CN202015390U - Intelligent infusion apparatus with flow-stabilizing and bubble-breaking device - Google Patents
Intelligent infusion apparatus with flow-stabilizing and bubble-breaking device Download PDFInfo
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- CN202015390U CN202015390U CN2010206586466U CN201020658646U CN202015390U CN 202015390 U CN202015390 U CN 202015390U CN 2010206586466 U CN2010206586466 U CN 2010206586466U CN 201020658646 U CN201020658646 U CN 201020658646U CN 202015390 U CN202015390 U CN 202015390U
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Abstract
The utility model discloses an intelligent infusion apparatus with a flow-stabilizing and bubble-breaking device, comprising an LED (Light Emitting Diode) operation control panel connected with a single chip and a peristaltic pump connected with an infusion bottle, wherein the peristaltic pump is controlled by an infusion pump control unit in the single chip; the output end of the peristaltic pump is connected with a flow-stabilizing and bubble-breaking device and a bubble detector orderly via an infusion pipeline; the single chip simultaneously controls the bubble detector; the flow-stabilizing and bubble-breaking device comprises a liquid cavity body, a liquid inlet tube penetrates in the bottom of the liquid cavity body, a liquid outlet tube penetrates in the top of the liquid cavity body, and the lower opening of the liquid outlet tube is located at the height which is 1/8-1/6 of the height of the liquid cavity body. The intelligent infusion apparatus of the utility model solves the technical problem, which generally exists in dynamic infusion, of the incapacity of ensuring the pressure and flow rate of a liquid input into a human body to be constant. Simultaneously, the transferring of liquid and space is adopted in the flow-stabilizing and bubble-breaking device, and the problem of air bubbles attached to a wall can be solved, which further decreases the possibility of generating air bubbles, reduces pump stopping and ensures the infusion process to be smoother and more convenient.
Description
Technical field
This utility model relates to a kind of transfusion device, relates in particular to a kind of intelligent transfusion device.
Background technology
Traditional venous transfusion technology often is subjected to the energy economy ﹠ environment factor, the medicine input requires and patient's factor restricts, the application of single infusion pump has realized high accuracy and the reliability and the safety of human transfusion, in order to satisfy clinical special requirement, intelligent transfusion system has obtained certain applications, but used infusion pump in the intelligent transfusion system of prior art, its volume is big, expense is higher, therefore, has restricted applying of intelligent transfusion system.Be published in 2003 the 3rd phases " health care equipment ", the time of delivering is in March, 2003, the author is the Zhang Yuming at Nanjing Military Command medical measurement testing research station, it is called in the article of " automatically controlled light field operations transfusion device " and discloses a kind of automatically controlled light field operations transfusion device, though this transfusion device has changed the traditional infusion mode, saved drip stand, can realize any adjusting of transfusion speed, and the speed shakiness can dripped, transfusion finishes, battery sends warning when not enough, but because such transfusion device is to adopt mechanical gear to promote or the peristaltic pump promotion, the liquid of input human body is owing to power is non-constant, the liquid that comes out all is advancing of a ripple one ripple, makes that the fluid pressure and the flow of input human body can not be constant.And because the pressure of pulsed is easy to generate bubble in the tube for transfusion, cause that frequent transfusion suspends aerofluxus, influence transfusion effect.Especially field operations, disaster rescue or the situation of first aid under, it treats environment very severe probably, such as: the space is very narrow, dimly lit, sb.'s sickness becomes critical for the sick and wounded, rescue time is very urgent or the like, utilize existing traditional infusion device all can not reach the principle of " it is rapid, easy to use, complete, time saving and energy saving with thing that exhibition is received ", this is one of key issue that needs to be resolved hurrily in the infusion treatment.
The utility model content
At above-mentioned prior art, this utility model provides a kind of intelligent transfusion device with the broken bulb apparatus of current stabilization, this transfusion device can pump peristaltic pump has pulsating pressure, the liquid of its flow potentially unstable its liquid behind the broken bulb apparatus of current stabilization becomes and has constant compression force, make that the fluid flow of input human body is stable, solved the infuse fluid pressure and the flow of ubiquitous input human body of dynamical type and all can not guarantee it is constant technical problem.Simultaneously, what adopt in the broken bulb apparatus of current stabilization is liquid and spatial transmission, can also solve the air bubble problem of attached wall, has further reduced the probability that produces bubble, thereby reduced frequent termination of pumping, guaranteed that infusion process is smooth and easy more convenient owing to produce bubble.
In order to solve the problems of the technologies described above, the utlity model has the technical scheme that the intelligent transfusion device of the broken bulb apparatus of current stabilization is achieved is: this transfusion device comprises LED operation control panel that is connected with single-chip microcomputer and the peristaltic pump that is connected with infusion bottle, described peristaltic pump is controlled by the infusion pump control unit in the described single-chip microcomputer, described wriggling delivery side of pump is connected with a bubble detector with the broken bulb apparatus of a current stabilization in turn by infusion pipeline, and described single-chip microcomputer is controlled described bubble detector simultaneously; The broken bulb apparatus of described current stabilization comprises the sap cavity body, and the bottom of described sap cavity body is penetrated with a feed tube, and the top of described sap cavity body is penetrated with a drain pipe, and the end opening of described drain pipe is positioned at 1/8 to 1/6 place's height of sap cavity body.
Compared with prior art, the beneficial effects of the utility model are:
Owing to be provided with the broken bulb apparatus of the liquid current stabilization of dropping funnel structure in this utility model transfusion device, the pulsed pressure that makes peristaltic pump produce passes through the transmission of liquid in the current stabilization dropping funnel, become constant pressure stable, make that the liquid of input human body is constant, solved prior art medium power formula and infused the liquid of ubiquitous input human body because power non-constant, the liquid that comes out all is advancing of a ripple one ripple, makes that the fluid pressure and the flow of input human body all can not be constant.
Utilize in the transfusion of this utility model transfusion device, because transfusion liquid is via liquid in the funnel and spatial transmission, solved the air bubble problem of attached wall, the probability that bubble produces reduces greatly, reduced in the prior art because the pressure of pulsed, be easy to generate bubble in the tube for transfusion, cause frequent aerofluxus and transfusion is suspended, influence transfusion effect.Frequent termination of pumping makes infusion process smooth and easy more convenient.
Description of drawings
Fig. 1 is the intelligent transfusion device structured flowchart that the utlity model has the broken bulb apparatus of current stabilization;
Fig. 2 is the structure diagram of the broken bulb apparatus of current stabilization shown in Fig. 1;
Fig. 3 is the intelligent transfusion device control flow chart that the utlity model has the broken bulb apparatus of current stabilization.
The specific embodiment
Below in conjunction with the drawings and specific embodiments this utility model is done to describe in further detail.
As shown in Figure 1, the utlity model has the intelligent transfusion device of the broken bulb apparatus of current stabilization, mainly comprise the broken bulb apparatus 3 of current stabilization of infusion bottle 1, single-chip microcomputer 4, peristaltic pump 2, bubble detector 5 and Dripper type.In order to ensure that transfusion device can be integrated in the less device, this transfusion device preferably only occupies very little space, therefore, adopts the control mode of single-chip microcomputer.Its hardware configuration and annexation are as shown in Figure 1, be connected with the LED operation control panel with single-chip microcomputer 4, be connected with peristaltic pump 2 with infusion bottle 1, described peristaltic pump 2 is controlled by the infusion pump control unit in the described single-chip microcomputer 4, the outfan of described peristaltic pump 2 is connected with bubble detector 5 with the broken bulb apparatus 3 of current stabilization in turn by infusion pipeline, and described single-chip microcomputer 4 is controlled described bubble detector 5 simultaneously.Though wherein relevant hardware is unusual mature technique, and alternative scope is also quite wide, for the ease of implementing the purpose of this utility model transfusion device, the type selecting that provides relevant hardware is as follows:
Single-chip microcomputer 4 includes CPU, adopts 32 arm processor CUNBLOC products C B220 of comfile company, and its parameter is as follows: program internal memory: 80K; Datarams: 2K; EPROM:4K; IO number: 16 passages; The RS232:2 passage; The PWM:3 passage; The ADC:8 passage; The LCD operation control panel adopts the comfile multirow display panels CLCD of company product, and this liquid crystal panel carries out communication by RS232 serial communication and CPU.Common 3*3 matrix press-key is adopted in its input design.Its sound design adopts plate to carry buzzer, sends the prompting alarm sound.Common LED lamp representative indication is adopted in its indication design.
Current stabilization breaks bulb apparatus 3, infuse the liquid of ubiquitous input human body because power non-constant in order to solve prior art medium power formula, the liquid that comes out all is advancing of a ripple one ripple, makes that the fluid pressure and the flow of input human body all can not constant technical problems.Designed a kind of broken bulb apparatus of liquid current stabilization of dropping funnel structure in this utility model, the transmission with liquid in the pulsed pressure process current stabilization dropping funnel of peristaltic pump generation becomes constant pressure stable, makes that the liquid of input human body is constant.The broken bulb apparatus 3 of described current stabilization comprises sap cavity body 31, and the bottom of described sap cavity body 31 is penetrated with a feed tube 32, and the top of described sap cavity body 31 is penetrated with a drain pipe 33, and the end opening of described drain pipe 33 is positioned at 1/8 to 1/6 place's height of sap cavity body 31.The cross sectional shape of described sap cavity body is circular or oval, and preferably ellipse is convenient to fix; The most still stagger in described feed tube 32 and described drain pipe 33 position in the axial direction, can avoid air directly to enter drain pipe 33, thereby influence is transfusion continuously, the broken bulb apparatus of this current stabilization must be arranged on the back of infusion pump (peristaltic pump 2), just can play the effect of the broken bubble of current stabilization, this be with prior art in general infusion pump different place.For cost saving, the broken bulb apparatus of described current stabilization can also drip kettle with existing not Fei Shi transforms alternative afterwards the use, certainly, and is not limited to substituting with Mophi type drip.Above-mentioned current stabilization breaks bulb apparatus in use, and liquid level wherein must flood the mouth of pipe of drain pipe, and guaranteeing in the cavity has certain liquid level, can be to reach between the 1/2-2/3 height of cavity body.The operation principle of the broken bulb apparatus of current stabilization is: because the transmission of pressure does not have direction, when liquid is to have utilized the pressure of the peristaltic pump that is arranged on the front to produce from the inlet to the liquid outlet; The lower nozzle of drain pipe is under liquid level, and there is certain space (H-h) sap cavity body upper end, as shown in Figure 2, has solved the air bubble problem of attached wall; After bubble enters the sap cavity body, guaranteed to have the space of (H-h) balance bubble highly.This utility model transfusion device that is provided with the broken bulb apparatus of current stabilization is in infusion process, because transfusion liquid is via liquid in the funnel and spatial transmission, the probability that bubble produces reduces greatly, reduced in the prior art because the pressure of pulsed, be easy to generate bubble in the tube for transfusion, cause frequent aerofluxus and transfusion is suspended, influence transfusion effect.Frequent termination of pumping makes infusion process smooth and easy more convenient.
Bubble detector 5 constantly detects in the tube for transfusions whether contain bubble, if bubble is arranged then send a signal to single-chip microcomputer by warning processing module control bubble detector, peristaltic pump quits work, and sends audio alarm and lamp is warned; The output signal of this bubble detector is selected the TTL switching signal for use.
Described infusion pump control unit comprises with lower module: input is provided with module, data acquisition module, data disaply moudle, warning processing module and fluid control module, and the function of each module is as follows:
Input is provided with module---and be used to handle the keyboard interrupt program, and use hydraulic control molding piece and accept the parameter setting.
Data acquisition module---be used to gather the I/O pin signal and the conversion range of singlechip CPU; Described data acquisition module comprises following three kinds of pick offs or one of them: be used for infrared number pick off to flow rate of liquid and flow detection; Be used for being responsible for the pressure transducer of obstruction and leakage detection; Be used for the responsible ultrasonic sensor that liquid bubble is detected; The signal that the sensor is sensed through after the processing and amplifying, is sent into single-chip microcomputer and is carried out signal processing, and draw control instruction, carries out control operation by warning processing module and/or fluid control module then.
Data disaply moudle---mainly be that infusion data demonstration, warning and information show, are provided with demonstration and the demonstration of LED lamp.Infusion data shows: actual transfusion drip speed X drips/ml, sets transfusion drip speed X and drips/ml, sets transfusion total amount Xml; Report to the police and the information demonstration: liquid air or bubble or pump stop up, and a speed is unusual, the percentage ratio that finishes of infusing; Demonstration is set: accept the shown interface that parameter is provided with; The LED lamp shows: as long as warning is arranged, the LED lamp all can light, and specifying information removes to see display.
The warning processing module---judge according to air bubble sensor whether tube for transfusion has liquid; According to effusion meter judge peristaltic pump whether fault, whether drip speed unusual; As any warning, all can activate voice guard and/or photoelectric alarm.
Fluid control module---normal fluid:, control the pulse number of peristaltic pump according to the speed of setting of dripping; Liquid is finished fluid: according to the accumulation of transfusion total amount in conjunction with flow velocity, slow down liquid outlet quantity 3ml/h when fluid will reduce pulse output near set amount; Unusual fluid:, just stop the output of peristaltic pump in case find liquid air or bubble.
As shown in Figure 3, the process of utilizing this utility model transfusion device to infuse is:
At first, connect transfusion device, wherein, when being connected the broken bulb apparatus 3 of described current stabilization on the infusion pipeline between described peristaltic pump 2 and the described bubble detector 5, the operating position of the broken bulb apparatus 3 of described current stabilization is inlet opening 32 infra, liquid outlet 33 infra and be vertical layout; Fixedly infusion bottle 1, and the infusion pipeline of infusion bottle outfan is connected on the pump head of peristaltic pump 2; Aerofluxus then, treat that liquid is full of the whole piece infusion pipeline after, and to keep liquid level in the broken bulb apparatus 3 of current stabilization be that the 1/2-2/3 of sap cavity body highly locates; The control valve of cutting out in the infusion pipeline is stand-by;
Then, choosing blood vessel, skin degerming, puncture to the patient fixes; Operation LED operation control panel is provided with module by input, and sets a number, input quantity and surplus warning line according to doctor's advice;
When operator after accomplishing the setting up with previous work after, at first begin the bubble testing process, that is: bubble detector or ultrasonic sensor detect in the tube for transfusion whether have bubble, if do not have bubble in the tube for transfusion, then peristaltic pump normally starts, the beginning output liquid; If in the tube for transfusion bubble is arranged, then send a signal to single-chip microcomputer by warning processing module control bubble detector, peristaltic pump quits work, and sends audio alarm and lamp police; Operator manually get rid of bubble and through behind the true no bubble in bubble detector or the ultrasonic sensor detection back tube for transfusion, single-chip microcomputer restarts peristaltic pump; In the whole process of transfusion,, all repeat above process if there is bubble to produce.
Meanwhile: infrared number sensor flow rate of liquid in the data acquisition module and flow; Whether the pressure transducer tracer liquid in the data acquisition module stops up and leakage; The fluid control module is judged when amount of infusion arrives the lower limit of transfusion, and peristaltic pump speed is reduced to 3ml/h, gives the alarm simultaneously, reminds operator that transfusion closes to an end; When judging that liquid reaches the transfusion total amount, peristaltic pump quits work, and display screen prompting transfusion is finished, and so far, finishes infusion process.
Although in conjunction with figure this utility model is described above; but this utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; under the situation that does not break away from this utility model aim, can also make a lot of distortion, these all belong within the protection of the present utility model.
Claims (5)
1. one kind has the intelligent transfusion device that current stabilization breaks bulb apparatus, comprise LED operation control panel that is connected with single-chip microcomputer (4) and the peristaltic pump (2) that is connected with infusion bottle (1), described peristaltic pump (2) be is characterized in that by the control of the infusion pump control unit in the described single-chip microcomputer (4):
The outfan of described peristaltic pump (2) is connected with a bubble detector (5) with the broken bulb apparatus (3) of a current stabilization in turn by infusion pipeline, and described single-chip microcomputer (4) is controlled described bubble detector (5) simultaneously;
Described current stabilization breaks bulb apparatus (3) and comprises sap cavity body (31), the bottom of described sap cavity body (31) is penetrated with a feed tube (32), the top of described sap cavity body (31) is penetrated with a drain pipe (33), and the end opening of described drain pipe (33) is positioned at 1/8 to 1/6 place's height of sap cavity body (31).
2. according to the described intelligent transfusion device with the broken bulb apparatus of current stabilization of claim 1, wherein, the cross sectional shape of described sap cavity body is circular or oval.
3. according to the described intelligent transfusion device with the broken bulb apparatus of current stabilization of claim 1, wherein, stagger in described feed tube (32) and described drain pipe (33) position in the axial direction.
4. according to claim 1 or 2 or 3 described intelligent transfusion devices with the broken bulb apparatus of current stabilization, wherein, described infusion pump control unit comprises with lower module:
Input is provided with module, is used to handle the keyboard interrupt program, and uses hydraulic control molding piece and accept the parameter setting;
Data acquisition module is used to gather the I/O pin signal and the conversion range of singlechip CPU;
Data disaply moudle is used for the demonstration and the warning of infusion information;
The warning processing module is used for judging according to the bubble detector whether tube for transfusion has liquid, judges according to electromagnetic flowmeter whether peristaltic pump exists fault and judge whether transfusion drip speed is unusual, activates voice guard and/or photoelectric alarm;
The fluid control module is used for the pulse number according to the transfusion drip speed control peristaltic pump of setting; According to of the accumulation of transfusion total amount, judge whether to stop the work of peristaltic pump in conjunction with flow velocity.
5. according to the described intelligent transfusion device with the broken bulb apparatus of current stabilization of claim 4, it is characterized in that: described data acquisition module comprises following three kinds of pick offs or one of them:
Be used for infrared number pick off to flow rate of liquid and flow detection;
Be used for being responsible for the pressure transducer of obstruction and leakage detection;
Be used for the responsible ultrasonic sensor that liquid bubble is detected;
The signal that the sensor is sensed through after the processing and amplifying, is sent into single-chip microcomputer and is carried out signal processing, and draw control instruction, carries out control operation by warning processing module and/or fluid control module then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206586466U CN202015390U (en) | 2010-12-14 | 2010-12-14 | Intelligent infusion apparatus with flow-stabilizing and bubble-breaking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206586466U CN202015390U (en) | 2010-12-14 | 2010-12-14 | Intelligent infusion apparatus with flow-stabilizing and bubble-breaking device |
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| CN202015390U true CN202015390U (en) | 2011-10-26 |
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| CN2010206586466U Expired - Fee Related CN202015390U (en) | 2010-12-14 | 2010-12-14 | Intelligent infusion apparatus with flow-stabilizing and bubble-breaking device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102058914A (en) * | 2010-12-14 | 2011-05-18 | 中国人民解放军第二五四医院 | Intelligent infusion apparatus with flow stabilizing and bubble breaking device and control method thereof |
| CN105079923A (en) * | 2015-09-16 | 2015-11-25 | 苏州市力得医疗器械设备厂 | Bubble removing device and application thereof |
| CN108355197A (en) * | 2018-03-30 | 2018-08-03 | 郭洪成 | A kind of intelligent infusion apparatus and its control method with current stabilization breaking bubble apparatus |
-
2010
- 2010-12-14 CN CN2010206586466U patent/CN202015390U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102058914A (en) * | 2010-12-14 | 2011-05-18 | 中国人民解放军第二五四医院 | Intelligent infusion apparatus with flow stabilizing and bubble breaking device and control method thereof |
| CN105079923A (en) * | 2015-09-16 | 2015-11-25 | 苏州市力得医疗器械设备厂 | Bubble removing device and application thereof |
| CN108355197A (en) * | 2018-03-30 | 2018-08-03 | 郭洪成 | A kind of intelligent infusion apparatus and its control method with current stabilization breaking bubble apparatus |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111026 Termination date: 20151214 |
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| EXPY | Termination of patent right or utility model |