CN105072791A - Photographic and prospective control system and method for medical diagnostic x-ray high-frequency and high-voltage generator - Google Patents
Photographic and prospective control system and method for medical diagnostic x-ray high-frequency and high-voltage generator Download PDFInfo
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- CN105072791A CN105072791A CN201510476731.8A CN201510476731A CN105072791A CN 105072791 A CN105072791 A CN 105072791A CN 201510476731 A CN201510476731 A CN 201510476731A CN 105072791 A CN105072791 A CN 105072791A
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Abstract
The invention relates to a photographic and prospective control system and method for a medical diagnostic x-ray high-frequency and high-voltage generator. The control system comprises a control table, a central processing unit, a main inverter unit, a rotary anode unit, a pulse modulation unit and a generator host, wherein the control table, the main inverter unit, the rotary anode unit, the pulse modulation unit and the generator host are respectively connected with the central processing unit, and the main inverter unit, the rotary anode unit and the pulse modulation unit are further respectively connected with the generator host. By the control system, tube current, tube voltage and exposure time can be high-accurately controlled, and radiation dosage is reduced to minimum; and moreover, the photographic and prospective control system disclosed by the invention also has functions of self-protection, self-diagnostics and the like on a fault, and the medical diagnostic x-ray high-frequency and high-voltage generator is more intelligent.
Description
Technical field
The invention belongs to X-ray equipment field, be specifically related to a kind of X ray high frequency high voltage generator for medical use diagnose and taken the photograph control system.
Background technology
X-ray production apparatus is mainly used in medical field, is one of the most basic diagnostic device of hospital.At present, medical X ray machine application is clinically quite universal, and becomes the Major medical training equipment of diagnostic imaging and treatment.Power frequency X-ray machine has following shortcoming: difference is very large according to rectifier system is different for the spectrum assignment precision of power frequency machine, and exposure accuracy is low, and automaticity is low, and the radiation dose that patient is subject to is large.
Summary of the invention
The object of the invention is to the deficiency existed for prior art, provide a kind of structure X ray high frequency high voltage generator for medical use diagnose that is simple, safe and reliable, that effectively can control the radiation dose of X ray and take the photograph control system and control method.
To achieve these goals, present invention employs following technical scheme:
A kind of X ray high frequency high voltage generator for medical use diagnose takes the photograph control system, comprises control desk, CPU, main inverter unit, rotarting anode unit, pwm unit and generator main frame; Described control desk, main inverter unit, rotarting anode unit, pwm unit, generator main frame are connected with CPU respectively; Described main inverter unit, rotarting anode unit, pwm unit are also connected with generator main frame respectively; By control desk control panel select and setting take the photograph condition, and send instruction and process to CPU, CPU performs current action and sends drive singal, after main inverter unit, rotarting anode unit, pwm unit receive corresponding drive singal respectively, complete a series of corresponding action respectively, export the X-ray tube in high direct voltage supply generator main frame, produce X ray, carry out taking the photograph work; Simultaneously; CPU reads generator main frame and whether sends protection information at current action; once CPU reads the protection information that generator main frame sends at current action; namely CPU sends stop signal to main inverter unit, rotarting anode unit, pwm unit, stops current action.
Further illustrate, be provided with in described CPU and take the photograph tablet mode, perspective mode, filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula, IBS fiducial value shaping modes; Wherein, described filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula are take the photograph the secondary pattern of tablet mode, and namely filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula enter taking the photograph under tablet mode; Described IBS fiducial value shaping modes is the secondary pattern of perspective mode, and namely IBS fiducial value shaping modes enters under perspective mode.
CPU of the present invention adopts the single-chip microcomputer based on W78E058D.
X ray high frequency high voltage generator for medical use diagnose takes the photograph a control method for control system, comprises the following steps:
Step one, after control system powers on, starts to carry out all kinds of initialization action (comprising serial ports initialization, timer interruption initialization, storage chip 5045 initialization etc.), then waits for that control desk sends start-up command;
Step 2, after CPU receives the start-up command that control desk sends, hardware charging module starts to charge, and charging need complete in 15s, if do not complete more than 15s, can report E03 mistake; When after charging complete, CPU reads the corresponding parameter value of each hardware cell before last power down, and is transferred to control desk and shows;
Step 3, at the display interface of control desk, enters each mode tuning interface according to each mode flags, carries out the optimum configurations of each pattern; Then, press the rim brake switch of control desk, send exposure instruction, after CPU receives exposure instruction, according to the parameter that each pattern is arranged, drive singal is sent to main inverter unit, rotarting anode unit, pwm unit, main inverter unit, rotarting anode unit, pwm unit are according to the output of drive singal control voltage, electric current, time, make generator main frame according to the voltage set under each pattern, electric current, work in the time, thus control the radiation dose of X ray.
Advantage of the present invention:
Of the present inventionly take the photograph that Control system architecture is simple, safe and reliable, use cost is low; control method simple possible, easily to grasp; and can high-precision control valve electric current, tube voltage, the time for exposure; radiation dose is dropped to minimum; control system of taking the photograph of the present invention also has the functions such as fault self-protection, autodiagnosis in addition, makes X ray high frequency high voltage generator for medical use diagnose more intelligent.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of one embodiment of the invention.
Fig. 2 is the workflow diagram of one embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Embodiment:
As shown in Figure 1, a kind of X ray high frequency high voltage generator for medical use diagnose takes the photograph control system, comprises control desk, CPU, main inverter unit, rotarting anode unit, pwm unit and generator main frame; Described control desk, main inverter unit, rotarting anode unit, pwm unit, generator main frame are connected with CPU respectively; Described main inverter unit, rotarting anode unit, pwm unit are also connected with generator main frame respectively; By control desk control panel select and setting take the photograph condition, and send instruction and process to CPU, CPU performs current action and sends drive singal, after main inverter unit, rotarting anode unit, pwm unit receive corresponding drive singal respectively, complete a series of corresponding action respectively, export the X-ray tube in high direct voltage supply generator main frame, produce X ray, carry out taking the photograph work; Simultaneously; CPU reads generator main frame and whether sends protection information at current action; once CPU reads the protection information that generator main frame sends at current action; namely CPU sends stop signal to main inverter unit, rotarting anode unit, pwm unit, stops current action.
Further illustrate, be provided with in described CPU and take the photograph tablet mode, perspective mode, filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula, IBS fiducial value shaping modes; Wherein, described filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula are take the photograph the secondary pattern of tablet mode, and namely filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula enter taking the photograph under tablet mode; Described IBS fiducial value shaping modes is the secondary pattern of perspective mode, and namely IBS fiducial value shaping modes enters under perspective mode.
CPU of the present invention adopts the single-chip microcomputer based on W78E058D.
As shown in Figure 2, a kind of X ray high frequency high voltage generator for medical use diagnose takes the photograph the control method of control system, comprises the following steps:
Step one, after control system powers on, starts to carry out all kinds of initialization action (comprising serial ports initialization, timer interruption initialization, storage chip 5045 initialization etc.), then waits for that control desk sends start-up command;
Step 2, after CPU receives the start-up command that control desk sends, hardware charging module starts to charge, and charging need complete in 15s, if do not complete more than 15s, can report E03 mistake; When after charging complete, CPU reads the corresponding parameter value of each hardware cell before last power down, and is transferred to control desk and shows;
Step 3, at the display interface of control desk, enters each mode tuning interface according to each mode flags, carries out the optimum configurations of each pattern; Then, press the rim brake switch of control desk, send exposure instruction, after CPU receives exposure instruction, according to the parameter that each pattern is arranged, drive singal is sent to main inverter unit, rotarting anode unit, pwm unit, main inverter unit, rotarting anode unit, pwm unit are according to the output of drive singal control voltage, electric current, time, make generator main frame according to the voltage set under each pattern, electric current, work in the time, thus control the radiation dose of X ray.
Claims (3)
1. X ray high frequency high voltage generator for medical use diagnose takes the photograph a control system, it is characterized in that: comprise control desk, CPU, main inverter unit, rotarting anode unit, pwm unit and generator main frame; Described control desk, main inverter unit, rotarting anode unit, pwm unit, generator main frame are connected with CPU respectively; Described main inverter unit, rotarting anode unit, pwm unit are also connected with generator main frame respectively; By control desk control panel select and setting take the photograph condition, and send instruction and process to CPU, CPU performs current action and sends drive singal, after main inverter unit, rotarting anode unit, pwm unit receive corresponding drive singal respectively, complete a series of corresponding action respectively, export the X-ray tube in high direct voltage supply generator main frame, produce X ray, carry out taking the photograph work; Simultaneously; CPU reads generator main frame and whether sends protection information at current action; once CPU reads the protection information that generator main frame sends at current action; namely CPU sends stop signal to main inverter unit, rotarting anode unit, pwm unit, stops current action.
2. X ray high frequency high voltage generator for medical use diagnose according to claim 1 takes the photograph control system, it is characterized in that: be provided with in described CPU and take the photograph tablet mode, perspective mode, filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula, IBS fiducial value shaping modes; Wherein, described filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula are take the photograph the secondary pattern of tablet mode, and namely filament initial value shaping modes, the standby value shaping modes of filament, instruction pipe die formula enter taking the photograph under tablet mode; Described IBS fiducial value shaping modes is the secondary pattern of perspective mode, and namely IBS fiducial value shaping modes enters under perspective mode.
3. X ray high frequency high voltage generator for medical use diagnose takes the photograph a control method for control system, it is characterized in that, comprises the following steps:
Step one, after control system powers on, starts to carry out all kinds of initialization action, then waits for that control desk sends start-up command;
Step 2, after CPU receives the start-up command that control desk sends, hardware charging module starts to charge, and charging need complete in 15s, if do not complete more than 15s, can report E03 mistake; When after charging complete, CPU reads the corresponding parameter value of each hardware cell before last power down, and is transferred to control desk and shows;
Step 3, at the display interface of control desk, enters each mode tuning interface according to each mode flags, carries out the optimum configurations of each pattern; Then, press the rim brake switch of control desk, send exposure instruction, after CPU receives exposure instruction, according to the parameter that each pattern is arranged, drive singal is sent to main inverter unit, rotarting anode unit, pwm unit, main inverter unit, rotarting anode unit, pwm unit are according to the output of drive singal control voltage, electric current, time, make generator main frame according to the voltage set under each pattern, electric current, work in the time, thus control the radiation dose of X ray.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105357852A (en) * | 2015-12-03 | 2016-02-24 | 南宁一举医疗电子有限公司 | Medical diagnostic X-ray high-frequency high-voltage generator radiographing and perspective console and control method |
| CN109481042A (en) * | 2019-01-14 | 2019-03-19 | 韩远卓 | A kind of dental treatment system of X-ray imaging |
| CN112688535A (en) * | 2020-12-30 | 2021-04-20 | 上海联影医疗科技股份有限公司 | Power-on control system |
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| JPH01243398A (en) * | 1988-03-25 | 1989-09-28 | Toshiba Corp | X-ray photographing device |
| CN2751349Y (en) * | 2004-04-27 | 2006-01-11 | 上海医疗器械厂有限公司 | A control device of X-ray machine interface |
| CN101188900A (en) * | 2007-10-17 | 2008-05-28 | 廖云峰 | Medical diagnosis X radial high-frequency and high-voltage generator based on dual-bed and dual-tube |
| CN101203085A (en) * | 2007-10-30 | 2008-06-18 | 杨扬 | X ray high frequency high voltage generator for medical use diagnose |
| CN202276537U (en) * | 2011-09-06 | 2012-06-13 | 上海理工大学 | An X-ray high-frequency high-voltage generator conversion circuit |
| CN104378897A (en) * | 2014-11-18 | 2015-02-25 | 汕头市超声仪器研究所有限公司 | X-ray generating device with tube current control function |
| CN204377238U (en) * | 2015-01-29 | 2015-06-03 | 珠海市睿影科技有限公司 | A kind of high pressure generator master control system |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01243398A (en) * | 1988-03-25 | 1989-09-28 | Toshiba Corp | X-ray photographing device |
| CN2751349Y (en) * | 2004-04-27 | 2006-01-11 | 上海医疗器械厂有限公司 | A control device of X-ray machine interface |
| CN101188900A (en) * | 2007-10-17 | 2008-05-28 | 廖云峰 | Medical diagnosis X radial high-frequency and high-voltage generator based on dual-bed and dual-tube |
| CN101203085A (en) * | 2007-10-30 | 2008-06-18 | 杨扬 | X ray high frequency high voltage generator for medical use diagnose |
| CN202276537U (en) * | 2011-09-06 | 2012-06-13 | 上海理工大学 | An X-ray high-frequency high-voltage generator conversion circuit |
| CN104378897A (en) * | 2014-11-18 | 2015-02-25 | 汕头市超声仪器研究所有限公司 | X-ray generating device with tube current control function |
| CN204377238U (en) * | 2015-01-29 | 2015-06-03 | 珠海市睿影科技有限公司 | A kind of high pressure generator master control system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105357852A (en) * | 2015-12-03 | 2016-02-24 | 南宁一举医疗电子有限公司 | Medical diagnostic X-ray high-frequency high-voltage generator radiographing and perspective console and control method |
| CN109481042A (en) * | 2019-01-14 | 2019-03-19 | 韩远卓 | A kind of dental treatment system of X-ray imaging |
| CN109481042B (en) * | 2019-01-14 | 2021-05-07 | 韩远卓 | X-ray imaging dental treatment system |
| CN112688535A (en) * | 2020-12-30 | 2021-04-20 | 上海联影医疗科技股份有限公司 | Power-on control system |
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Application publication date: 20151118 |