CN105233369A - Liquid level detection device used for infusion and infusion monitoring system - Google Patents
Liquid level detection device used for infusion and infusion monitoring system Download PDFInfo
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- CN105233369A CN105233369A CN201510705805.0A CN201510705805A CN105233369A CN 105233369 A CN105233369 A CN 105233369A CN 201510705805 A CN201510705805 A CN 201510705805A CN 105233369 A CN105233369 A CN 105233369A
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- liquid level
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- infusion
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Abstract
The invention provides a liquid level detection device used for infusion and an infusion monitoring system. The detection device comprises a detection sleeve and a photoelectric sensor. The photoelectric sensor comprises a light source emission unit, a light-sensitive element and a detection circuit. The light source emission unit is arranged on the left side of the detection sleeve. The light-sensitive element is arranged on the right side of the detection sleeve and connected with the detection circuit so that an optical signal detected by the light-sensitive element is converted into an electric signal. The middle part of the detection sleeve is conducted in an up-down mode. The liquid level detection device used for infusion and the infusion monitoring system have following beneficial effects: in the way that assemblies of the sensor are arranged in the detection sleeve, only the detection sleeve is needed to be arranged on an infusion container or a drip kettle during the process of detecting medicine liquid level; and every set of infusion apparatuses is prevented from installing the liquid level detection device so that utilization rate of the liquid level detection device is increased.
Description
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of transfusion liquid level detection device and transfusion monitoring system.
Background technology
Transfusion is the important component part of Drug therapy.In infusion process, if want the liquid level detecting medicinal liquid, usually need to install respectively for liquid level detection device for often overlapping infusion set, this just causes the utilization rate of liquid level detection device lower.
In addition; patient is when medical institutions infuse; whether medical personnel need repeatedly to watch infusion vessel (such as infusion bottle, transfusion bag) inner liquid medicine and will drip to the greatest extent; to take out syringe needle in time or to add, change dressings; because transfusion time is long; especially critical patient's continuous transfusion, often can because of inadvertent, and medicinal liquid has dripped most non-Timeliness coverage and produced adverse consequences.
There is the reason that above situation is possible: patient has a delicate constitution, go into a coma, fall asleep, transfusion progress cannot be noticed; The non-Timeliness coverage of negligence of family members, the person of accompanying; Medical care human resources is limited, can not whole process accompany and attend to observe etc.If process not in time, may cause infusion-completed, patient blood blows back into (i.e. so-called " blood back ") in Transfusion needle pipe because of blank pipe, the time slightly long serious swelling, transfusion vascular inflammation etc. that even also can cause vein puncture place; But process too early, namely medicinal liquid is not also just removed infusion set to the greatest extent by defeated, may cause drug waste again.In sum, the problem that safety is lower, liquid waste is serious may be there is in present infusion process.
Summary of the invention
The invention provides a kind of transfusion liquid level detection device, to solve the lower problem of present infusion liquid level detection device utilization rate.
The present invention also provides a kind of transfusion control system, to solve the problem that in present infusion process, safety is lower, liquid waste is serious.
According to the first aspect of the embodiment of the present invention, a kind of transfusion liquid level detection device is provided, comprise and detect cover and photoelectric sensor, described photoelectric sensor comprises light source transmitter unit, light-sensitive element and testing circuit, wherein said light source transmitter unit is arranged on the described left side detecting cover, described light-sensitive element is arranged on the described right side detecting cover, and described testing circuit is connected with described light-sensitive element, is converted to the signal of telecommunication for the optical signal detected by described light-sensitive element; The described upper and lower conducting of mid portion detecting cover.
In the optional implementation of one, described detection puts and is provided with sprung parts.
In the optional implementation of another kind, the described length detecting the mid portion open lower side of cover is less than described infusion vessel or drips the width of kettle, and is greater than or equal to the caliber of described tube for transfusion.
According to the second method of the present invention, a kind of transfusion monitoring system is provided, comprise above-mentioned transfusion liquid level detection device, control circuit and supervising device, the liquid level information of described medicinal liquid for detecting the liquid level of infusion process herb liquid, and is sent to described control circuit by wherein said transfusion liquid level detection device;
Described control circuit is used for, when the liquid level of described medicinal liquid is lower than the liquid level preset, sending pilot signal to described supervising device;
Described supervising device is used for after receiving described pilot signal, monitors the output of transfusion.
In the optional implementation of one, described supervising device comprises alarm device, is connected with described control circuit, for reporting to the police after receiving described pilot signal.
In the optional implementation of another kind, described supervising device comprises stopper, is connected with described control circuit, for after receiving described pilot signal, controls tube for transfusion and stops carrying medicinal liquid to patient.
In the optional implementation of another kind, described stopper is provided with folding position, for passing described tube for transfusion, described stopper is after receiving described pilot signal, its folding position closes, and stops carrying medicinal liquid to patient to control the tube for transfusion inserted in described infusion vessel.
In the optional implementation of another kind, described system also comprises the communication unit be connected with described control circuit, described control circuit is used for when the liquid level of described medicinal liquid is lower than described default liquid level, by described communication unit, monitor message is sent to hospital's remote monitoring platform.
In the optional implementation of another kind, described system also comprises rechargeable battery, for providing power supply to described transfusion monitoring system.
In the optional implementation of another kind, described system also comprises the electric quantity display device be connected with described rechargeable battery.
The invention has the beneficial effects as follows:
1, the present invention detects in cover by being divided by the assembly of sensor to be located at, when detecting the liquid level of medicinal liquid, only need detection cover be sleeved on infusion vessel or drip on kettle, can avoid, for often overlapping infusion set, liquid level detection device is installed, thus improve the utilization rate of liquid level detection device;
2, the present invention is by detecting the sprung parts putting setting, can be fixed detection cover, and by designing the length detecting cover mid portion open lower side, infusion vessel or a kettle can be fixed on detects in cover, thus sensor infusion vessel or kettle in Level Detection process can be avoided to occur that position offsets, improve the accuracy of Level Detection;
3, the liquid level of the present invention by adopting transfusion liquid level detection device to detect medicinal liquid, when medicinal liquid is about to drip to the greatest extent, reported to the police by alarm device, so that medical personnel are after knowing this situation, syringe needle can be taken out in time, thus can avoid occurring blood back phenomenon, improve the safety in infusion process; In addition, when medicinal liquid drips most, control tube for transfusion by stopper and stop carrying medicinal liquid to patient, can avoid occurring blood back phenomenon, improve the safety in infusion process, and the waste of medicinal liquid can be reduced;
4, the present invention is when the liquid level of medicinal liquid is lower than the first liquid level preset, and by this communication unit, monitor message is sent to the remote monitoring platform of hospital by control circuit, whether can be about to drip most situation carry out remote monitoring to make medical personnel to medicinal liquid;
5, the present invention adopts rechargeable battery to provide power supply to each assembly in transfusion monitoring system, but not adopts the mode of directly filling, and this transfusion monitoring system also can be used in the wild, can improve the environmental field that transfusion monitoring system uses thus;
6, the present invention adopts electric quantity display device, can monitor intuitively the electricity of rechargeable battery, so that medical personnel charge to this transfusion monitoring system in time.
Accompanying drawing explanation
Fig. 1 is an embodiment block diagram of transfusion liquid level detection device of the present invention;
Fig. 2 is an embodiment block diagram of transfusion monitoring system of the present invention.
Detailed description of the invention
Technical scheme in the embodiment of the present invention is understood better in order to make those skilled in the art person, and enable the above-mentioned purpose of the embodiment of the present invention, feature and advantage become apparent more, below in conjunction with accompanying drawing, technical scheme in the embodiment of the present invention is described in further detail.
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term "left", "right", " centre ", " interior ", " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
See Fig. 1, it is an embodiment block diagram of transfusion liquid level detection device of the present invention.This transfusion liquid level detection device can comprise detection cover 1 and photoelectric sensor 2, and this photoelectric sensor 2 can comprise light source transmitter unit 3, light-sensitive element 4 and testing circuit 5.As shown in Figure 1, light source transmitter unit 3 can be arranged on the left side detecting cover 1, and light-sensitive element 4 can be arranged on the right side detecting cover 1, detects the upper and lower conducting of mid portion of cover 1, this detection cover 1 is sleeved on infusion vessel 10 or drips on kettle 11.Testing circuit 5 can be connected with light-sensitive element 4, is converted to the signal of telecommunication for the optical signal detected by light-sensitive element 4, can determine the liquid level information of medicinal liquid according to this signal of telecommunication.
As seen from the above-described embodiment, the present invention detects in cover by being divided by the assembly of sensor to be located at, when detecting the liquid level of medicinal liquid, only need detection cover be sleeved on infusion vessel or drip on kettle, can avoid, for often overlapping infusion set, liquid level detection device is installed, thus improve the utilization rate of liquid level detection device.
In addition, this detection cover 1 can be provided with sprung parts 12, when detecting cover 1 for being sleeved on infusion vessel 10, the length detecting cover 1 mid portion open lower side can be less than the width of this infusion vessel 10, and is greater than or equal to the caliber of this tube for transfusion 9.When detecting cover 1 and dripping on kettle 11 for being sleeved on, the length detecting cover 1 mid portion open lower side can be less than the width of this kettle 11, and is greater than or equal to the caliber of this tube for transfusion 9.The present invention puts the sprung parts of setting by detecting, can be fixed detection cover, and by designing the length detecting cover mid portion open lower side, infusion vessel or a kettle can be fixed on detects in cover, thus sensor infusion vessel or kettle in Level Detection process can be avoided to occur that position offsets, improve the accuracy of Level Detection.Detect in cover to infusion vessel or a kettle are fixed on better further, the mid portion of this detection cover can adopt transparent material.
See Fig. 2, it is an embodiment block diagram of transfusion monitoring system of the present invention.This transfusion monitoring system can comprise transfusion liquid level detection device, control circuit and the supervising device described in above-described embodiment, wherein transfusion liquid level detection device can detect the liquid level of infusion process herb liquid, and the liquid level information of this medicinal liquid is sent to control circuit.This control circuit, when the liquid level of this medicinal liquid is lower than the liquid level preset, can send monitor message, to monitor the output of this medicinal liquid to this supervising device.
In the present embodiment, transfusion liquid level detection device may be used for the liquid level detecting infusion vessel (such as infusion bottle, transfusion bag etc.) or drip kettle herb liquid, and this supervising device can comprise alarm device and stopper.
When only including alarm device in supervising device, after the liquid level information of the medicinal liquid detected is sent to control circuit by transfusion liquid level detection device, the liquid level of the medicinal liquid detected and the first liquid level preset can compare by control circuit, when the liquid level of the medicinal liquid detected is lower than the first liquid level preset, represent that medicinal liquid is about to drip to the greatest extent, now control circuit can send pilot signal to alarm device.Alarm device is after receiving this pilot signal, and can be about to drip most situation to medicinal liquid and report to the police, medical personnel, after knowing this situation, can take out syringe needle in time in time, thus can avoid occurring blood back phenomenon, improve the safety in infusion process.
When only including stopper in supervising device, after the liquid level information of the medicinal liquid detected is sent to control circuit by transfusion liquid level detection device, the liquid level of the medicinal liquid detected and the second liquid level preset can compare by control circuit, when the liquid level of the medicinal liquid detected is lower than the second liquid level preset, represent that medicinal liquid has dripped to the greatest extent, now control circuit can send pilot signal to stopper.Stopper, after receiving this pilot signal, can control tube for transfusion and stop carrying medicinal liquid to patient.Thus, not only can improve the safety in infusion process, the waste of medicinal liquid can also be reduced, realize the automatic control of transfusion.
When comprising alarm device and stopper in supervising device simultaneously, after the liquid level information of the medicinal liquid detected is sent to control circuit by transfusion liquid level detection device, the liquid level of the medicinal liquid detected and the second liquid level preset can compare by control circuit, when the liquid level of the medicinal liquid detected is lower than the second liquid level preset, represent that medicinal liquid has dripped to the greatest extent, now control circuit can send pilot signal respectively to alarm device and stopper.Alarm device, after receiving this pilot signal, has dripped most situation to medicinal liquid and has reported to the police, and medical personnel, after knowing this situation, can change dressings in time, thus can improve the efficiency of transfusion.Stopper, after receiving this pilot signal, can control tube for transfusion and stop carrying medicinal liquid to patient.Thus, the present invention, when the liquid level information displaying medicinal liquid of medicinal liquid drips most, controls tube for transfusion by stopper and stops carrying medicinal liquid to patient, can avoid occurring blood back phenomenon, improve the safety in infusion process, and can reduce the waste of medicinal liquid.
It is to be noted that because above-mentioned the first default liquid level is for representing whether medicinal liquid is about to drip to the greatest extent, above-mentioned the second default liquid level is for representing whether medicinal liquid has dripped to the greatest extent, therefore in order to ensure that medical personnel are when knowing medicinal liquid and being about to drip most situation, have time enough to be taken out by syringe needle, this first liquid level is usually above this second liquid level.
As seen from the above-described embodiment, the liquid level of the present invention by adopting transfusion liquid level detection device to detect medicinal liquid, when medicinal liquid is about to drip to the greatest extent, reported to the police by alarm device, so that medical personnel are after knowing this situation, syringe needle can be taken out in time in time, thus can avoid occurring blood back phenomenon, improve the safety in infusion process; In addition, when medicinal liquid drips most, control tube for transfusion by stopper and stop carrying medicinal liquid to patient, can avoid occurring blood back phenomenon, improve the safety in infusion process, and the waste of medicinal liquid can be reduced.
In the optional implementation of one, control circuit can be comparator, and the first input end of this comparator can be connected with the testing circuit of transfusion in liquid level detection device, and the second input can connect the default signal of telecommunication.When the signal of telecommunication that the signal of telecommunication received from testing circuit is preset lower than this, represent that medicinal liquid has dripped to the greatest extent, control circuit can export a level signal (such as high level) to alarm device and stopper.Alarm device, after receiving this level signal, can drip most situation to medicinal liquid and report to the police; Stopper, after receiving this level information, can control tube for transfusion and stop carrying medicinal liquid to patient.
In the optional implementation of another kind, this stopper can be provided with folding position, for passing this tube for transfusion.When stopper receives pilot signal, the folding position of stopper extrudes this tube for transfusion along caliber direction, and to make tube for transfusion close along caliber Direction distortion, thus control tube for transfusion stops carrying medicinal liquid to patient.Such as, this stopper can comprise electronic clip, for fix this electronic clip parts and for tube for transfusion being placed in the hook within the scope of the conjunction of electrical clip sub-folder, when electronic clip receives pilot signal, electronic clip action, clamp the tube for transfusion be placed within the scope of its clamping, now tube for transfusion stops carrying medicinal liquid to patient.In addition, this stopper can also be electric-controlled switch.
In addition, this transfusion monitoring system can also comprise communication unit, for providing the rechargeable battery of power supply to transfusion monitoring system and being connected with this rechargeable battery, for showing the how many electric quantity display device of this rechargeable battery dump energy, wherein this control circuit can be connected with communication unit, it is when the liquid level of medicinal liquid is lower than the first liquid level preset, by this communication unit, monitor message can be sent to the remote monitoring platform of hospital, whether can be about to drip most situation to medicinal liquid to make medical personnel and carry out remote monitoring.The present invention adopts rechargeable battery to provide power supply to each assembly in transfusion monitoring system, but not adopts the mode of directly filling, and this transfusion monitoring system also can be used in the wild, can improve the environmental field that transfusion monitoring system uses thus; The present invention adopts electric quantity display device, can monitor intuitively the electricity of rechargeable battery, so that medical personnel charge to this transfusion monitoring system in time.
Before use transfusion monitoring system, by electric quantity display device, medical personnel can judge that the electricity of rechargeable battery is how many, when electric quantity of rechargeable battery deficiency, medical personnel can charge to rechargeable battery.After charging complete, medical personnel just can normally use this transfusion monitoring system.
When using this transfusion monitoring system, medical personnel can first by detecting the sprung parts 12 on cover 1, this detection cover 1 is suspended on infusion support, then this detection cover 1 be sleeved on infusion vessel 10 or drip on kettle 11, and adjust the position of infusion vessel 10 or a kettle 11, be horizontal to make the liquid level face of infusion vessel 10 or kettle 11 herb liquid.When medical personnel are for after patient plugs infusion needle, first medical personnel can turn on the power switch, and to make rechargeable battery to each assembly power supply in transfusion monitoring system, now transfusion control system is started working.
Detect in cover it is to be noted that above-mentioned control circuit, testing circuit and communication unit also can be arranged on, and above-mentioned alarm device can be arranged on detection cover outside, so that nurse or nurse personnel discover medicinal liquid in time dripped most situation.In addition, the power supply of transfusion monitoring system also can adopt the forms such as accumulator.
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 invention 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.
Those skilled in the art, in consideration description and after putting into practice invention disclosed herein, will easily expect other embodiment of the present invention.The application is intended to contain any modification of the present invention, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present invention and comprised the undocumented common practise in the art of the present invention or conventional techniques means.Description and embodiment are only regarded as exemplary, and true scope of the present invention and spirit are pointed out by claim below.
Should be understood that, the present invention is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.Scope of the present invention is only limited by appended claim.
Claims (10)
1. a transfusion liquid level detection device, it is characterized in that, comprise and detect cover and photoelectric sensor, described photoelectric sensor comprises light source transmitter unit, light-sensitive element and testing circuit, wherein said light source transmitter unit is arranged on the described left side detecting cover, described light-sensitive element is arranged on the described right side detecting cover, and described testing circuit is connected with described light-sensitive element, is converted to the signal of telecommunication for the optical signal detected by described light-sensitive element; The described upper and lower conducting of mid portion detecting cover.
2. device according to claim 1, is characterized in that, described detection puts and is provided with sprung parts.
3. device according to claim 2, is characterized in that, the described length detecting the mid portion open lower side of cover is less than described infusion vessel or drips the width of kettle, and is greater than or equal to the caliber of described tube for transfusion.
4. a transfusion monitoring system, it is characterized in that, comprise transfusion liquid level detection device, control circuit and the supervising device in claims 1 to 3 described in any one, the liquid level information of described medicinal liquid for detecting the liquid level of infusion process herb liquid, and is sent to described control circuit by wherein said transfusion liquid level detection device;
Described control circuit is used for, when the liquid level of described medicinal liquid is lower than the liquid level preset, sending pilot signal to described supervising device;
Described supervising device is used for after receiving described pilot signal, monitors the output of transfusion.
5. system according to claim 4, is characterized in that, described supervising device comprises alarm device, is connected with described control circuit, for reporting to the police after receiving described pilot signal.
6. system according to claim 4, is characterized in that, described supervising device comprises stopper, is connected with described control circuit, for after receiving described pilot signal, controls tube for transfusion and stops carrying medicinal liquid to patient.
7. system according to claim 6, it is characterized in that, described stopper is provided with folding position, for passing described tube for transfusion, described stopper is after receiving described pilot signal, its folding position closes, and stops carrying medicinal liquid to patient to control the tube for transfusion inserted in described infusion vessel.
8. system according to claim 4, it is characterized in that, described system also comprises the communication unit be connected with described control circuit, described control circuit is used for when the liquid level of described medicinal liquid is lower than described default liquid level, by described communication unit, monitor message is sent to hospital's remote monitoring platform.
9. system according to claim 4, is characterized in that, described system also comprises rechargeable battery, for providing power supply to described transfusion monitoring system.
10. system according to claim 9, is characterized in that, described system also comprises the electric quantity display device be connected with described rechargeable battery.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510705805.0A CN105233369A (en) | 2015-10-27 | 2015-10-27 | Liquid level detection device used for infusion and infusion monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510705805.0A CN105233369A (en) | 2015-10-27 | 2015-10-27 | Liquid level detection device used for infusion and infusion monitoring system |
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| CN105233369A true CN105233369A (en) | 2016-01-13 |
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| CN201510705805.0A Pending CN105233369A (en) | 2015-10-27 | 2015-10-27 | Liquid level detection device used for infusion and infusion monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111939379A (en) * | 2019-05-17 | 2020-11-17 | 南京感控通化工产品经营部 | High-pressure injection auxiliary device, high-pressure injection system and injection system loop |
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Application publication date: 20160113 |