glass
It is broken, 236 external power supply of voltage-stablizer and be processor 231, memory 232, touch screen 233, controller 234, signal amplifier
235, laser aid 243, image processor 241, detection device 1, signal receiver 242, stepper motor 1271 are powered, processor
231 respectively with memory 232, controller 234, signal amplifier 235, signal receiver 242, be electrically connected, image processor
241 are electrically connected with signal receiver 242, and laser aid 243 and image processor 241 are electrically connected, signal amplifier 235 with
Tablet 114 is electrically connected.
The working method of the present embodiment:
S1: allowing patient to lie on leather packing 1111, and head is really rested the head on pillow 1112, then starting device passes through touch screen
233 adjusting stepper motors 1271 and steering engine 1292 make the alignment of x-ray irradiation device 129 to radiography position, and left side X-ray tube 1294 is sent out
Energy is 40keV out, and it is 75keV that right side X-ray tube 1294, which issues energy,；
S2: being arranged the parameter of x-ray irradiation device 129 on touch screen 233, then opening x-ray irradiation device 129, and two kinds
The X-ray of different-energy is from different perspectives irradiated radiography position, and doctor starts patient to inject contrast agent；
The X-ray of S3: two kinds of different-energies is passing through human body, detects declining for the X-ray of two kinds of energy by tablet 114
Subtract degree, then the software processing Jing Guo PC machine 23, constructs holographic stereomodel, the data of holographic stereomodel to radiography position
The data detected from detection plate 114, three-dimensional model are presented to doctor by projector 24, and three-dimensional model includes blood flow
The accurate location of situation and blood vessel blockage, doctor formulate treatment side by three-dimensional model accurate judgement lesion vessels position simultaneously
Case.
The above described is only a preferred embodiment of the present invention, being not the limitation for making other forms to the present invention, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But without departing from the technical solutions of the present invention, according to the technical essence of the invention to above embodiments institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection scope of technical solution of the present invention.
Claims (7)
1. a kind of dual-energy x-ray holography angiocardiograph, which is characterized in that including detection device (1), imaging device (2)；
The detection device (1) includes bedstead (11), X-ray apparatus (12), and the bedstead (11) includes bed board (111), left branch
The upper end of fagging (112), right support plate (113), tablet (114), the left support plate (112) is fixed on the bed board
(111) left side, the upper end of the right support plate (113) are fixed on the right side of bed board (111), and the tablet (114) is horizontal
It is fixed on the downside of bed board (111), the X-ray apparatus (12) includes support rod (121), axis one (122), axis two (124), cross
The lower end of bar (125), brace (126), connecting rod (128), x-ray irradiation device (129), the support rod (121) is fixed on a left side
At the left side outer wall of support plate (112), the upper end of support rod (121) is equipped with notch one (1211), the notch one (1211)
Upper end is equipped with gear one (1212), and notch one (1211) lower end is equipped with gear two (1213), and the axis one (122) runs through tooth
The center of one (1212) and the rear and front end of support rod (121) are taken turns, the front end of axis one (122) is equipped with gear three (123), the axis
Two (124) are equipped with gear through the center of gear two (1213) and the front and rear sides of support rod (121), the front end of axis two (124)
Four (127), gear four (127) are meshed with gear three (123), and the front end of the gear four (127) is connected with stepper motor
(1271), the upper and lower end face of the cross bar (125) is equipped with rack rails (1251), and cross bar (125) is through notch one (1211), tooth
One (1212) of wheel and gear two (1213) are meshed with the rack rails (1251) of cross bar (125) upper and lower end face respectively, the brace
(126) lower end is fixed on the middle part of support rod (121), and upper end is connect with cross bar (125) basal sliding, the connecting rod
(128) front end of cross bar (125) is secured transverse in the middle part of, there are two the x-ray irradiation devices (129), two x-ray bombardments
Device (129) is connected to the both ends of connecting rod (128)；
The imaging device (2) includes support column (21), carries platform (22), PC machine (23), projector (24), the support column
(21) front side of bedstead (11), the upper end carried platform (22) and be secured transverse to support column (21), the PC machine are fixed on
(23) it is fixed on the right side for carrying platform (22), the PC machine (23) includes processor (231), memory (232), touch screen
(233), controller (234), signal amplifier (235), voltage-stablizer (236), after the processor (231) is fixed on PC machine (23)
Side inner wall center, the voltage-stablizer (236) are fixed on the right side of processor (231), and the controller (234) is fixed on processor
(231) downside, the signal amplifier (235) are fixed on the left side of processor (231), and the memory (232) is fixed on
The upside of processor (231), the touch screen (233) are embedded in the leading flank of PC machine (23), and the projector (24) is fixed on
The left side of PC machine (23), the projector (24) include image processor (241), signal receiver (242), laser aid
(243), diffracting cover (244), described image processor (241) are fixed on the inside left of projector (24), and the signal receives
Device (242) is fixed on the right side of image processor (241), and the laser aid (243) is fixed on projector (24) upper housing
At inner wall, the diffracting cover (244) covers on the top of laser aid (243), voltage-stablizer (236) external power supply and be processor
(231), memory (232), touch screen (233), controller (234), signal amplifier (235), laser aid (243), image
Processor (241), detection device (1), signal receiver (242), stepper motor (1271) power supply, the processor (231) point
It is not electrically connected with memory (232), controller (234), signal amplifier (235), signal receiver (242), image procossing
Device (241) and signal receiver (242) are electrically connected, and laser aid (243) and image processor (241) are electrically connected, signal
Amplifier (235) and tablet (114) are electrically connected.
2. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that the diffracting cover
(244) by using trapezoidal diffractive plate, the material that diffracting cover (244) uses is transparent resin.
3. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that the roentgenogram
Emitter (129) includes axis five (1291), steering engine (1292), X-ray shell (1293), X-ray tube (1294), radiator (1295),
The left end of the axis five (1291) passes through connecting rod (128), and the steering engine (1292) is connected to the left end of axis five (1291), described
X-ray shell (1293) is connected to the right end of axis five (1291), and the X-ray tube (1294) is located at the inside of X-ray shell (1293)
The inner upper of lower section, X-ray shell (1293) is equipped with radiator (1295), the radiator (1295) and X-ray tube (1294)
It is electrically connected with voltage-stablizer (236), the steering engine (1292) and controller (234) and voltage-stablizer (236) are electrically connected.
4. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that the bed board
(111) top is equipped with one layer of leather packing (1111), and the left side of bed board (111) is equipped with pillow (1112).
5. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that the brace
It (126) include axis three (1263), axis four (1264), the upper end of brace (126) is equipped with notch two (1261), the notch two
(1261) upper end is connected with gear five (1262) by the axis three (1263), and the lower end of notch two (1261) passes through the axis
Four (1264) are connected with gear six (1265), and cross bar (125) passes through gear three (123) and gear four (127), and passes through rack rails
(1251) it is engaged with gear five (1262) and gear six (1265).
6. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that described two X are penetrated
The tube voltage of line illuminator (129) is respectively 40keV and 75keV.
7. a kind of dual-energy x-ray holography angiocardiograph as described in claim 1, which is characterized in that described two X are penetrated
Line illuminator (129) voltage is respectively 40keV and 75keV.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811046610.XA CN109247947A (en) | 2018-09-08 | 2018-09-08 | A kind of dual-energy x-ray holography angiocardiograph |
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Application publication date: 20190122 |