CN213852489U - An automatic control infusion alarm device - Google Patents
An automatic control infusion alarm device Download PDFInfo
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- CN213852489U CN213852489U CN202022101639.2U CN202022101639U CN213852489U CN 213852489 U CN213852489 U CN 213852489U CN 202022101639 U CN202022101639 U CN 202022101639U CN 213852489 U CN213852489 U CN 213852489U
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- 238000001802 infusion Methods 0.000 title claims abstract description 87
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 230000000007 visual effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003814 drug Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001647 drug administration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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Abstract
本实用新型涉及医用输液装置。本实用新型公开了一种自动控制输液报警装置，其特征在于，包括输液管路检测系统和控制系统；所述输液管路检测系统通过电缆与控制系统连接；所述输液管路检测系统包括空气传感器、流量传感器、输液开关、指示灯；所述空气传感器、流量传感器、输液开关和指示灯可拆卸式安装在输液管路上；所述控制系统包括电源装置、中央处理器、报警装置；所述电源装置与中央处理器连接，所述中央处理器与报警装置连接。本实用新型的自动控制输液报警装置，结构简单紧凑，制造成本低，非常适合大范围推广应用。本实用新型的自动控制输液报警装置不与液体接触，不存在污染液体的问题。可以重复使用，进一步降低了使用成本。
The utility model relates to a medical transfusion device. The utility model discloses an automatic control infusion alarm device, which is characterized by comprising an infusion pipeline detection system and a control system; the infusion pipeline detection system is connected with a control system through a cable; the infusion pipeline detection system comprises an air sensor, flow sensor, infusion switch, indicator light; the air sensor, flow sensor, infusion switch and indicator light are detachably installed on the infusion pipeline; the control system includes a power supply device, a central processing unit, and an alarm device; the The power supply device is connected to the central processing unit, and the central processing unit is connected to the alarm device. The automatic control infusion alarm device of the utility model has the advantages of simple and compact structure, low manufacturing cost, and is very suitable for wide-scale popularization and application. The automatic control infusion alarm device of the utility model is not in contact with the liquid, so there is no problem of contaminating the liquid. It can be reused, further reducing the cost of use.
Description
Technical Field
The utility model relates to an automatic control technical field, in particular to medical infusion set, specifically an automatic control infusion alarm device.
Background
Infusion is a therapeutic means of intravenous drug administration, and is usually performed by a set of medical infusion devices. It can be said that a medical infusion device is a very important medical aid in clinical treatment, and there is a great demand in almost all hospitals.
As a common treatment means, infusion is usually performed by a patient, and several different liquid medicines need to be infused each time, which requires timely switching among different infusion medicine bottles (medicine bags), and when a treatment procedure is finished, the relevant infusion parts need to be removed timely.
Under the current medical conditions, the medical staff is most commonly used to manually perform related operations, including liquid medicine switching, closing and the like. Therefore, related medical care personnel are required to frequently carry out patrol and monitoring, the labor intensity of the medical care personnel is greatly increased, pain can be caused to patients by carelessness, and even medical accidents can be caused.
Chinese patent publication No. CN111249573A discloses an intelligent infusion device and system capable of being remotely controlled. The device adopts image recognition technology to collect liquid level information in the infusion pipeline, judges whether the liquid in the pipeline is completely conveyed or not, and sends out a switching instruction or an alarm signal according to the judgment.
The biggest defects of the device are that the structure is complex, the device cost is high, the device is not suitable for the use requirement of disposable transfusion, and the wide-range popularization and application are difficult. In addition, the liquid flows through the liquid-feeding switching valve and the flow pump in the device, which may pollute the liquid and further limit the application range.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic control infusion alarm device solves the complicated, with high costs problem of prior art infusion set structure.
In order to achieve the above object, according to an aspect of the present invention, there is provided an automatic control infusion alarm device, comprising an infusion pipeline detection system and a control system;
the infusion pipeline detection system is connected with the control system through a cable;
the infusion pipeline detection system comprises an air sensor, a flow sensor, an infusion switch and an indicator light;
the air sensor, the flow sensor, the infusion switch and the indicator lamp are detachably arranged on the infusion pipeline;
the control system comprises a power supply device, a central processing unit and an alarm device;
the power supply device is connected with the central processing unit, and the central processing unit is connected with the alarm device.
In certain embodiments, the infusion line detection system is 2-way.
In certain embodiments, the infusion line detection system is 3-way.
In certain embodiments, the alarm device comprises an audible and visual alarm.
In certain embodiments, the alarm device comprises a wireless alarm.
In some embodiments, the central processing unit is composed of a single chip microcomputer.
In certain embodiments, the central processor is comprised of an FPGA.
In certain embodiments, the air sensor is a photoelectric air sensor.
In certain embodiments, the air sensor is a capacitive air sensor.
According to the utility model discloses technical scheme and further improved technical scheme in certain embodiment thereof, the utility model discloses following beneficial effect has:
the automatic control transfusion alarm device of the utility model has simple and compact structure and low manufacturing cost, and is very suitable for large-scale popularization and application. More importantly, the automatic control transfusion alarm device of the utility model is not contacted with liquid, and has no problem of liquid pollution. Due to the adoption of the detachable installation, the automatic control transfusion alarm device of the utility model can be repeatedly used, thereby further reducing the use cost.
The present invention will be further described with reference to the accompanying drawings and the detailed description. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and are not intended to limit the invention in any way. In the drawings:
FIG. 1 is a schematic view of an infusion line structure according to embodiment 1;
FIG. 2 is a schematic circuit diagram according to embodiment 1;
FIG. 3 is a schematic view of the structure of the infusion pipeline in embodiment 2.
Wherein:
1 is an air valve;
2 is an air sensor;
3 is a flow sensor;
4 is an indicator light;
5 is a transfusion switch;
6 is a drip cup;
10 is an inlet of a transfusion pipeline;
11 is an outlet of the transfusion pipeline;
25 is a detection box;
35 is a control box;
100 is a power supply device;
101 is a central processing unit;
102 is an alarm device.
Detailed Description
It should be noted that the specific embodiments, examples and features thereof may be combined with each other in the present application without conflict. The present invention will now be described in detail with reference to the attached drawings in conjunction with the following.
In order to make the technical solutions of the present invention better understood, the following description is given for clear and complete descriptions of the technical solutions in the embodiments and the embodiments of the present invention with reference to the accompanying drawings in the embodiments and the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the specific implementation manner and the embodiments of the present invention, all other implementation manners and embodiments obtained by a person having ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
The automatic control transfusion alarm device of the utility model consists of a transfusion pipeline detection system and a control system.
The infusion pipeline detection system is connected with the control system through a cable, and transmits signals to the control system or receives control of the control system.
The connection mode of the transfusion pipeline detection system and the control system can adopt standard interfaces for connection, and a certain number of interfaces can be configured according to different transfusion paths, so that the control requirement of multi-path transfusion is met.
Because the infusion system commonly used is two way or three way infusion pipeline generally, the utility model discloses a control system can dispose two or three standard interfaces, and corresponding infusion pipeline detecting system also can dispose 2 ways or 3 ways.
The utility model discloses a transfusion pipeline detecting system includes air sensor, flow sensor, infusion switch, pilot lamp.
The air sensor, the flow sensor, the infusion switch and the indicator light can be assembled into an integral component which can be detachably arranged on the infusion pipeline, so that the infusion pipeline is convenient to install and can be repeatedly used, and the use cost is further reduced.
The utility model discloses an air sensor can adopt photoelectric type air sensor or capacitanc air sensor.
The photoelectric air sensor utilizes an optical principle or detects an air interface in liquid, and the capacitive air sensor outputs a detection signal according to the change of a medium in a pipeline.
The flow sensor can adopt an ultrasonic flow sensor and can detect the liquid flow in the pipe outside the infusion pipeline.
The utility model discloses a control system includes power supply unit, central processing unit, alarm device.
The power supply device is connected with the central processing unit to provide working current for the whole device, and the central processing unit is connected with the alarm device to control the alarm device to alarm in real time in relevant states according to detection signals of the air sensor and the flow sensor.
The utility model discloses an alarm device includes audible-visual annunciator, can send corresponding audible-visual annunciator.
The utility model discloses an alarm device also can include wireless alarm, can report to the police through WIFI signal, bluetooth signal etc..
The utility model discloses a central processing unit is the utility model discloses a control maincenter can adopt singlechip or programmable gate array (FPGA) to constitute.
Example 1
The automatic control transfusion alarm device of the embodiment comprises two transfusion pipeline detection systems and a control system.
The two-way infusion pipeline detection system is connected with the control system through a cable, and can monitor and switch liquid of the two-way infusion pipeline. As shown in fig. 1.
In this example, each infusion line detection system comprises an air sensor 2, a flow sensor 3, an infusion switch 5 and an indicator light 4. These components are mounted in a cartridge 25, see fig. 1, removably mounted on the conduit behind the air valve 1.
When in use, the inlet 10 of the transfusion pipeline is respectively connected with a transfusion medicine bottle (medicine bag) according to the transfusion sequence, and the outlet 11 of the transfusion pipeline is connected with a transfusion needle head through a plastic hose.
In this embodiment, the air sensor 2 is a photoelectric air sensor, which is a U-shaped photoelectric sensor, and the infusion pipeline is disposed in a groove of the U-shaped photoelectric sensor, as shown in fig. 1.
The photoelectric air sensor 2 detects liquid in the infusion tube through infrared light by utilizing an optical principle, and when an air interface appears in the infusion tube, the photoelectric air sensor 2 outputs a detection signal indicating that the liquid in the infusion tube is conveyed completely.
The control system receives the detection signal output by the air sensor 2, judges that the liquid delivery is finished, and sends a control signal to the infusion switch 5, and the infusion switch 5 immediately closes the infusion pipeline and simultaneously opens the infusion switch of the other infusion pipeline or sends an alarm signal.
The photoelectric air sensor is adopted in the air interface detection device, the switching signal can be directly output, and compared with the technology of carrying out video identification through image acquisition, the photoelectric air sensor is used for detecting the air interface, so that the accuracy and the reliability are greatly improved, and the air interface detection device has the characteristics of simple and compact structure and low cost.
The flow sensor 3 of the present embodiment adopts an ultrasonic detection technology, can detect flow outside the infusion pipeline, and can detect liquid flow in various plastic pipes or metal pipes. When the detected flow is 0 or lower than the set value, the control system judges the blockage of the infusion pipeline according to the detected flow and sends out an alarm signal.
The infusion switch 5 of the present embodiment is a pinch-off switch, and the infusion hose is disposed between two convex blocks, and in the normal infusion state, the two convex blocks are in a separated locking state, and the liquid can flow in the hose. When the control system sends out a control signal, the infusion switch is unlocked, the two convex blocks are folded under the action of the spring, and the flexible pipe is clamped to prevent liquid from flowing.
The circuit structure of the automatic control transfusion alarm device of the embodiment is shown in figure 2.
The control system of fig. 2 includes a power supply device 100, a central processing unit 101 and an alarm device 102, which are housed in the control box 35.
The control system is connected with the transfusion pipeline detection system through a standard interface, controls the indicator lamp 4 and the transfusion switch 5, and simultaneously collects data of the air sensor 2 and the flow sensor 3.
The power supply device 100 of this embodiment is composed of an ac/dc converter, and can convert ac power input from a power grid into required dc power to supply operating current to the whole device.
The central processing unit 101 in this embodiment is composed of a single chip microcomputer, such as an AT89 series single chip microcomputer, and can complete data acquisition and processing and output a control signal.
The following describes the use method and the working principle of the automatic control transfusion alarm device of the embodiment:
when the automatic control transfusion alarm device is used, firstly, the control system is arranged to control the switching sequence of the transfusion switches according to the transfusion sequence.
The inlet 10 of the transfusion pipeline is connected with a transfusion medicine bottle/medicine bag in sequence by a plastic hose, and the outlet 11 of the transfusion pipeline is connected with a transfusion needle head by the plastic hose.
After the power is switched on and the work is started, the first infusion pipeline starts to work, the LED indicating lamp 4 emits green light, the air sensor 2 and the flow sensor 3 enter a detection state, the infusion switch 5 is in an open state, and liquid enters a human body through the drip cup 6 and the infusion needle head.
When the liquid in the first infusion pipeline is delivered, the air sensor 2 detects an air interface in the pipeline, immediately outputs a detection signal and transmits detection data to the central processing unit 101.
The central processing unit 101 sends out a control signal according to the set switching sequence, and the infusion switch 5 acts to close the first infusion pipeline.
Meanwhile, the central processing unit 101 controls the infusion switch 4 of the second infusion pipeline to be opened, and the air sensor 2 and the flow sensor 3 of the second infusion pipeline are in a detection state at the same time.
If during the infusion process, the flow sensor 3 detects that the liquid flow in the tube is zero, and transmits the data to the control system.
The central processing unit 101 receives a signal that the flow of liquid in the pipe is zero, judges that the pipeline of the pipeline is blocked, outputs a control signal to drive the LED indicator light to emit flickering red light, and simultaneously triggers the alarm device 102 to remind related personnel to process the red light through a wireless signal.
When the liquid delivery of the second path is finished, the air sensor 2 of the second path detection system detects an air interface, the central processing unit 101 outputs a control signal to close the infusion switch 5, and sends an alarm signal to notify related personnel.
Example 3
The automatic control transfusion alarm device of the embodiment is provided with a 3-way transfusion pipeline detection system, and can complete the detection control of the 3-way transfusion pipeline, as shown in figure 3.
For other structures of this example, refer to the description of example 1.
Claims (9)
1. An automatic control transfusion alarm device is characterized by comprising a transfusion pipeline detection system and a control system;
the infusion pipeline detection system is connected with the control system through a cable;
the infusion pipeline detection system comprises an air sensor, a flow sensor, an infusion switch and an indicator light;
the air sensor, the flow sensor, the infusion switch and the indicator lamp are detachably arranged on the infusion pipeline;
the control system comprises a power supply device, a central processing unit and an alarm device;
the power supply device is connected with the central processing unit, and the central processing unit is connected with the alarm device.
2. The automatic control infusion alarm device of claim 1, wherein said infusion line detection system is 2-way.
3. The automatic control infusion alarm device of claim 1, wherein said infusion line detection system is 3-way.
4. The automatic control infusion alarm device of claim 1, wherein said alarm device comprises an audible and visual alarm.
5. The automatic control infusion alarm device of claim 1, wherein said alarm device comprises a wireless alarm.
6. The automatic control transfusion alarm device of claim 1, wherein the central processing unit is composed of a single chip microcomputer.
7. The automatic control infusion alarm device of claim 1, wherein said central processing unit is comprised of an FPGA.
8. The automatic control infusion alarm device of claim 1, wherein said air sensor is a photoelectric air sensor.
9. The automatic control infusion alarm device of claim 1, wherein said air sensor is a capacitive air sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101639.2U CN213852489U (en) | 2020-09-22 | 2020-09-22 | An automatic control infusion alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101639.2U CN213852489U (en) | 2020-09-22 | 2020-09-22 | An automatic control infusion alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213852489U true CN213852489U (en) | 2021-08-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022101639.2U Active CN213852489U (en) | 2020-09-22 | 2020-09-22 | An automatic control infusion alarm device |
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|---|---|
| CN (1) | CN213852489U (en) |
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- 2020-09-22 CN CN202022101639.2U patent/CN213852489U/en active Active
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