CN204797857U - Wireless AEC detector subassembly, high -pressure generating device and automatic exposure control system - Google Patents
Wireless AEC detector subassembly, high -pressure generating device and automatic exposure control system Download PDFInfo
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- CN204797857U CN204797857U CN201520363099.1U CN201520363099U CN204797857U CN 204797857 U CN204797857 U CN 204797857U CN 201520363099 U CN201520363099 U CN 201520363099U CN 204797857 U CN204797857 U CN 204797857U
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Abstract
The utility model provides a wireless AEC detector subassembly, high -pressure generating device and automatic exposure control system. Wherein, wireless AEC detector subassembly is used for possessing the portable X ray equipment of high voltage generator, wherein, includes: a X ray dosage detector, it is used for rightly the X ray dosage that X ray equipment sent detects, the 1st a radio communication unit, it is used for X ray dosage detector with between the high voltage generator transmission expression by X ray dosage detector detects the signal of X ray dosage.
Description
Technical field
This utility model relates to a kind of wireless AEC detector module, high-voltage generator and automatic exposure control system.
Background technology
In the medical field, utilize the x-ray imaging equipment of lonizing radiation, such as X-ray known.X-ray imaging equipment possesses the X-ray generator producing X-ray and the radioscopic image acquisition device taking the radioscopic image formed by the X-ray through subject (patient).
In existing digital x-ray imaging device, widely use AEC (AutomaticExposureControl: auto-exposure control) detector and automatically control x-ray imaging device and carry out light exposure.X-ray dose detector is by the roentgendosis of ionization chamber sensing through the X-ray of subject, and the roentgendosis detected is converted to the AEC signaling interface that corresponding magnitude of voltage exports high tension generator to, high tension generator, by judging whether this magnitude of voltage reaches the desired value (blanking voltage of AEC) of AEC, exposes stop signal to determine whether to export.Just because of the application of AEC technology, the clinical experience allowing doctor not need to enrich just skillfully can use x-ray imaging device faster.Like this, the difficult problem needing to repeat X-ray examination that most basic hospital causes because doctor's misoperation or technology are not high is effectively reduced.This greatly reduces the x-ray dose that medical personnel and patient accept, and the high-quality image simultaneously exported also makes the effect of clinical diagnosis obtain guarantee.
But in existing x-ray imaging equipment, need to need to arrange cable to communicate between the high-voltage generator and x-ray dose detector of x-ray imaging device, such as parameters or arrange is measured wild etc.Therefore, in mobile X-ray equipment, cannot applying X-ray dose monitor, and the experience of medical worker only can be relied on to carry out the optimum configurations of X photography.Once exposure parameter selection is improper, then has to again expose, this not only adds manipulation strength and the time of medical worker, and make examinee have to accept more radiation dose.
Utility model content
In view of this, the utility model proposes a kind of wireless AEC detector module, high-voltage generator and the automatic exposure control system that can be applicable to mobile X-ray equipment.
An embodiment of the present utility model provides a kind of wireless AEC detector module, it is for possessing the X-ray equipment of high tension generator, it is characterized in that, comprising: an x-ray dose detector, it detects for the x-ray dose sent described X-ray equipment; One first wireless communication unit, it for transmitting the signal representing the described x-ray dose detected by described x-ray dose detector between described x-ray dose detector and described high tension generator.
In above-mentioned wireless AEC detector module, preferred described wireless AEC detector module also comprises a housing, and this housing is for keeping described x-ray dose detector and described first wireless communication unit.
In above-mentioned wireless AEC detector module, preferably described first wireless communication unit is WiFi communication module or bluetooth communication.
In above-mentioned wireless AEC detector module, preferred described x-ray dose detector is ionization chamber.
Another embodiment of the present utility model provides a kind of high-voltage generator, and it, for possessing the X-ray equipment of x-ray dose detector, is characterized in that, comprising: a high tension generator, its bulb to described X-ray equipment supply high pressure; One second wireless communication unit, it receives the x-ray dose detected by described x-ray dose detector, and when described x-ray dose exceedes the threshold value of reservation, stops described high tension generator to the high voltage supply of the bulb of described X-ray equipment.
An embodiment more of the present utility model provides a kind of automatic exposure control system, and it controls for the x-ray dose produced X-ray equipment, is characterised in that, comprising: above-mentioned wireless AEC detector module; Above-mentioned high-voltage generator.
A kind of wireless AEC detector module, high-voltage generator and the automatic exposure control system that can be applicable to mobile X-ray equipment is provided according to this utility model.
Accompanying drawing explanation
Preferred embodiment of the present utility model will be described in detail by referring to accompanying drawing below, the person of ordinary skill in the art is more clear that above-mentioned and other feature and advantage of the present utility model, in accompanying drawing:
Fig. 1 is the key diagram of the automatic exposure control system exemplified with X-ray equipment.
Fig. 2 is the structure key diagram of the automatic exposure control system that this utility model relates to.
Fig. 3 is the structure key diagram of the x-ray dose detector that this utility model relates to.
Wherein, Reference numeral is as follows:
10, high-voltage generator;
11, high tension generator;
12, the second wireless communication unit;
20, X-ray bulb;
30, flat-panel detector;
40, wireless AEC detector module;
41, x-ray dose detector;
411,412,413 detections are wild;
42, housing;
421, grip part
43, external circuit;
44, the first wireless communication unit;
50, imaging system control device;
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, by the following examples this utility model is further described.
In this article, " schematically " expression " serves as example, example or explanation ", not should by being described to any diagram of " schematically " in this article, embodiment is interpreted as a kind of preferred or have more the technical scheme of advantage.
For making simplified form, only schematically show the part relevant to this utility model in each figure, they do not represent its practical structures as product.In addition, being convenient to for making simplified form understand, there are the parts of identical structure or function in some figure, only schematically depict one of them, or only having marked one of them.
Fig. 1 is exemplified with the key diagram of the automatic exposure control system of mobile X-ray equipment.
As shown in Figure 1, under normal circumstances, high-voltage generator 10 receives the control instruction from imaging system control device 50, and supply high pressure to X-ray bulb 20, thus make X-ray bulb 20 produce X-ray, the X-ray of generation is through after detected body, detected by flat-panel detector 30, and X-ray signal is converted to the signal of telecommunication, and then processed by the imaging system control device 50 of X-ray equipment, thus obtain the image of detected body.In the present embodiment, arrange wireless AEC detector module 40 between detected body and flat-panel detector 30, X-ray is after detected body, and having to pass through wireless AEC detector module 40 could be detected by flat-panel detector 30.In addition, it should be noted that, the X-ray equipment due to the present embodiment is portable X-ray apparatus, and therefore, in order to the convenience in equipment application, wireless AEC detector module 40 is correspondingly set to portable AEC detector module.
Fig. 2 is the structure key diagram of the automatic exposure control system that this utility model relates to.As shown in Figure 2, automatic exposure control system of the present utility model comprises: high-voltage generator 10 and wireless AEC detector module 40.
Wherein, wireless AEC detector module 40 comprises: x-ray dose detector 41 and for keeping the housing 42 of x-ray dose detector 41, external circuit 43 and the first wireless communication unit 44.X-ray dose detector 41 is generally ionization chamber, and utilizing gas ionization method to carry out X-ray detection X is a technology widely adopted.In addition, in the present embodiment, as shown in Figure 3, external circuit 43 and the first wireless communication unit 44 is also provided integrally with x-ray dose detector 41.X-ray dose detector 41 is parallel-plate chamber, be filled with air between electrode and add certain DC voltage, X-ray and incident electrode (negative electrode) effect, secondary electron is inspired by photoelectric effect or Compton effect, these secondary electrons ionized air in ionization chamber produces positive and negative ion pair, positive and negative ion moves to the two poles of the earth under Electrode Field effect, form output current signal at external circuit 43, and just can obtain the dosage of X-ray according to the voltage corresponding to this current signal.And then, the signal of the dosage representing this X-ray detected is sent by the first wireless communication unit 44.In addition, it should be noted that, in the present embodiment, x-ray dose detector 41 comprises 3 detections wild 411,412,413.
Turn back to Fig. 2, x-ray dose detector 41, external circuit 43 and the first wireless communication unit 44 are all arranged in housing 42, and in addition, housing 42 is also provided with grip part 421, thus can carry easily.
Further, as shown in Figure 2, high-voltage generator 10 comprises high tension generator 11 and the second wireless communication unit 12.Wherein, high tension generator 11 is for the bulb supply high pressure to X-ray equipment, thus bulb can produce X-ray.Second wireless communication unit 12 is for communicating with the first wireless communication unit 44 in wireless AEC detector module 40, and at this, the first wireless communication unit 44 or the second wireless communication unit 12 are such as bluetooth communication or WiFi communication module.
In the present embodiment, when utilizing X-ray equipment to carry out X-ray detection, detect x-ray dose by the x-ray dose detector 41 in wireless AEC detector module 40, and sent the signal representing that this detects x-ray dose by the first wireless communication unit 44.Meanwhile, high-voltage generator 10 utilizes its second wireless communication unit 12 to receive this signal, and when x-ray dose reaches predetermined value, high tension generator 11 cuts off the high voltage supply of the bulb to X-ray equipment.
According to this utility model, provide a kind of wireless AEC detector module, high-voltage generator and the automatic exposure control system that can be applicable to mobile X-ray equipment.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a wireless AEC detector module, it, for possessing the mobile X-ray equipment of high tension generator, is characterized in that, comprising:
One x-ray dose detector, it detects for the x-ray dose sent described X-ray equipment;
One first wireless communication unit, it for transmitting the signal representing the described x-ray dose detected by described x-ray dose detector between described x-ray dose detector and described high tension generator.
2. wireless AEC detector module according to claim 1, is characterized in that,
Described wireless AEC detector module also comprises a housing, and this housing is for keeping described x-ray dose detector and described first wireless communication unit.
3. wireless AEC detector module according to claim 1, is characterized in that,
Described first wireless communication unit is WiFi communication module or bluetooth communication.
4. wireless AEC detector module according to claim 1, is characterized in that,
Described x-ray dose detector is ionization chamber.
5. a high-voltage generator, it, for possessing the mobile X-ray equipment of x-ray dose detector, is characterized in that, comprising:
One high tension generator, its bulb to described X-ray equipment supply high pressure;
One second wireless communication unit, it receives the x-ray dose detected by described x-ray dose detector, and when described x-ray dose exceedes the threshold value of reservation, stops described high tension generator to the high voltage supply of the bulb of described X-ray equipment.
6. an automatic exposure control system, it controls for the x-ray dose produced mobile X-ray equipment, is characterised in that, comprises:
Wireless AEC detector module according to any one of Claims 1 to 4;
High-voltage generator according to claim 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520363099.1U CN204797857U (en) | 2015-05-29 | 2015-05-29 | Wireless AEC detector subassembly, high -pressure generating device and automatic exposure control system |
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| CN201520363099.1U CN204797857U (en) | 2015-05-29 | 2015-05-29 | Wireless AEC detector subassembly, high -pressure generating device and automatic exposure control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113064363A (en) * | 2020-01-02 | 2021-07-02 | 辽宁开普医疗系统有限公司 | 2.4G/5G communication mode realization method of portable X-ray medical equipment |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113064363A (en) * | 2020-01-02 | 2021-07-02 | 辽宁开普医疗系统有限公司 | 2.4G/5G communication mode realization method of portable X-ray medical equipment |
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