CN211658933U

CN211658933U - Infusion early warning device

Info

Publication number: CN211658933U
Application number: CN201921162690.5U
Authority: CN
Inventors: 冯亮
Original assignee: Shanghai Chest Hospital
Current assignee: Shanghai Chest Hospital
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-10-13
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses an infusion early warning device, which comprises an alarm device, the alarm device comprises a casing, the casing is connected together through a hinge, a closed hasp and a closed bulge are arranged on the casing, a perfusion tube clamping groove is arranged on the inner wall of the casing, a single chip microcomputer controller is arranged in the casing, the single chip microcomputer controller is connected with a storage battery, a charging port is arranged on the storage battery, the single chip microcomputer controller is connected with a bubble detection sensor, a probe of the bubble detection sensor is arranged on the inner wall of the perfusion tube clamping groove, the single chip microcomputer controller is connected with an electromagnet, the electromagnet is provided with a shrapnel perfusion tube clamping groove inner diameter embedded into the inner wall of the perfusion tube clamping groove and matched with the size of the perfusion tube, the device is well attached to a standard perfusion tube, the perfusion tube is early warned and monitored, plays a role in protection, is convenient for medical staff to supplement infusion in time and is worth popularizing.

Description

Infusion early warning device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an infusion early warning device.

Background

The infusion solution or large-volume injection solution is large-dose injection solution which is infused into a human body by intravenous drip, and the dose is more than 100ml at one time. It is a branch of injection, usually packaged in glass or plastic infusion bottles or bags, and contains no bacteriostatic agent. When in use, the dropping speed is adjusted by the infusion apparatus, and the medicine is continuously and stably infused into the body.

The glass bottle is the most traditional infusion container, and the quality of the glass bottle is in accordance with the national standard. The infusion bottle is made of hard neutral glass, has the characteristics of stable physicochemical property, hot-pressing sterilization, no deformation of the bottle body and the like, but has the defects of poor sealing property of the opening, frangibility and the like. In general, the cleaning effect of cleaning the glass bottle by using the potassium dichromate sulfate cleaning solution is better, and the cleaning solution not only has the effects of killing microorganisms and pyrogens, but also has a neutralization effect on free alkali on the bottle wall. The alkali washing method is to wash with 2% sodium hydroxide solution (50-60 deg.C) or 1-3% sodium carbonate solution, and the contact time between alkali solution and glass is not longer (within several seconds) because alkali has corrosion effect on glass.

Infusion plastic packages are mainly divided into plastic bottles and plastic bags. Is made of plastics such as polyvinyl chloride (PVC) or polypropylene (PP) and the like, and has the advantages of water resistance, corrosion resistance, high mechanical strength, good chemical stability, hot-pressing sterilization, light weight, convenient transportation, difficult damage and the like. The plastic infusion package has the defects of moisture and air permeability and influence on the quality of the infusion package during the storage period, and the transparency and the heat resistance of the infusion package are poor.

The utility model discloses a but utility model patent of disposable transfusion system of application number CN201721350425.0, name for taking liquid detection and early warning, the liquid that is equipped with between the liquid inlet needle of transfusion system main part and the drip cup detects early warning device, liquid detects early warning device and includes time delay transfer line, liquid test tube, photoelectric detection head. The time-delay infusion tube contains a liquid detection tube; or the liquid detection tube and the time-delay infusion tube are separately arranged. The floating body is positioned in the liquid detection pipe. The photoelectric detection head is connected with the alarm circuit in a wired or wireless mode, and when the floating body in the liquid detection tube descends along with liquid and the floating body cannot shield the photoelectric detection head from emitting light, the photoelectric detection head outputs an electric signal to trigger the alarm circuit to give an alarm in advance. The utility model relates to a but take disposable transfusion system of liquid detection and early warning, this transfusion system include the time delay transfer line, and the liquid that the time delay transfer line was stored can prolong the infusion time after the warning, makes the nurse have time to handle before the sick bed.

However, the infusion amount of intravenous infusion in hospitals is very high, nurses do not run back and forth, the nurses cannot receive the infusion, the workload and the working pressure are high, the nursing service quality is difficult to improve, potential safety hazards exist in the infusion process, and the satisfaction rate of patients is low, so that the infusion early warning device is designed.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides an infusion early warning device, which can effectively solve the problem provided by the background technology.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an infusion early warning device, includes alarm device, alarm device includes the casing, be in the same place through hinged joint between the casing, be provided with closed hasp and closed arch on the casing, be provided with the transfer line draw-in groove on the casing inner wall, the inside single chip microcomputer controller that is provided with of casing, single chip microcomputer controller is connected with the battery, be provided with the mouth that charges on the battery, single chip microcomputer controller is connected with the bubble and detects the sensor, the probe setting of bubble detection sensor is on transfer line draw-in groove inner wall, single chip microcomputer controller is connected with the electro-magnet, be provided with the shell fragment on the embedding transfer line draw-in groove inner wall.

Further, the bubble detection sensor adopts an AD-101 non-invasive bubble detector.

Furthermore, the single chip microcomputer controller is connected with an alarm sound box, a working indicator lamp and an alarm flashing lamp.

Further, the single chip microcomputer controller adopts an ARMCortex-M inner core single chip microcomputer with the model number of STM32F 105.

Further, the bubble detection sensor is located at the upper end of the elastic sheet.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model is fixed on the infusion tube through the shell and the inner infusion tube clamp groove clip, the inner diameter of the infusion tube clamp groove is matched with the size of the infusion tube, and the infusion tube clamp groove can be well fixed on the infusion tube and well attached to a standard infusion tube to carry out early warning and monitoring on the infusion tube;

(2) the utility model detects the condition of transfusion through the internal bubble sensor, when the transfusion is insufficient, the bubble appears in the transfusion tube, and the sensor determines the transfusion early warning state after detecting the bubble, thereby facilitating the quick early warning;

(3) the utility model discloses an electro-magnet drives the shell fragment and closes the transfer line, plays the guard action, makes things convenient for medical staff in time to supply the infusion, is worth promoting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the expanded structure of the alarm device of the present invention;

fig. 3 is a front view of the alarm device of the present invention.

Reference numbers in the figures:

1-an infusion bag, 2-an infusion tube, 3-an infusion set, 4-an alarm device, 5-a housing, 6-a hinge, 7-a closed hasp, 8-a closed bulge, 9-an infusion tube clamping groove, 10-a single-chip microcomputer controller, 11-a storage battery, 12-a charging port, 13-a bubble detection sensor, 14-an electromagnet, 15-a spring plate, 16-an alarm sound box, 17-a working indicator lamp and 18-an alarm flashing lamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the utility model provides an infusion early warning device, including alarm device 4, alarm device 4 includes casing 5, connect together through hinge 6 between the casing 5, be provided with closed hasp 7 and closed arch 8 on the casing 5, be provided with transfer line draw-in groove 9 on the casing 5 inner wall, be provided with single chip microcomputer controller 10 in the casing 5, single chip microcomputer controller 10 is connected with battery 11, be provided with charge mouth 12 on the battery 11, single chip microcomputer controller 10 is connected with bubble detection sensor 13, the probe of bubble detection sensor 13 sets up on transfer line draw-in groove 9 inner wall, single chip microcomputer controller 10 is connected with electro-magnet 14, be provided with shell fragment 15 that imbeds on transfer line draw-in groove 9 inner wall on electro-magnet 14;

the utility model discloses a theory of operation does: when the infusion tube is used, the infusion tube clamping groove 9 in the shell 5 is clamped in the infusion tube 2, the inner diameter of the infusion tube clamping groove 9 is matched with the size of the infusion tube 2, the infusion tube clamping groove can be well fixed on the infusion tube 2 and well attached to a standard infusion tube to early warn and monitor the infusion tube 2, when the infusion tube is used, the shell 5 is connected together through the hinge 6, and when the infusion tube is locked, the closed hasp 7 and the closed bulge 8 are buckled together to fix the shell 5 together to realize fixation;

during measurement, the detection is realized through the bubble detection sensor 13 connected with the singlechip controller 10, and the bubble detection sensor can be used for continuously monitoring the fluid and detecting bubbles in the fluid in a non-invasive method. The AD-101 sensor can positively identify whether flow interruption exists in any type of liquid by utilizing an ultrasonic technology and is used for detecting bubbles in a small-diameter pipeline in dialysis equipment, because the bubble detection sensor 13 is positioned at the upper end of the elastic sheet 15, when insufficient transfusion occurs, the bubble detection sensor 13 firstly detects the bubbles so as to send a signal, the single chip microcomputer controller 10 controls the electromagnet 14 to loosen, and the loosened electromagnet 14 enables the distance between the elastic sheets 15 to be reduced so as to clamp the internal transfusion tube 2; it is worth to be noted that the infusion tube 2 is clamped after bubbles are detected to be continuously formed within 3 seconds;

it should be noted that the components connected to the single chip controller 10 in the present invention are all electrically connected, and therefore, the connecting wires are not directly shown in the drawings.

In a preferred embodiment, the bubble detecting sensor 13 uses an AD-101 non-invasive bubble detector to detect bubbles as small as 70% of the inner diameter of the heat shrinkable tube; the sensor is customizable to fit a variety of catheters; the method is suitable for the heat shrinkable tube with the size of 3mm to 10 mm; the non-invasive design solves the problem of how to maintain the sterile state under the fluid environment; the anti-interference degree to EMI/RFI is high; the acoustic wave coupling agent is not needed; power up and continue self-diagnostic tests to confirm proper function.

As a preferred embodiment, the single chip microcomputer controller 10 is connected with an alarm sound box 16, a work indicator lamp 17 and an alarm flashing lamp 18, so that voice alarm signals and light alarm signals can be conveniently broadcasted, and both voice and flashing alarm can be selected.

In a preferred embodiment, the single chip microcomputer controller 10 adopts an ARM Cortex-M core single chip microcomputer of the type STM32F 105.

In a preferred embodiment, the bubble detection sensor 13 is located at the upper end of the elastic sheet 15, so that the internal transfusion condition can be conveniently and timely checked.

To sum up, the utility model discloses a key feature lies in:

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An infusion early warning device, includes alarm device (4), alarm device (4) include casing (5), its characterized in that: link together through hinge (6) between casing (5), be provided with closed hasp (7) and closed arch (8) on casing (5), be provided with transfer line draw-in groove (9) on casing (5) inner wall, casing (5) inside is provided with single chip microcomputer controller (10), single chip microcomputer controller (10) are connected with battery (11), be provided with on battery (11) mouthful (12) that charge, single chip microcomputer controller (10) are connected with bubble detection sensor (13), the probe setting of bubble detection sensor (13) is on transfer line draw-in groove (9) inner wall, single chip microcomputer controller (10) are connected with electro-magnet (14), be provided with shell fragment (15) on embedding transfer line draw-in groove (9) inner wall on electro-magnet (14).

2. The infusion warning device of claim 1, wherein: the bubble detection sensor (13) adopts an AD-101 non-invasive bubble detector.

3. The infusion warning device of claim 1, wherein: the single chip microcomputer controller (10) is connected with an alarm sound box (16), a work indicator lamp (17) and an alarm flashing lamp (18).

4. The infusion warning device of claim 1, wherein: the single chip microcomputer controller (10) adopts an ARMCortex-M inner core single chip microcomputer with the model number of STM32F 105.

5. The infusion warning device of claim 1, wherein: the bubble detection sensor (13) is positioned at the upper end of the elastic sheet (15).