CN112957058A - Movable microfocus multi-mode X-ray imaging device - Google Patents
Movable microfocus multi-mode X-ray imaging device Download PDFInfo
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- CN112957058A CN112957058A CN202110080268.0A CN202110080268A CN112957058A CN 112957058 A CN112957058 A CN 112957058A CN 202110080268 A CN202110080268 A CN 202110080268A CN 112957058 A CN112957058 A CN 112957058A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4476—Constructional features of apparatus for radiation diagnosis related to motor-assisted motion of the source unit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/54—Control of apparatus or devices for radiation diagnosis
- A61B6/548—Remote control of the apparatus or devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/301—Accessories, mechanical or electrical features portable apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/33—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts
- G01N2223/3306—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts object rotates
Abstract
The invention discloses a movable microfocus multi-mode X-ray imaging device, which comprises a bottom plate and a shielding box body, wherein an X-ray emitter, an object scanning rotary table and a detector are fixedly arranged above the bottom plate, a controller is fixedly arranged at the outer side of the shielding box body and is respectively connected with the X-ray emitter, the object scanning rotary table and the detector in a circuit way, the object scanning rotary table is arranged between the X-ray emitter and the detector, the three are arranged on the same straight line, the PAXSCAN 1310DX flat panel detector, the microfocus X-ray tube and the scanning rotating device can be connected to the automatic control device through the device, so that the mutual coordination automatic control of the whole system is realized, the one-key operation automatic centralized control is realized, the optimal combination of all the devices is realized, the operation efficiency is improved, the misoperation is avoided, meanwhile, a special room is not required to be equipped, and a shielding box body is arranged, so that the requirement on the use environment is low.
Description
Technical Field
The invention relates to the technical field of X-ray imaging, in particular to a movable micro-focus multi-modal X-ray imaging device.
Technical Field
An X-ray imaging device is a device for forming images on a screen or a film by organizing objects based on the penetrability, the fluorescence effect and the photosensitive effect of X-rays, and has wide application in the fields of biology, medicine and machining, such as biological tumor observation experiment, machining original texture test, medicine quality experiment and the like.
Disclosure of Invention
The invention aims to provide a movable micro-focus multi-mode X-ray imaging device which can effectively connect a plurality of functional devices and is convenient to operate and control.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
a movable microfocus multi-mode X-ray imaging device comprises a bottom plate and a shielding box body, wherein an X-ray emitter, an object scanning rotary table and a detector are fixedly arranged above the bottom plate, a controller is fixedly arranged on the outer side of the shielding box body and is respectively in circuit connection with the X-ray generator, the object scanning rotary table and the detector, the object scanning rotary table is arranged between the X-ray emitter and the detector, and the three are arranged on the same straight line.
The shielding box body is movably connected with the bottom plate to form a closed chamber, and the shielding box body is made of a lead plate material.
The X-ray generator comprises a microfocus X-ray tube, a high-voltage transformer and a cooling fan, wherein a cesium iodide scintillator, an amorphous silicon photodiode array, a data transmission module and a power supply module are arranged in the detector; the object scanning rotary table consists of a base, a stepping motor and a rotary table, and an object to be tested is fixed above the rotary table.
The controller comprises a microprocessor, a keyboard circuit, a screen display module and a driving circuit, wherein the microprocessor is connected with the microfocus X-ray tube through a data line, connected with the object scanning turntable through the driving circuit and connected with the detector controller through an interface circuit, and further connected with the keyboard circuit and the screen display module.
The controller also comprises a RESET circuit and a power supply circuit which are connected with the microprocessor, wherein a RESET pin of the microprocessor is connected with the RESET circuit, pins X1 and X2 are connected with the crystal oscillator, and potentiometers RP1 and RP2 are arranged at the input end of the power supply.
The model of a driving chip of the driving circuit is SN75451 BP; the microprocessor is connected with a motor of the object scanning turntable through a driving circuit, and the model of the motor of the object scanning turntable is 57BYG 250.
The microprocessor is a chip with the model number of AT89C 52-24; the model of the micro-focus X-ray tube is L12161-01.
The screen display module is LCD lattice liquid crystal with specific model JLX256160, and its 11-18 pins are connected with P20-P27 pins of the microprocessor through wires.
The micro-focus X-ray tube is characterized by further comprising a serial port circuit, wherein the serial port circuit is a conventional serial port conversion circuit, the model of the serial port circuit is MAX232, 12 pins and 11 pins of the serial port circuit are respectively connected with RXD (RXD) pins and TXD (TXD) pins of the microprocessor, and 13 pins and 14 pins of the serial port circuit are connected with a controller of the micro-focus X-ray tube.
The keyboard circuit comprises a U3 chip and a keyboard array of 5 x 8; the U3 chip is a programmable logic chip of model ISP1016E and is connected with the microprocessor through a lead.
The detector controller is of a paxs1313dx type and is in circuit connection with pins P10 and P11 of the microprocessor.
The screen display module is used for displaying working parameters of the X-ray tube and the flat panel detector, the keyboard circuit is used for inputting various data control commands, the reset circuit is that the microprocessor enters a reset state when being electrified, the power supply circuit provides 5V power for the whole circuit, the serial port circuit is used for receiving data of the X-ray tube and sending data to the X-ray tube, the interface circuit is used for sending control commands to the detector and detecting the working state of the detector, and the drive circuit is used for controlling the rotating angle of the object scanning turntable. The microprocessor is the core of the whole circuit, the microprocessor reads the working parameters of the X-ray tube through the interface circuit, reads the working state of the detector through the interface circuit, outputs the working state to the liquid crystal display screen for displaying, and the microprocessor outputs the data or the command input through the keyboard to the X-ray tube through the serial port circuit respectively through detecting the state of the keyboard circuit, outputs the detector through the interface circuit, controls the rotation angle of the object state through the driving circuit.
The working process of the invention is as follows:
(1) placing an object to be imaged;
(2) the controller reads the working data of the X-ray emitter and the detector and displays the working data on the liquid crystal display;
(3) adjusting system parameters according to the imaged object: setting X-ray tube voltage (kV) through a digital key; setting X-ray tube current (mA) through a digital key; selecting different imaging modes through different mode keys; setting the exposure time length of the X-ray tube through a number key; the rotating angle of the object rotating table is set through a number key; pressing a start key to start the X-ray tube exposure emission;
(4) after the acquisition is finished, starting an imaging main program and reading data;
(5) and (5) image reconstruction and post-processing.
The invention has the beneficial effects that:
the invention has high automation degree and simple operation, connects the PAXSCAN 1310DX flat panel detector, the microfocus X-ray tube and the scanning rotating device to the automatic control device, realizes the mutual coordination automatic control of the whole system, automatically and centrally controls by one key operation, realizes the optimal combination of all the devices, improves the operation efficiency and stops misoperation; meanwhile, a special room is not required to be equipped, and a shielding box body is arranged, so that the requirement on the use environment is low.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic block diagram of the controller architecture of the present invention;
FIG. 3 is a circuit diagram of the controller according to the present invention.
The device comprises a base plate 1, a shielding box 2, an X-ray generator 3, an object scanning turntable 4, a detector 5 and a controller 6.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements throughout the different drawings, unless otherwise specified. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention.
The movable microfocus multi-mode X-ray imaging device comprises a bottom plate 1 and a shielding box body 2, an X-ray emitter, an object scanning rotary table 4 and a detector 5 are fixedly arranged above the bottom plate 1, a controller 6 is fixedly arranged on the outer side of the shielding box body 2, the controller 6 is respectively in circuit connection with the X-ray emitter 3, the object scanning rotary table 4 and the detector 5, the object scanning rotary table 4 is arranged between the X-ray emitter and the detector 5, and the three are arranged on the same straight line.
The shielding box body 2 is movably connected with the bottom plate 1 to form a closed chamber, and the shielding box body 2 is made of lead plates and is provided with a movable door.
The X-ray generator 3 comprises a microfocus X-ray tube, a high-voltage transformer and a cooling fan, and a cesium iodide scintillator, an amorphous silicon photodiode array, a data transmission module and a power supply module are arranged in the detector 5; the object scanning rotary table 4 consists of a base, a stepping motor and a rotary table, and an object to be tested is fixed above the rotary table.
The controller 6 comprises a microprocessor, a keyboard circuit, a screen display module and a drive circuit, the microprocessor is connected with the microfocus X-ray tube through a data line, the microprocessor is connected with the object scanning turntable 4 through the drive circuit and connected with the detector controller through an interface circuit, and the microprocessor is also connected with the keyboard circuit and the screen display module.
The controller 6 further comprises a RESET circuit and a power supply circuit which are connected with the microprocessor, a RESET pin of the microprocessor is connected with the RESET circuit, the RESET circuit is a typical power-on RESET circuit, pins X1 and X2 are connected with a crystal oscillator, the hertz of the crystal oscillator is 11.0592, and potentiometers RP1 and RP2 are arranged at the input end of the power supply.
The model of a driving chip of the driving circuit is SN75451 BP; the microprocessor is connected with a motor of the object scanning turntable 4 through a driving circuit, the model of the motor of the object scanning turntable 4 is 57BYG250, the driving circuit comprises drivers U4 and U5, the input end of U4 is connected with leads of unprocessed pins P12 and P13, and the input end of U5 is connected with leads of pins P14 and P15 of the microprocessor.
The microprocessor is a chip with the model number of AT89C 52-24; the model of the micro-focus X-ray tube is L12161-01.
The screen display module is LCD lattice liquid crystal with specific model JLX256160, and its 11-18 pins are connected with P20-P27 pins of the microprocessor through wires.
The micro-focus X-ray tube is characterized by further comprising a serial port circuit, wherein the serial port circuit is a conventional serial port conversion circuit, the model of the serial port circuit is MAX232, 12 pins and 11 pins of the serial port circuit are respectively connected with RXD (RXD) pins and TXD (TXD) pins of the microprocessor, and 13 pins and 14 pins of the serial port circuit are connected with a controller of the micro-focus X-ray tube.
The keyboard circuit comprises a U3 chip and a keyboard array of 5 x 8; the U3 chip is a programmable logic chip of model ISP1016E, and is connected with a microprocessor through a lead, and particularly, 3-10 pins of the U3 chip are connected with P00-P07 pins of the microprocessor through leads.
The detector controller is of a paxs1313dx type and is in circuit connection with pins P10 and P11 of the microprocessor.
The screen display module is used for displaying working parameters of the X-ray tube and the flat panel detector 5, the keyboard circuit is used for inputting various data control commands, the reset circuit is that the microprocessor enters a reset state when being electrified, the power supply circuit provides 5V power for the whole circuit, the serial port circuit is used for receiving data of the X-ray tube and sending data to the X-ray tube, the interface circuit is used for sending control commands to the detector 5 and detecting the working state of the detector 5, and the drive circuit is used for controlling the rotating angle of the object scanning turntable 4. The microprocessor is the core of the whole circuit, the microprocessor reads the working parameters of the X-ray tube through the interface circuit, reads the working state of the detector 5 through the interface circuit, outputs the working state to the liquid crystal display screen for displaying, and the microprocessor outputs the data or the command input through the keyboard to the X-ray tube through the serial port circuit respectively through detecting the state of the keyboard circuit, outputs the detector 5 through the interface circuit, and controls the rotation angle of the object state through the driving circuit.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A movable micro-focus multi-mode X-ray imaging device is characterized in that: the X-ray detector comprises a bottom plate and a shielding box body, wherein an X-ray emitter, an object scanning rotary table and a detector are fixedly arranged above the bottom plate, a controller is fixedly arranged outside the shielding box body, the controller is respectively in circuit connection with the X-ray generator, the object scanning rotary table and the detector, the object scanning rotary table is arranged between the X-ray emitter and the detector, and the three are arranged on the same straight line.
2. The movable microfocus multimodality X-ray imaging apparatus according to claim 1, characterized in that: the shielding box body is movably connected with the bottom plate to form a closed chamber, and is made of a lead plate material; the X-ray generator comprises a microfocus X-ray tube, a high-voltage transformer and a cooling fan, wherein a cesium iodide scintillator, an amorphous silicon photodiode array, a data transmission module and a power supply module are arranged in the detector; the object scanning rotary table consists of a base, a stepping motor and a rotary table, and an object to be tested is fixed above the rotary table.
3. A movable micro-focus multi-mode X-ray imaging device is characterized in that: the controller comprises a microprocessor, a keyboard circuit, a screen display module and a driving circuit, wherein the microprocessor is connected with the microfocus X-ray tube through a data line, connected with the object scanning turntable through the driving circuit and connected with the detector controller through an interface circuit, and further connected with the keyboard circuit and the screen display module.
4. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the device also comprises a reset circuit and a power supply circuit which are connected with the microprocessor.
5. The movable microfocus multimodality X-ray imaging apparatus according to claim 4, characterized in that: the RESET pin of the microprocessor is connected with a RESET circuit, the pins X1 and X2 are connected with a crystal oscillator, and the power supply circuit is provided with potentiometers RP1 and RP 2.
6. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the model of a driving chip of the driving circuit is SN75451 BP; the microprocessor is connected with a motor of the object scanning turntable through a driving circuit, and the model of the motor of the object scanning turntable is 57BYG 250.
7. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the microprocessor is a chip with the model number of AT89C 52-24; the screen display module is LCD lattice liquid crystal with specific model JLX256160, and its 11-18 pins are connected with P20-P27 pins of the microprocessor through wires.
8. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the micro-focus X-ray tube is characterized by further comprising a serial port circuit, wherein the serial port circuit is a conventional serial port conversion circuit, the model of the serial port circuit is MAX232, 12 pins and 11 pins of the serial port circuit are respectively connected with RXD (RXD) pins and TXD (TXD) pins of the microprocessor, and 13 pins and 14 pins of the serial port circuit are connected with a controller of the micro-focus X-ray tube.
9. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the keyboard circuit comprises a U3 chip and a keyboard array of 5 x 8; the U3 chip is a programmable logic chip of model ISP1016E and is connected with the microprocessor through a lead.
10. The movable microfocus multimodality X-ray imaging apparatus according to claim 3, characterized in that: the detector controller is of a paxs1313dx type and is in circuit connection with pins P10 and P11 of the microprocessor.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080268.0A CN112957058A (en) | 2021-01-21 | 2021-01-21 | Movable microfocus multi-mode X-ray imaging device |
| PCT/CN2021/101509 WO2022156137A1 (en) | 2021-01-21 | 2021-06-22 | Movable micro-focus multi-mode x-ray imaging device |
| DE212021000280.3U DE212021000280U1 (en) | 2021-01-21 | 2021-06-22 | Mobile microfocus multimodal X-ray imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080268.0A CN112957058A (en) | 2021-01-21 | 2021-01-21 | Movable microfocus multi-mode X-ray imaging device |
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| Publication Number | Publication Date |
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| CN112957058A true CN112957058A (en) | 2021-06-15 |
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| CN202110080268.0A Pending CN112957058A (en) | 2021-01-21 | 2021-01-21 | Movable microfocus multi-mode X-ray imaging device |
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| Country | Link |
|---|---|
| CN (1) | CN112957058A (en) |
| DE (1) | DE212021000280U1 (en) |
| WO (1) | WO2022156137A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022156136A1 (en) * | 2021-01-21 | 2022-07-28 | 山东第一医科大学(山东省医学科学院) | Microfocus multi-mode x-ray imaging control circuit |
| WO2022156137A1 (en) * | 2021-01-21 | 2022-07-28 | 山东第一医科大学(山东省医学科学院) | Movable micro-focus multi-mode x-ray imaging device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4716798B2 (en) * | 2005-06-10 | 2011-07-06 | 株式会社レイテック | CT equipment |
| CN101653355B (en) * | 2009-09-11 | 2012-01-11 | 华中科技大学 | Living small animal imaging system and imaging method |
| CN102319083A (en) * | 2011-08-01 | 2012-01-18 | 中国人民解放军第四军医大学 | Wide-FOV (field of view) and low-dose Micro-CT (computed tomography) cone beam imaging system |
| CN205729388U (en) * | 2016-06-17 | 2016-11-30 | 赵福敏 | One-touch Physical examination car internal X-ray/DR automatic photography control system |
| CN208591469U (en) * | 2017-10-19 | 2019-03-12 | 大连理工大学 | A kind of toy integration radiotherapy system of fusion CT and PET bimodal image guidance |
| CN110584692B (en) * | 2019-09-02 | 2023-04-25 | 王雪梅 | Bimodal imaging device |
| CN112957058A (en) * | 2021-01-21 | 2021-06-15 | 山东第一医科大学(山东省医学科学院) | Movable microfocus multi-mode X-ray imaging device |
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2021
- 2021-01-21 CN CN202110080268.0A patent/CN112957058A/en active Pending
- 2021-06-22 WO PCT/CN2021/101509 patent/WO2022156137A1/en active Application Filing
- 2021-06-22 DE DE212021000280.3U patent/DE212021000280U1/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022156136A1 (en) * | 2021-01-21 | 2022-07-28 | 山东第一医科大学(山东省医学科学院) | Microfocus multi-mode x-ray imaging control circuit |
| WO2022156137A1 (en) * | 2021-01-21 | 2022-07-28 | 山东第一医科大学(山东省医学科学院) | Movable micro-focus multi-mode x-ray imaging device |
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| Publication number | Publication date |
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| WO2022156137A1 (en) | 2022-07-28 |
| DE212021000280U1 (en) | 2022-08-11 |
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