CN211884767U - An anti-drip air alarm infusion set - Google Patents

Abstract

The utility model relates to the field of medical equipment, and discloses an anti-empty-dripping alarm infusion apparatus, which comprises an alarm arranged on an upper-section infusion tube, wherein the alarm comprises a capacitor A polar plate and a capacitor B polar plate, the capacitor A polar plate and the capacitor B polar plate are symmetrically arranged on two sides of the infusion tube, the capacitor A polar plate and the capacitor B polar plate are both electrically connected with a single chip microcomputer, the single chip microcomputer is respectively electrically connected with a battery and an alarm device, and the battery and the alarm device are both arranged on the alarm; the alarm further comprises an indicator light, the indicator light is electrically connected with the single chip microcomputer, and the indicator light penetrates through a shell of the alarm; the utility model provides a traditional transfusion system empty but not report to the police, the infusion is accomplished but in time the discovery leads to blood backward flow to take place the defect that the pipe blockked up even, and the cost price is low, can the wide application, has improved patient's infusion safety, alleviates nurse's work load.

Description

An anti-drip air alarm infusion set

technical field

The utility model relates to the field of medical equipment, in particular to an anti-drip air alarm infusion set.

Background technique

The infusion set is a common medical consumable, which is aseptically processed to establish a channel between the vein and the liquid medicine for intravenous infusion. Generally, it is composed of eight parts connected by intravenous needle or injection needle, needle protective cap, infusion hose, liquid medicine filter, flow rate regulator, drip pot, cork puncture device, and air filter, and some infusion sets also have injection parts. , dosing port, etc.

The existing infusion sets have the following problems:

(1) The traditional infusion set has no anti-drip design, and it is difficult to detect the infusion dripping, especially at night, due to the influence of light and sight, it is not easy to observe; at the same time, the infusion dripping leads to blood backflow, which is prone to catheter blockage.

(2) Although the existing new anti-drip infusion set on the market fills the defects caused by infusion, it cannot alarm and remind patients, family members and nursing staff in time; and the cost of the new anti-drip infusion set is high, and the community And so the hospital can not be fully universal.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the utility model provides an anti-drip and empty alarm infusion set, which solves the defects of the traditional infusion set that the liquid drips but does not alarm; the empty infusion causes blood backflow and even catheter blockage. The alarm device alarms, prompts timely replacement of the infusion, improves the safety of the patient's infusion, reduces unnecessary disputes between nurses and patients, and improves the quality of care; and the design has low cost and can be widely used.

Technical solutions

In order to achieve the above purpose, the present invention provides the following technical solutions: an anti-drip air alarm infusion device, including an alarm device arranged on the upper infusion tube, the alarm device includes a capacitor A pole plate and a capacitor B pole plate, wherein the The capacitor A pole plate and the capacitor B pole plate are symmetrically installed on both sides of the infusion tube, the capacitor A pole plate and the capacitor B pole plate are both electrically connected to the single-chip microcomputer, and the single-chip microcomputer is electrically connected to the battery and the alarm device respectively. The battery and the alarm device are both installed on the alarm device; the alarm device also includes an indicator light, the indicator light is electrically connected with the single-chip microcomputer, and the indicator light passes through the alarm device the housing of the device.

Preferably, the alarm is located at 1/2 position of the upper infusion tube.

Preferably, the alarm device is a buzzer.

Preferably, the anti-drip air alarm infusion device further comprises a connecting needle, which is connected to the upper infusion tube and is located above the alarm device.

Preferably, the anti-drip air alarm infusion device further comprises a Murphy drip pot, which is connected to the upper infusion tube and located below the alarm device.

Preferably, the anti-drip air alarm infusion set further comprises a puncture needle, which is connected to the Murphy dripping pot through a lower infusion tube.

Preferably, the anti-drip air alarm infusion set further comprises a drip speed regulator, which is sleeved on the lower infusion tube.

working principle

The liquid in the drip hopper drips at a constant speed. After receiving the light signal reflected by the water droplet, the capacitor A pole plate and the capacitor B pole generate an electric pulse signal, and transmit the electric pulse signal to the signal input terminal of the single-chip microcomputer. During the reference time period, the electric pulse signal generated by the capacitor A pole plate and the capacitor B pole is received, and the single-chip microcomputer determines that it is in a normal working state according to the preset program. At this time, the indicator light of the single-chip computer to control the working state is on, and then the single-chip microcomputer automatically enters the next work. cycle, repeat the above control procedure until the single-chip microcomputer does not receive the electrical pulse signal generated by the optical receiver within a reference time period.

When gas continues to pass through the infusion tube, at this time, the A pole plate of the capacitor and the B pole of the capacitor cannot receive the optical signal, and no electrical pulse signal is generated, and the single-chip microcomputer cannot receive the electrical pulse signal from the optical receiver within a reference time period. , the single-chip microcomputer is judged to be in an abnormal state according to the preset program. At this time, the indicator light of the single-chip microcomputer controls the working state for a long time, and at the same time, the buzzer is controlled to sound for a long time to realize the sound and light alarm.

beneficial effect

Compared with the prior art, the utility model provides an anti-drip air alarm infusion device, which has the following beneficial effects:

The utility model utilizes the alarm device arranged on the upper part of the infusion tube, so that the utility model changes the traditional infusion set empty without prompting, which leads to blood backflow and tube blockage, and also ensures the safety of the treatment of patients. At the same time, the utility model has low cost and can widely used.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic structural diagram of an indicator light of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the alarm device of the present invention.

The figure shows the connecting needle 1, the upper infusion tube 2, the alarm 3, the Murphy dripping pot 4, the lower infusion tube 5, the puncture needle 6, the drip speed regulator 7, and the indicator light 8.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1 to 3: an anti-drip air alarm infusion device, comprising an alarm device 3 arranged on the upper infusion tube 2, the alarm device includes a capacitor A pole plate and a capacitor B pole plate, wherein the capacitor The A pole plate and the capacitor B pole plate are symmetrically installed on both sides of the infusion tube. The capacitor A pole plate and the capacitor B pole plate are both electrically connected to the single-chip microcomputer, and the single-chip microcomputer is electrically connected to the battery and the alarm device respectively. connection, the single chip microcomputer selects 51 single chip microcomputer, the battery and the alarm device are installed on the alarm device 3, the battery selects a lithium battery or a solar battery, and the alarm device is a buzzer; the alarm device 3 also includes an indicator light, the indicator light 8 is electrically connected with the single chip microcomputer, and the indicator light 8 passes through the casing of the alarm device 3 .

The utility model utilizes the alarm device arranged on the upper part of the infusion tube, so that the utility model changes the traditional infusion set running empty without prompting, which leads to blood backflow and blockage of the tube, and also ensures the safety of patient treatment. At the same time, the utility model has low cost and can Wide application; the disposable alarm device of the utility model also reduces the risk of cross infection caused by repeated use.

Preferably, the alarm device 3 is located at 1/2 position of the upper infusion tube 2 .

Preferably, the anti-drip air alarm infusion set further comprises a connecting needle 1, which is connected to the upper infusion tube 2 and is located above the alarm device 3; the anti-drip air alarm infusion set further comprises a Murphy drip pot 4, connected with the upper section infusion tube 2, and located below the alarm device 3; the anti-drip air alarm infusion device also includes a puncture needle 6, which is connected with the Murphy dripping pot 4 through the lower section infusion tube 5; The anti-drip air alarm infusion set also includes a drip speed regulator 7 , which is sleeved on the lower infusion tube 5 .

To sum up, the liquid in the drip hopper drips at a constant speed. After receiving the light signal reflected by the water droplet, the capacitor A pole plate and the capacitor B pole generate an electric pulse signal, and transmit the electric pulse signal to the single-chip microcomputer signal. At the input end, the single-chip microcomputer receives the electrical pulse signal generated by the capacitor A pole plate and the capacitor B pole within the reference time period, and the single-chip microcomputer determines that it is in a normal state according to the preset program. Automatically enter the next working cycle, and repeat the above control procedure until the single-chip microcomputer does not receive the electrical pulse signal generated by the optical receiver within a reference time period; when the gas continues to pass through the infusion tube, the capacitor A plate and capacitor B are at this time. If the light signal cannot be received very much, the electrical pulse signal will no longer be generated. The single-chip microcomputer cannot receive the electrical pulse signal from the optical receiver within a reference time period. The status indicator light is on, and the buzzer is controlled to sound for a long time to realize sound and light alarm.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element. Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. an anti-drip air alarm infusion device, is characterized in that, comprises the alarm device that is arranged on the upper section infusion tube, and described alarm device comprises capacitor A pole plate, capacitor B pole plate, wherein the capacitor A pole plate and all The capacitor B pole plates are symmetrically installed on both sides of the infusion tube, the capacitor A pole plates and the capacitor B pole plates are both electrically connected to the single chip microcomputer, and the single chip computer is electrically connected to the battery and the alarm device respectively, and the battery Both the alarm device and the alarm device are installed on the alarm device; the alarm device further comprises an indicator light, the indicator light is electrically connected with the single chip microcomputer, and the indicator light passes through the shell of the alarm device. 2 . The anti-drip air alarm infusion device according to claim 1 , wherein the alarm device is located at a half position of the upper infusion tube. 3 . 3. An anti-drip air alarm infusion device according to claim 1, characterized in that: the alarm device is a buzzer. 4. An anti-drip air alarm infusion set according to claim 3, characterized in that: the anti-drip air alarm infusion set further comprises a connecting needle, which is connected to the upper infusion tube and is located at the side of the alarm device. above. 5. An anti-drip air alarm infusion set according to claim 4, characterized in that: the anti-drip air alarm infusion set further comprises a Murphy drip pot, which is connected to the upper infusion pipe and is located in the alarm system. below the device. 6 . The anti-drip air alarm infusion set according to claim 5 , wherein the anti-drip air alarm infusion set further comprises a puncture needle, which is connected to the Murphy dripping pot through a lower infusion tube. 7 . 7 . The anti-drip air alarm infusion set according to claim 6 , characterized in that: the anti-drip air alarm infusion set further comprises a drip speed regulator, which is sleeved on the lower infusion tube. 8 .

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