CN113520429A - Control device for detecting X-ray imaging time and operation method thereof - Google Patents

Control device for detecting X-ray imaging time and operation method thereof Download PDF

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Publication number
CN113520429A
CN113520429A CN202110817524.XA CN202110817524A CN113520429A CN 113520429 A CN113520429 A CN 113520429A CN 202110817524 A CN202110817524 A CN 202110817524A CN 113520429 A CN113520429 A CN 113520429A
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CN
China
Prior art keywords
control device
main control
ray
imaging
display screen
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Withdrawn
Application number
CN202110817524.XA
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Chinese (zh)
Inventor
李劲生
张伟
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Nanjing Perlove Medical Equipment Co Ltd
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Nanjing Perlove Medical Equipment Co Ltd
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Priority to CN202110817524.XA priority Critical patent/CN113520429A/en
Publication of CN113520429A publication Critical patent/CN113520429A/en
Withdrawn legal-status Critical Current

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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
    • A61B6/58—Testing, adjusting or calibrating apparatus or devices for radiation diagnosis
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • 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
    • 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
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure

Abstract

The invention discloses a control device for detecting X-ray imaging time and an operation method thereof. Belongs to the field of medical appliances; the system comprises a main control device, an X-ray machine, an image acquisition module, a time display screen, a body membrane controller, an imaging body membrane and a workstation computer; the method comprises the following steps: pressing a start button S1, exposing the X-ray machine, sending the X-ray machine to a circuit of a main control device through an X-ray feedback signal, and starting timing by a time display screen when the X-ray feedback signal is received; the workstation computer collects data, when the computer screen displays stable images, power signals are converted by the image collection module and sent to a circuit of the main control device, and when the singlechip scans and receives output signals converted by the image collection module, the time display screen stops timing; the imager film is moved quickly back to the original position. The X-ray imaging time detection is accurate, the detection speed is high, and the automation degree is high; the X-ray imaging time can be detected quickly and accurately.

Description

Control device for detecting X-ray imaging time and operation method thereof
Technical Field
The invention relates to the technical field of medical instruments, in particular to a control device for detecting X-ray imaging time and an operation method thereof.
Background
In the prior art, the X-ray digital imaging detection has been greatly developed, however, the detection equipment of the X-ray digital imaging time related to the detection equipment is few, the detection of the existing X-ray imaging time generally cannot be directly calculated through a formula due to more external influence factors, only when an X-ray machine is exposed and viewed, the time interval from displaying a first perspective image to a stable image on a computer screen is recorded, and a timer is used for timing, so that the timing control is not accurate, and the error is large.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a control device for detecting X-ray imaging time and an operation method thereof, which can accurately detect the X-ray imaging time, particularly do not need manual operation and reduce errors.
The technical scheme is as follows: the invention relates to a control device for detecting X-ray imaging time, which comprises a main control device, an X-ray machine, an image acquisition module, a time display screen and a body membrane controller, wherein the main control device is connected with the X-ray machine;
the output end of one side of the main control device is connected to the input end of the time display screen, and the output end of the other side of the main control device is connected to the input end of the body membrane controller;
the input end of one side of the main control device is connected to the output end of the X-ray machine, and the input end of the other side of the main control device is connected to the output end of the image acquisition module.
Furthermore, a workstation computer is connected to the image acquisition module;
the input end of the image acquisition module is connected to the output end of the workstation computer.
Further, an imaging body film is connected to the body film controller;
the output end of the body film controller is connected to the input end of the imaging body film.
Furthermore, the main control device is formed by connecting a single chip microcomputer and electrical components through a circuit; a start button S1, a stop button S2 and a reset button S3 are arranged on the circuit;
the body membrane controller consists of a two-position three-way electromagnetic valve, a control valve, a guide rail, a slide block and a limit switch.
Further, an operation method of the control device for detecting the X-ray imaging time comprises the following specific operation steps:
(5.1) sending an instruction by a singlechip arranged in the main control device to control the body film controller to work, and moving the imaging body film controlled by the body film controller to the imaging position of the X-ray machine;
(5.2) sending a feedback signal of the X-ray source to the main control device during exposure of the X-ray machine;
(5.3) after the singlechip in the main control device receives the feedback signal, the singlechip controls a time display screen to start timing;
(5.4) the workstation computer acquires data when the X-ray machine is exposed, and after a screen displays a stable image, the image acquisition module transmits a signal to a circuit of the main control device;
(5.5) the singlechip in the main control device receives a signal of the image acquisition module through scanning, and the time display screen stops timing; displaying the time of the X-ray imaging;
and (5.6) sending an instruction to a controller film controller by a singlechip in the main control device, and quickly moving the imaging film back to the original position.
Has the advantages that: compared with the prior art, the method has the characteristics of simple and convenient operation, accurate detection of X-ray imaging time, high detection speed and high automation degree; the X-ray imaging time can be detected quickly and accurately.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a process flow diagram of the control device of the present invention;
FIG. 3 is a schematic circuit diagram of a control device according to the present invention;
in the figure, 1 is a main control device, 2 is an X-ray machine, 3 is an image acquisition module, 4 is a time display screen, 5 is a body membrane controller, and 6 is an imaging body membrane; and 7 is a workstation computer.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the control device for detecting X-ray imaging time according to the present invention includes a main control device 1, an X-ray machine 2, an image acquisition module 3, a time display screen 4 and a body membrane controller 5;
the output end of one side of the main control device 1 is connected with the input end of the time display screen 4, and the output end of the other side of the main control device is connected with the input end of the body membrane controller 5;
the input end of one side of the main control device 1 is connected to the output end of the X-ray machine 2, and the input end of the other side of the main control device is connected to the output end of the image acquisition module 3.
Further, a workstation computer 7 is connected to the image acquisition module 3;
the input end of the image acquisition module 3 is connected to the output end of the workstation computer 7.
Further, an imaging film 6 is connected to the film controller 5;
the output of the body film controller 5 is connected to the input of the imager film 6.
Further, the main control device 1 is formed by connecting a single chip microcomputer and electrical components through a circuit; a start button S1, a stop button S2 and a reset button S3 are arranged on the circuit;
the power supply of the main control device 1 is 12V; the start button S1 is used for starting the system; the stop button S2 is used for manually controlling the stop of timing, and the reset button S3 is used for resetting the system and the time display screen 4;
the body membrane controller 5 consists of a two-position three-way electromagnetic valve, a control valve, a guide rail, a slide block and a limit switch; the imaging body film 6 is arranged on the sliding block;
further, the image acquisition module 3 is installed on a screen of the workstation computer 7; a photoresistor is arranged inside the image acquisition module 3.
Further, the time display screen 4 is controlled by a single chip in the circuit of the main control device 1, and the timing time is displayed on the time display screen 4;
pressing a start button S1 in the circuit of the main control device 1, sending an instruction by the singlechip, controlling the body film controller 5 to start working, and rapidly moving the imaging body film 6 from the original position to the X-ray machine ray source imaging position;
further, after the imaging body film 6 moves to the imaging position of the X-ray machine ray source, the X-ray machine 2 starts exposure, a feedback signal of the X-ray is sent to a circuit of the main control device 1, and after a single chip microcomputer in the main control device 1 scans the signal, the single chip microcomputer sends out an instruction, and the time display screen 4 starts timing.
Further, when the workstation computer 7 acquires data when the X-ray machine 2 is exposed, and when a computer screen displays a stable image, a signal is sent to a circuit of the main control device 1, and after a single chip microcomputer in the main control device 1 scans the signal, the single chip microcomputer sends out an instruction, the time display screen 4 stops timing, and the time display screen 4 displays timing time.
Further, when the time display screen 4 stops timing, the single chip microcomputer in the main control device 1 sends an instruction to the film controller 5 to rapidly move the imaging film 6 back to the original position.
The system adopts an automatic control timing and a time display screen for time display; the X-ray imaging time can be quickly instructed and accurately displayed.
Further, as shown in fig. 2, an operation method of the control device for detecting the X-ray imaging time includes the following specific operation steps:
(5.1) sending an instruction by a singlechip arranged in the main control device 1 to control the operation of the body film controller 5, and moving the imaging body film 6 controlled by the body film controller 5 to the imaging position of the X-ray machine 2;
(5.2) sending a feedback signal of the X-ray source to the main control device 1 when the X-ray machine 2 is exposed;
(5.3) after the singlechip in the main control device 1 receives the feedback signal, the singlechip controls the time display screen 4 to start timing;
(5.4) the workstation computer 7 acquires data when the X-ray machine 2 is exposed, and after a screen displays a stable image, the image acquisition module 3 sends a signal into a circuit of the main control device 1;
(5.5) the singlechip in the main control device 1 receives a signal of the image acquisition module 3 through scanning, and the time display screen 4 stops timing; displaying the time of the X-ray imaging;
(5.6) sending an instruction to the control body film controller 5 by the singlechip in the main control device 1, and rapidly moving the imaging body film 6 back to the original position.
The working circuit principle is as shown in fig. 3, the main control device 1 is mainly composed of a single chip microcomputer ATmega16 and electrical components, after a start button S1 in the circuit is started, a single chip microcomputer output port PC2 outputs a low level to a B pole of a Q1 triode, the Q1 is a PNP triode, the C pole is connected with a high level, a C pole and an E pole of a Q1 triode are conducted, the E pole outputs a high level to a B pole of a Q2 triode, a control end of the Q2 triode becomes a high level, the Q2 is an NPN triode, the E pole is connected with GND of a 12V power supply in parallel, the C pole and the E pole of the Q2 triode are conducted, the C pole of the Q2 triode is connected with a pin 1 of an output port of a main control circuit J2, a pin 2 of the output port of the J2 is connected with +12V of a 12 power supply, and the J2 outputs the 12V power supply body film controller 5; the body membrane controller 5 is composed of a two-position three-way electromagnetic valve, a control valve, a guide rail, a slide block, a limit switch and the like, the imaging body membrane 6 is arranged on the slide block, and a contact of the limit switch is connected with an exposure signal of the X-ray machine 2; after the electromagnetic valve is electrified, the control valve works, the slider rapidly moves the imaging film 6 from the original position to the imaging position of an X-ray source, the slider triggers a limit switch, the X-ray source 2 starts exposure, an X-ray feedback high level signal is sent to an input port of a circuit J3 of the main control device 1, an input end of an optical coupler O3 IN the circuit of the main control device 1 is connected with J3, an output end of the optical coupler O3 is conducted, 12V of the main control device 1 passes through a 2K resistor and a voltage stabilizing tube IN4733 circuit, a stabilized 5.1V voltage signal is sent to a pin 2 and a pin 5 of U2 for operation, an LM324 operational amplifier is adopted by U2, a pin 3 of U2 is connected with a Vrefa signal IN a reference circuit, a pin 6 of U2 is connected with a Vrefb signal IN the reference circuit, a pin 1 and a pin 7 of U2 output high level after operation, signals are connected with a pin 13 and a pin 12 of U3, a circuit is adopted by U3 and a CD4081 circuit, and an AND gate of U3 outputs high level, the pin 11 is connected with the input end of the optical coupler O2, the output end of the optical coupler O2 is connected, the pin 3 of the optical coupler O2 is connected with GND, the signal A is connected with the pin 4 of the optical coupler O2, the signal A is changed into low level and is sent to the port of the single chip PC1, the single chip PC1 sends an instruction after the port scans that the signal A is changed into low level, and the time display screen 4 starts to time; the output ports of the single chip microcomputer PA and the single chip microcomputer PB are connected with the input end of the time display screen and control the work of the time display screen 4; the workstation computer 7 collects data when the X-ray machine 2 is exposed, the data is displayed on a computer screen after being processed, the output port J4 of the main control device 1 is connected with a 5506 photosensitive resistor in the image collection module 3, the resistance value of the photosensitive resistor is very large when no image exists on the computer screen, the resistance value of the photosensitive resistor becomes very small when a stable image is displayed on the computer screen, the +5V of the main control device 1 is connected with the pin 1 of the output port J4, the pin 2 is connected with the pins 9 and 12 of U2, the pin 10 of U2 is connected with a Vrefa signal in a reference circuit, the pin 13 of U2 is connected with a Vrefb signal in the reference circuit, the pin 8 and the pin 14 of U2 output high level after operation, the signal is connected with the pin 9 and the pin 8 of U3, the pin 10 of U3 outputs high level, the pin 10 is connected with the input end of O1, the output end of an optical coupler O1 is connected, the pin 3 of the O1 is connected with a signal B connected with a pin 4 of a PC1, the signal B becomes low level pin of a single chip microcomputer 0 and is sent to GND, when the port of the single chip microcomputer PC0 scans that the signal B becomes low level, the single chip microcomputer sends an instruction, the time display screen 4 stops timing, and the imaging time is displayed on the time display screen 4; the singlechip output port PC2 outputs a high level to the B pole of the Q1 triode, the Q1 triode is cut off, the E pole outputs a low level to the B pole of the Q2 triode, the Q2 triode is cut off, the pin 1 of the J2 output port is disconnected with GND, and the imaging body film 6 is rapidly moved back to the original position by the body film controller 5.
In order to detect the image stabilization time in the photographing mode of the mobile C-shaped arm X-ray machine, the requirement of 5.4.7 th X-ray machine imaging time of YY/T0744-2018 is met, when 118 series of mobile C-shaped arm X-ray machine imaging time parameters are measured, the newly invented X-ray imaging time control device is adopted, the measurement result is very accurate, and the operation is simple and convenient.

Claims (5)

1. A control device for detecting X-ray imaging time is characterized by comprising a main control device, an X-ray machine, an image acquisition module, a time display screen and a body membrane controller;
the output end of one side of the main control device is connected to the input end of the time display screen, and the output end of the other side of the main control device is connected to the input end of the body membrane controller;
the input end of one side of the main control device is connected to the output end of the X-ray machine, and the input end of the other side of the main control device is connected to the output end of the image acquisition module.
2. The control device for detecting the X-ray imaging time according to claim 1, wherein a workstation computer is further connected to the image acquisition module;
the input end of the image acquisition module is connected to the output end of the workstation computer.
3. The control device for detecting X-ray imaging time according to claim 1, wherein an imaging body film is further connected to the body film controller;
the output end of the body film controller is connected to the input end of the imaging body film.
4. The control device for detecting the X-ray imaging time according to claim 1, wherein the main control device is formed by connecting a single chip microcomputer and electrical components through a circuit; a start button S1, a stop button S2 and a reset button S3 are arranged on the circuit;
the body membrane controller consists of a two-position three-way electromagnetic valve, a control valve, a guide rail, a slide block and a limit switch.
5. The operation method of the control device for detecting the X-ray imaging time according to the claims 1-4 is characterized by comprising the following specific operation steps:
(5.1) sending an instruction by a singlechip arranged in the main control device to control the operation of the body film controller, and moving the imaging body film controlled by the body film controller to the imaging position of the X-ray machine;
(5.2) sending a feedback signal of the X-ray source to the main control device during exposure of the X-ray machine;
(5.3) after the singlechip in the main control device receives the feedback signal, the singlechip controls a time display screen to start timing;
(5.4) the workstation computer acquires data when the X-ray machine is exposed, and after a screen displays a stable image, the image acquisition module transmits a signal to a circuit of the main control device;
(5.5) the singlechip in the main control device receives a signal of the image acquisition module through scanning, and the time display screen stops timing; displaying the time of the X-ray imaging;
and (5.6) sending an instruction to a controller film controller by a singlechip in the main control device, and quickly moving the imaging film back to the original position.
CN202110817524.XA 2021-07-20 2021-07-20 Control device for detecting X-ray imaging time and operation method thereof Withdrawn CN113520429A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110817524.XA CN113520429A (en) 2021-07-20 2021-07-20 Control device for detecting X-ray imaging time and operation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110817524.XA CN113520429A (en) 2021-07-20 2021-07-20 Control device for detecting X-ray imaging time and operation method thereof

Publications (1)

Publication Number Publication Date
CN113520429A true CN113520429A (en) 2021-10-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110817524.XA Withdrawn CN113520429A (en) 2021-07-20 2021-07-20 Control device for detecting X-ray imaging time and operation method thereof

Country Status (1)

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CN (1) CN113520429A (en)

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Application publication date: 20211022