CN204218921U - CT high-pressure injection pressure detecting alarm device and CT high pressure injector - Google Patents
CT high-pressure injection pressure detecting alarm device and CT high pressure injector Download PDFInfo
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- CN204218921U CN204218921U CN201420663384.0U CN201420663384U CN204218921U CN 204218921 U CN204218921 U CN 204218921U CN 201420663384 U CN201420663384 U CN 201420663384U CN 204218921 U CN204218921 U CN 204218921U
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Abstract
The utility model discloses a kind of CT high-pressure injection pressure detecting alarm device and CT high pressure injector, wherein, checkout gear comprises pressure transducer, the first microcontroller and the first wireless communication module, the wearable patient's Yu arm of pressure transducer, for detecting injection position pressure, produces force value; First microcontroller is connected with pressure transducer, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by pressure transducer and setting value; First wireless communication module is connected with the first microcontroller, for sending described feedback signal.This utility model can detect the pressure of patient injection position, when force value is greater than setting value, output feedback signal is to CT high pressure injector, reported to the police by alarm, injection is stopped by controlling syringe, so, can avoid that injection pressure is excessive causes the problem such as angiorrhexis and contrast agent seepage, reduce the actual bodily harm in CT angiographic procedure, patient caused.
Description
Technical field
This utility model relates to CT high pressure injector, particularly relates to a kind of CT high-pressure injection pressure detecting alarm device and CT high pressure injector.
Background technology
CT high pressure injector is a kind of syringe for contrast-medium injection during CT contrast examination, by high-pressure injection contrast agent to strengthen contrast in tissue, improves the accuracy of pathological changes resolution and diagnosis.But, because high pressure injector pressure in injection process is higher, as poor in patient's blood vessel situation or site of puncture is not ideal enough time, angiorrhexis can be there is, cause extravasation of contrast media to surrounding tissue, cause and be partially formed lump, bring infliction of body to patient and cause the generation of adverse events.
In view of this, be necessary to provide a kind of CT high-pressure injection pressure detecting alarm device, so that the problems referred to above can be prevented to occur, reduce the actual bodily harm to patient.
Utility model content
This utility model is intended to solve the technical problem existed in prior art.
For this reason, this utility model object is to provide a kind of CT high-pressure injection pressure detecting alarm device and CT high pressure injector, to avoid angiorrhexis and contrast agent seepage and the actual bodily harm caused patient.
For realizing upper object, first aspect, the CT high-pressure injection pressure detecting alarm device that this utility model provides, comprising:
Pressure transducer, wearable patient's Yu arm, for detecting injection position pressure, produces force value;
First microcontroller, is connected with described pressure transducer, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by described pressure transducer and setting value;
First wireless communication module, is connected with described first microcontroller, for sending described feedback signal.
Preferably, also comprise display screen, be connected with described first microcontroller, in order to show described force value and setting value.
Preferably, also comprise LED alarm module, be connected with described first microcontroller, when described force value is greater than setting value, under the control of described first microcontroller, light flicker.
Preferably, described first wireless communication module is bluetooth module or WIFI module.
For achieving the above object, second aspect, CT high pressure injector of the present utility model, comprises high pressure injector and CT high-pressure injection pressure detecting alarm device, wherein,
Described CT high-pressure injection pressure detecting alarm device comprises:
Pressure transducer, wearable patient's Yu arm, for detecting injection position pressure, produces force value;
First microcontroller, is connected with described pressure transducer, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by described pressure transducer and setting value;
First wireless communication module, is connected with described first microcontroller, for sending described feedback signal;
Described high pressure injector comprises:
Syringe, in order to patient injection medicinal liquid;
Second wireless communication module, communicates to connect with described first wireless communication module signal wireless, in order to receive the feedback signal that described first wireless communication module sends;
Alarm, for output alarm signal;
Second microcontroller, be connected with described syringe, the second wireless communication module and alarm, for exporting the first control signal and the second control signal according to described feedback signal, to control described alarm equipment alarm by described first control signal, control described syringe by described second control signal and stop injection.
Preferably, described high pressure injector comprises display further, is connected with described second microcontroller, in order to show injection information and feedback information.
Preferably, described CT high-pressure injection pressure detecting alarm device also comprises display screen, is connected, in order to show described force value and setting value with described first microcontroller.
Preferably, described CT high-pressure injection pressure detecting alarm device comprises LED alarm module further, is connected with described first microcontroller, when described force value is greater than setting value, under the control of described first microcontroller, lights flicker.
Preferably, described first wireless communication module and the second wireless communication module are bluetooth module or WIFI module.
The CT high-pressure injection pressure detecting alarm device provided according to this utility model and CT high pressure injector, the pressure of patient injection position can be detected, when force value is greater than setting value, output feedback signal is to CT high pressure injector, reported to the police by alarm, injection is stopped by controlling syringe, so, can avoid that injection pressure is excessive causes the problem such as angiorrhexis and extravasation of contrast media, reduce the actual bodily harm in CT angiographic procedure, patient caused.
Accompanying drawing explanation
Fig. 1 is the block diagram of this utility model Embodiment C T high-pressure injection pressure detecting alarm device;
Fig. 2 is the block diagram of this utility model Embodiment C T high pressure injector;
100:CT high-pressure injection pressure detecting alarm device;
10: pressure transducer;
11: the first microcontrollers;
12: the first wireless communication modules;
13:LED alarm module;
14: display screen;
200: high pressure injector:
20: syringe;
21: the second wireless communication modules;
22: alarm;
23: the second microcontrollers;
24: display.
The realization of this utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining this utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in this utility model can be understood as the case may be.
With reference to shown in Fig. 1, this utility model embodiment provides a kind of CT high-pressure injection pressure detecting alarm device 100, for detecting in CT angiographic procedure, and the pressure of patient injection contrast locations.This CT high-pressure injection pressure detecting alarm device 100 comprises pressure transducer 10, first microcontroller 11 and the first wireless communication module 12.
Concrete, the wearable patient's Yu arm of pressure transducer 10, for detecting injection position pressure, produces force value.Such as pressure transducer 10 can be fixed on the position of injection of contrast medium on patient's arm by fixtures such as bandages, when intravascular pressure is excessive, vascular dilation makes pressure transducer 10 produce pressure signal, and the force value of correspondence is inputed to the first microcontroller 11.
First microcontroller 11 is connected with pressure transducer 10, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by pressure transducer 10 and setting value.That is, the setting value that first microcontroller 11 sets is the force value of normal injection, and the force value that pressure transducer 10 inputs is actual force value, when the force value of reality is greater than the force value of normal injection, illustrate that the speed and metering etc. of current injection are abnormal, exceed blood vessel ability to bear, therefore, the first microcontroller 11 now need this information feed back force value of reality being greater than the force value of normal injection to CT high pressure injector 200, so now can export a feedback signal.
Be understandable that, the feedback information that first microcontroller 11 exports at least can comprise this information that actual force value is greater than the force value of normal injection, simultaneously, the force value (namely actual force value) that pressure transducer 10 inputs can also be comprised, that is, the force value of this information and reality that the force value of reality can be greater than the force value of normal injection by the first microcontroller 11 together feeds back to high pressure injector 200, after high pressure injector 200 receives feedback signal, syringe can be controlled and stop injection, control alarm equipment alarm simultaneously.
First wireless communication module 12 is connected with the first microcontroller 11, for sending described feedback signal.This first wireless communication module 12 can be bluetooth module or WIFI module, general, and because bluetooth module is low in energy consumption, and the data volume transmitted at this device is less, therefore, as preferably, can select bluetooth module such as bluetooth 4.0 module.
According to the CT high-pressure injection pressure detecting alarm device 100 that this utility model provides, the pressure of patient injection position can be detected, when force value is greater than setting value, output feedback signal is to high pressure injector 200, reported to the police by alarm, injection is stopped by controlling syringe, so, can avoid that injection pressure is excessive causes blood vessel to burst and the problem such as contrast agent seepage, reduce the actual bodily harm in CT angiographic procedure, patient caused.
In an example of the present utility model, CT high-pressure injection pressure detecting alarm device 100 of the present utility model also comprises display screen 14, is connected, in order to show force value and setting value with the first microcontroller 11.So, be also convenient to patient and understand current injection pressure state.
In another embodiment of the present utility model, CT high-pressure injection pressure detecting alarm device 100 of the present utility model also comprises LED alarm module 13, be connected with the first microcontroller 11, when described force value is greater than setting value, under the control of the first microcontroller 11, light flicker.So, patient can be reminded to note, and the pressure of current injection is excessive, with to medical worker's demand precautionary measures.
With reference to shown in Fig. 2, this utility model embodiment still provides a kind of CT high pressure injector, for during CT radiography to patient injection contrast agent, this injection device comprises high pressure injector 200 and CT high-pressure injection pressure detecting alarm device 100.
Concrete, CT high-pressure injection pressure detecting alarm device 100 comprises pressure transducer 10, first microcontroller 11 and the first wireless communication module 12.
Wherein, the wearable patient's Yu arm of pressure transducer 10, for detecting injection position pressure, produces force value.Such as pressure transducer 10 can be fixed on the position of injection of contrast medium on patient's arm by fixtures such as bandages, when intravascular pressure is excessive, vascular dilation makes pressure transducer 10 produce pressure signal, and the force value of correspondence is inputed to the first microcontroller 11.
First microcontroller 11 is connected with described pressure transducer 10, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by described pressure transducer 10 and setting value.That is, the setting value that first microcontroller 11 sets is the force value of normal injection, and the force value that pressure transducer 10 inputs is actual force value, when the force value of reality is greater than the force value of normal injection, illustrate that the speed and metering etc. of current injection are abnormal, exceed blood vessel ability to bear, therefore, the first microcontroller 11 now need this information feed back force value of reality being greater than the force value of normal injection to high pressure injector 200, so now can export a feedback signal.
Be understandable that, the feedback information that first microcontroller 11 exports at least can comprise this information that actual force value is greater than the force value of normal injection, simultaneously, the force value (namely actual force value) that pressure transducer 10 inputs can also be comprised, that is, the force value of the first microcontroller 11 this information and reality that the force value of reality can be greater than the force value of normal injection together feeds back to high pressure injector 200.
First wireless communication module 12 is connected with the first microcontroller 11, for sending described feedback signal.This first wireless communication module 12 can be bluetooth module or WIFI module, general, and because bluetooth module is low in energy consumption, and the data volume transmitted at this device is less, therefore, as preferably, can select bluetooth module such as bluetooth 4.0 module.
High pressure injector 200 comprises syringe 20, second wireless communication module 21, alarm 22 and the second microcontroller 23.Wherein, syringe 20 is in order to patient injection medicinal liquid.Second wireless communication module 21 and the first wireless communication module 12 signal wireless communicate to connect, in order to receive the feedback signal that described first wireless communication module 12 sends.Alarm 22 is for output alarm signal.Second microcontroller 23 is connected with syringe 20, second wireless communication module 21 and alarm 22, for exporting the first control signal and the second control signal according to described feedback signal, report to the police to control described alarm 22 by described first control signal, control described syringe 20 by described second control signal and stop injection.
That is, when the force value of reality is greater than the force value of normal injection, CT high-pressure injection pressure detecting alarm device 100 sends feedback signal to high pressure injector 200, and export the first control signal and the second control signal by the second microcontroller 23, control alarm 22 accordingly and report to the police and syringe 20 stopping injection., can avoid that injection pressure is excessive causes blood vessel to burst and the problem such as contrast agent seepage, reduce the actual bodily harm in CT angiographic procedure, patient caused.
Due to when actual force value is greater than the force value of normal injection, even if the second microcontroller 23 controls syringe 20 stop injection, but unnecessary liquid still can flow in patient body in syringe 20 and syringe, certain actual bodily harm is caused to patient, therefore, in a preferred embodiment of the present utility model, high pressure injector 200 also comprises electromagnetic valve and remaining liquid returnable.
Specifically, electromagnetic valve is connected with the second microcontroller, and electromagnetic valve has an entrance and the first outlet and second exports, and entrance is communicated with syringe, the first outlet connection one syringe.Remaining liquid returnable is exported by discharging tube and second and is connected.Accordingly, the second microcontroller 23, also for exporting the 3rd control signal according to described feedback signal, controls the first port closing of described electromagnetic valve by described 3rd control signal and the second outlet arranges, to discharge the surplus liquid in described syringe 20.
Above-mentioned electromagnetic valve can adopt 2/2-way reversal valve, can certainly adopt other electromagnetic valves, specifically arrange as required.
That is, liquid (contrast agent) in syringe 20 enters electromagnetic valve by the entrance on electromagnetic valve, second microcontroller 23 can be commutated by electromagnetic valve and switch the break-make of the first outlet and the second outlet, the syringe that first outlet connects can to patient injection contrast agent, and the contrast agent in syringe 20 can be guided in remaining liquid returnable by the second outlet connected drainage pipe.When normal injection, the first outlet conducting, and the second port closing, so the syringe of contrast agent by the first outlet is injected in patient body by syringe 20.And when actual force value is greater than the force value of normal injection, second microcontroller 23 is except exporting control alarm 22 corresponding to the first control signal, the second control signal and report to the police and syringe 20 stopping injection, second microcontroller 23 also exports the 3rd control signal, Controlling solenoid valve commutates and makes the first port closing, the second outlet conducting, so, the surplus liquid in syringe 20 and in syringe can be expelled in remaining liquid returnable by the discharging tube of the second outlet.By this, can avoid, after syringe 20 stops injection, causing problems such as patient body injuries in the unnecessary patient body of flowing in syringe 20 and syringe.
In an embodiment of the present utility model, high pressure injector 200 comprises display 24 further, is connected with the second microcontroller 23, in order to show injection information and feedback information.So that medical worker can understand the force value etc. of injection information and injection position in time.
In an embodiment of the present utility model, CT high-pressure injection pressure detecting alarm device 100 also comprises display screen 14, is connected, in order to show described force value and setting value with described first microcontroller 11.So, be also convenient to patient and understand current injection pressure state.
In another embodiment of the present utility model, CT high-pressure injection pressure detecting alarm device 100 of the present utility model also comprises LED alarm module 13, be connected with the first microcontroller 11, when described force value is greater than setting value, under the control of the first microcontroller 11, light flicker.So, patient can be reminded to note, and the pressure of current injection is excessive, with to medical worker's demand precautionary measures.
Be understandable that, the second wireless communication module 21 can be bluetooth module or WIFI module.
According to the CT high pressure injector that this utility model provides, the pressure of patient injection position can be detected, when force value is greater than setting value, output feedback signal is to high pressure injector 200, reported to the police by alarm 22, injection is stopped by controlling syringe, so, can avoid that injection pressure is excessive causes blood vessel to burst and the problem such as contrast agent seepage, reduce the actual bodily harm in CT angiographic procedure, patient caused.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.
Claims (9)
1. a CT high-pressure injection pressure detecting alarm device, is characterized in that, comprising:
Pressure transducer, wearable patient's Yu arm, for detecting injection position pressure, produces force value;
First microcontroller, is connected with described pressure transducer, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by described pressure transducer and setting value;
First wireless communication module, is connected with described first microcontroller, for sending described feedback signal.
2. CT high-pressure injection pressure detecting alarm device according to claim 1, is characterized in that: also comprise display screen, is connected with described first microcontroller, in order to show described force value and setting value.
3. CT high-pressure injection pressure detecting alarm device according to claim 1, it is characterized in that: also comprise LED alarm module, be connected with described first microcontroller, when described force value is greater than setting value, under the control of described first microcontroller, light flicker.
4. CT high-pressure injection pressure detecting alarm device according to claim 1, is characterized in that: described first wireless communication module is bluetooth module or WIFI module.
5. a CT high pressure injector, is characterized in that, comprises high pressure injector and CT high-pressure injection pressure detecting alarm device, wherein,
Described CT high-pressure injection pressure detecting alarm device comprises:
Pressure transducer, wearable patient's Yu arm, for detecting injection position pressure, produces force value;
First microcontroller, is connected with described pressure transducer, compares, when described force value is greater than setting value, export a feedback signal for the force value that inputted by described pressure transducer and setting value;
First wireless communication module, is connected with described first microcontroller, for sending described feedback signal;
Described high pressure injector comprises:
Syringe, in order to patient injection medicinal liquid;
Second wireless communication module, communicates to connect with described first wireless communication module signal wireless, in order to receive the feedback signal that described first wireless communication module sends;
Alarm, for output alarm signal;
Second microcontroller, be connected with described syringe, the second wireless communication module and alarm, for exporting the first control signal and the second control signal according to described feedback signal, to control described alarm equipment alarm by described first control signal, control described syringe by described second control signal and stop injection.
6. CT high pressure injector according to claim 5, is characterized in that, described high pressure injector comprises display further, is connected with described second microcontroller, in order to show injection information and feedback information.
7. CT high pressure injector according to claim 5, is characterized in that, described CT high-pressure injection pressure detecting alarm device also comprises display screen, is connected, in order to show described force value and setting value with described first microcontroller.
8. CT high pressure injector according to claim 5, it is characterized in that: described CT high-pressure injection pressure detecting alarm device comprises LED alarm module further, be connected with described first microcontroller, when described force value is greater than setting value, under the control of described first microcontroller, light flicker.
9. CT high pressure injector according to claim 5, is characterized in that: described first wireless communication module and the second wireless communication module are bluetooth module or WIFI module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663384.0U CN204218921U (en) | 2014-11-07 | 2014-11-07 | CT high-pressure injection pressure detecting alarm device and CT high pressure injector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663384.0U CN204218921U (en) | 2014-11-07 | 2014-11-07 | CT high-pressure injection pressure detecting alarm device and CT high pressure injector |
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| CN204218921U true CN204218921U (en) | 2015-03-25 |
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| CN201420663384.0U Expired - Fee Related CN204218921U (en) | 2014-11-07 | 2014-11-07 | CT high-pressure injection pressure detecting alarm device and CT high pressure injector |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991038A (en) * | 2017-12-30 | 2018-05-04 | 四川省广元市康康医疗器械有限公司 | A kind of high pressure injector limit test instrument and high pressure injector limit test method |
| CN108815642A (en) * | 2018-04-22 | 2018-11-16 | 王连生 | A kind of opacifying injection system |
| CN109420220A (en) * | 2017-08-24 | 2019-03-05 | 南京感控通化工产品经营部 | A kind of high pressure injector self adaptation stream speed control method |
| CN110279912A (en) * | 2019-06-19 | 2019-09-27 | 中国人民解放军陆军军医大学第一附属医院 | A kind of antiseep supplementary structure |
| CN110393545A (en) * | 2019-08-01 | 2019-11-01 | 上海市肺科医院 | A kind of AI intelligent monitor system checked suitable for CT enhancing |
| CN113730701A (en) * | 2020-06-11 | 2021-12-03 | 公安部物证鉴定中心 | Corpse cerebral artery pressurization perfusion equipment |
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2014
- 2014-11-07 CN CN201420663384.0U patent/CN204218921U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109420220A (en) * | 2017-08-24 | 2019-03-05 | 南京感控通化工产品经营部 | A kind of high pressure injector self adaptation stream speed control method |
| CN109420220B (en) * | 2017-08-24 | 2024-02-20 | 南京巨鲨显示科技有限公司 | Self-adaptive flow rate control method for high-pressure injector |
| CN107991038A (en) * | 2017-12-30 | 2018-05-04 | 四川省广元市康康医疗器械有限公司 | A kind of high pressure injector limit test instrument and high pressure injector limit test method |
| CN107991038B (en) * | 2017-12-30 | 2023-11-10 | 四川省广元市康康医疗器械有限公司 | High-pressure injector limit tester and high-pressure injector limit testing method |
| CN108815642A (en) * | 2018-04-22 | 2018-11-16 | 王连生 | A kind of opacifying injection system |
| CN110279912A (en) * | 2019-06-19 | 2019-09-27 | 中国人民解放军陆军军医大学第一附属医院 | A kind of antiseep supplementary structure |
| CN110393545A (en) * | 2019-08-01 | 2019-11-01 | 上海市肺科医院 | A kind of AI intelligent monitor system checked suitable for CT enhancing |
| CN113730701A (en) * | 2020-06-11 | 2021-12-03 | 公安部物证鉴定中心 | Corpse cerebral artery pressurization perfusion equipment |
| CN113730701B (en) * | 2020-06-11 | 2024-01-09 | 公安部物证鉴定中心 | Cadaver cerebral artery pressurization perfusion device |
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