CN108543160A - A kind of transfusion control device and method - Google Patents

Abstract

The present invention relates to the technical field of electromechanical control, and in particular to an infusion control device and method. The provided device includes a control box, a detection device for detecting whether the infusion is completed, and a device arranged on the control box for when the infusion is completed. After locking the mechanical control structure of the infusion tube, it is used to receive the signal from the detection device and process it, and when the infusion is completed, it sends a blocking delivery command to the single-chip microcomputer of the control device, and is used to receive the alarm command of the single-chip microcomputer when the infusion is completed and send an alarm The signal is a reminder device for reminding relevant personnel that the infusion is over, and a fixing device for fixing the entire infusion control device on the human body. The infusion control device and method provided by the present invention can monitor the real-time situation of the infusion. When the infusion is completed, the reminder device is controlled to remind relevant personnel, and at the same time, the mechanical control structure is made to work to lock the infusion tube, thereby preventing blood return. Realized automatic control of infusion on and off.

Description

An infusion control device and method

technical field

The invention relates to the technical field of electromechanical control, in particular to an infusion control device and method.

Background technique

Intravenous infusion is an important means of treatment and an important part of medical monitoring in clinical medicine. It is widely used in the medical work of various hospitals. According to statistics, the infusion rate of inpatients is 70% to 80%. Intravenous infusion is not only an important route of administration, but also an important method to replenish body fluids and nutrition for patients. During the infusion process, it is known through investigation that at present almost all hospitals still use the traditional infusion method to achieve the purpose of treatment. When the fluid infusion is finished, if there is no escort or medical staff at the bedside and the dressing is not changed or the needle is not pulled out in time, there will be blood return and so on. rest, affecting the quality of treatment and recovery of patients. At the same time, nurses also need to constantly patrol the wards, which increases the workload and sometimes even produces medical disputes.

Contents of the invention

In order to solve the above technical problems, the present invention provides an infusion control device in the first aspect, which includes a control box, a detection device for detecting whether the infusion is completed, and a lock on the control box for locking after the infusion is completed. The mechanical control structure of the dead infusion tube is used to receive the signal of the detection device and process it, and when the infusion is completed, send the blocking delivery command to the single-chip microcomputer of the control device, and is used to receive the alarm command of the single-chip microcomputer when the infusion is completed and send an alarm signal to A reminder device for reminding relevant personnel that the infusion is over and a fixing device for fixing the entire infusion control device on the human body.

Further, a communication module is also included, and the single-chip microcomputer performs data interaction with the mobile client through the communication module.

Preferably, the detection device is a photoelectric sensor.

Further, the control device is a DC push-pull electromagnet, and the DC push-pull electromagnet is connected to the single-chip microcomputer through a relay.

Preferably, the fixing device is a suspension rod.

Preferably, the suspension rod is a metal hose.

The metal hose with good flexibility can be bent into various shapes under the action of a certain force, and is used to fix the infusion control device to the human body or other foreign objects so that the use environment of the device will not be affected too much Restriction, the secondary fixation is used to fix the infusion bottle, getting rid of the limitation that the traditional infusion bottle must be hung on a specific hook.

Further, it also includes a telescopic rod and a hook, the telescopic rod is vertically connected to the control box, and the hook is connected to the top of the telescopic rod.

In a second aspect, the present invention provides a method for controlling infusion as described above, comprising the following steps:

(1) the single-chip microcomputer is connected with the detection device, the mechanical control structure and the reminder device;

(2) The detection device detects in real time whether the infusion is completed, and sends the infusion information to the single-chip microcomputer;

(3) The single-chip microcomputer processes the received infusion information and judges whether the infusion is completed. If it is judged that the infusion is completed, the mechanical control structure is controlled to lock the infusion tube, and an alarm signal is sent to remind relevant personnel that the infusion is over.

Further, the step (3) also includes the following steps:

When it is judged that the infusion is completed, the single-chip microcomputer sends the warning information of the infusion completion to the mobile user terminal through the wireless communication module.

Adopting the above-mentioned technical scheme includes the following beneficial effects: the infusion control device and method provided by the present invention can monitor the real-time situation of the infusion, and when the infusion is completed, control the reminder device to work to remind relevant personnel, and at the same time make the mechanical control structure work The infusion tube is locked to prevent blood return, and the automatic control of the infusion to start and stop is realized.

Description of drawings

Fig. 1 is the structural representation of the infusion control device provided by the present invention;

Fig. 2 is the structural block diagram of the transfusion control device provided by the present invention;

Fig. 3 is a schematic diagram of the structure of the infusion control device provided by the present invention in cooperation with the infusion bottle.

In the figure,

1. Control box; 2. Metal hose; 3. Telescopic rod; 4. DC push-pull electromagnet; 5. Hook; 6. Compression ring; 7. Infusion bottle; 8. Drop funnel; 9. Photoelectric sensor; 10. Infusion tube.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are the Some, but not all, embodiments are invented. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", The orientations or positional relationships indicated by "vertical", "horizontal", "horizontal", and "longitudinal" are based on the orientations or positional relationships shown in the drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not intended to limit that the indicated device, element or component must have a specific orientation, or be constructed and operated in a specific orientation.

Moreover, some of the above terms may be used to indicate other meanings besides orientation or positional relationship, for example, the term "upper" may also be used to indicate a certain attachment relationship or connection relationship in some cases. Those skilled in the art can understand the specific meanings of these terms in the present invention according to specific situations.

Furthermore, the terms "installed", "disposed", "provided", "connected", "connected" and "socketed" are to be interpreted broadly. For example, it may be a fixed connection, a detachable connection, or an integral structure; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary; internal connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Unless otherwise specified, "plurality" means two or more.

The present invention will be described in further detail below through specific embodiments and in conjunction with the accompanying drawings.

Embodiment one:

This embodiment provides an infusion control device, referring to Figures 1 and 2, including a control box 1, a detection device for detecting whether the infusion is completed, and a lock on the control box 1 for locking after the infusion is completed. The mechanical control structure of the dead infusion tube is used to receive the signal of the detection device and process it, and when the infusion is completed, send the blocking delivery command to the single-chip microcomputer of the control device, and is used to receive the alarm command of the single-chip microcomputer when the infusion is completed and send an alarm signal to A reminder device for reminding relevant personnel that the infusion is over and a fixing device for fixing the entire infusion control device on the human body.

In this embodiment, preferably, the detection device is a photoelectric sensor 9, which is a sensor based on the photoelectric effect, which generates a photoelectric effect after being irradiated by visible light, and converts an optical signal into an electrical signal for output. In addition to measuring light intensity, it can also use light transmission, occlusion, reflection, interference, etc. to measure various physical quantities, such as size, displacement, speed, temperature, etc., so it is an important sensitive device with a wide range of applications.

It adopts the principle of transmission and light concentrating to detect the change of liquid level by photoelectric non-contact method to judge whether the infusion is over or whether it is normal. Because the dropping funnel 8 is a transparent plastic tube, when there is liquid in the tube, the tube wall and the columnar liquid in the tube are equivalent to a cylindrical lens, and light can not only pass through, but also gather into an area. When there is no liquid medicine in the tube, the gas in the tube forms scattered light to the light, and the light is mainly in the tube wall, and only a small part of the light overflows; the photoelectric sensor converts the change of this light signal into a change of electrical signal and then transmits it to the single-chip microcomputer. When the infusion is completed, the photoelectric sensor is tightly fixed on the partial upper part of the dripping funnel 8, and the single-chip microcomputer receives the electrical signal sent by the photoelectric sensor 9 and processes and judges. The control structure works to lock the infusion tube to prevent blood return. The judgment process of the single-chip microcomputer can be as follows. If the liquid in the dropping funnel continues to drop, the single-chip microcomputer receives a continuous electrical signal from the photoelectric sensor. At this time, it proves that the infusion is in progress. The time interval judges the flow rate of the liquid in the infusion tube; when the infusion is completed, the single-chip microcomputer receives a continuous electrical signal, which proves that there is no medicine in the dropping funnel at this time, and the infusion is completed.

In this embodiment, further, a communication module is also included, the single-chip microcomputer performs data interaction with the mobile client through the communication module, the single-chip microcomputer performs real-time communication with the mobile client through the communication module, and the infusion status is displayed through a display on the mobile client, Real-time grasp of the status of infusion, and at the same time, the progress and stop of infusion can be remotely controlled on the client side.

In this embodiment, preferably, the reminder device is a buzzer or an LED light.

The control device is a DC push-pull electromagnet 4, and the DC push-pull electromagnet 4 is connected with the single-chip microcomputer through a relay. The single-chip microcomputer sends a 5V high level to the relay through the port to make it work. After the latter is started, it controls the driver of the electromagnet, and the electromagnet moves linearly under the action of the current. Drive the pressing ring 6 to move, thereby compressing the infusion tube 10 to achieve the purpose of locking the infusion tube and avoid blood backflow. The DC push-pull electromagnet can be installed at any position of the infusion tube, and the DC push-pull electromagnet is used to control the on-off of the infusion tube. The structure is simple, the control is convenient, and the infusion tube can be effectively and timely blocked when the infusion is completed. for the return of blood.

It should be noted that the single-chip microcomputer, photoelectric sensor and DC push-pull electromagnet can be commonly used in the market, and their working principles are common knowledge in the technical field, and will not be repeated here.

In this embodiment, preferably, the fixing device is a suspension rod. The suspension rod is a metal flexible pipe 2 . The metal hose with good flexibility can be bent into various shapes under the action of a certain force, and is used to fix the infusion control device to the human body or other foreign objects so that the use environment of the device will not be affected too much restrictions, so that the infusion control device can move freely with the human body, expanding the flexibility of application.

Furthermore, it also includes a telescopic rod 3 and a hook 5 , the telescopic rod 3 is vertically connected to the control box 1 , and the hook 5 is connected to the top of the telescopic rod 3 . The hook 5 can be used to fix the infusion bottle, get rid of the restriction that the infusion bottle must be hung on a specific hanging rod, realize the infusion function without external devices, increase the application range of the product, make it more beautiful in appearance and easy to carry.

Embodiment two:

On the basis of Embodiment 1, this embodiment provides an infusion control method using the above-mentioned infusion control device, including the following steps:

S101, connecting the single-chip microcomputer with the detection device, the mechanical control structure and the reminder device;

Specifically, each device is fixed on the control box 1, and the detection device, the mechanical control structure, and the reminder device are respectively connected to the single-chip microcomputer. The detection device is preferably a photoelectric sensor, the reminder device is preferably a buzzer or an LED light, and the mechanical control structure is preferably a DC push-pull electromagnet.

S102. The detection device detects in real time whether the infusion is completed, and sends the infusion information to the single-chip microcomputer;

During use, referring to Fig. 3, the photoelectric sensor 9 is fixed on the dropping funnel 8, and any position of the infusion tube 10 below the dropping funnel 8 is clamped together with the mechanical control device. The moving part of the DC push-pull electromagnet is provided with a notch in a font shape, which just fits with the infusion tube. The compression ring moves inwardly under the drive of the DC push-pull electromagnet to compress the infusion tube to achieve the purpose of cutting off the flow.

During the infusion process, the detection device detects the liquid medicine in the dropping funnel in real time, converts the change of the optical signal into the change of the electrical signal and transmits it to the single-chip microcomputer.

S103. The single-chip microcomputer processes the received infusion information and judges whether the infusion is completed. If it is judged that the infusion is completed, control the mechanical control structure to block the infusion tube infusion, and send an alarm signal to remind relevant personnel that the infusion is completed.

The single-chip microcomputer receives the electrical signal sent by the photoelectric sensor and processes and judges. When it is judged that the infusion is completed, the alarm device is controlled to remind the relevant personnel, and at the same time the mechanical control structure is made to work. The single-chip microcomputer sends a 5V high level to the relay through the port to make it Work, after the latter starts, it controls the driver of the electromagnet, and the electromagnet moves linearly under the action of the current, and then the compression ring on the electromagnet compresses the infusion tube to achieve the purpose of locking the infusion tube and avoid blood backflow.

This step also includes, when it is judged that the infusion is completed, the single-chip microcomputer sends the warning information of the infusion completion to the mobile user terminal through the wireless communication module. The status of the infusion is displayed on the monitor, and the status of the infusion can be grasped in real time. At the same time, the progress and stop of the infusion can be remotely controlled on the client side.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. An infusion control device, characterized in that it comprises a control box (1), a detection device for detecting whether the infusion is completed, and a device for locking the infusion after the infusion is completed, which is arranged on the control box (1). The mechanical control structure of the infusion tube (10), is used to receive and process the signal of the detection device and sends a blocking delivery command to the single-chip microcomputer of the control device when the infusion is completed, and is used to receive the alarm command of the single-chip microcomputer when the infusion is completed and send an alarm The signal is a reminder device for reminding relevant personnel that the infusion is over, and a fixing device for fixing the entire infusion control device on the human body. 2. The infusion control device according to claim 1, further comprising a communication module, and the single-chip microcomputer performs data interaction with the mobile client through the communication module. 3. The infusion control device according to claim 1, characterized in that the detection device is a photoelectric sensor (9). 4. The infusion control device according to claim 1, wherein the reminder device is a buzzer or an LED light. 5. The infusion control device according to claim 1, characterized in that the control device is a DC push-pull electromagnet (4), and the DC push-pull electromagnet (4) is connected to the single-chip microcomputer through a relay. 6. The infusion control device according to claim 1, wherein the fixing device is a suspension rod. 7. The infusion control device according to claim 6, characterized in that the suspension rod is a metal hose (2). 8. The infusion control device according to claim 1, further comprising a telescopic rod (3) and a hook (5), the telescopic rod (3) being vertically connected to the control box (1) , the hook (5) is connected to the top of the telescopic rod (3). 9. A method for controlling infusion according to any one of claims 1-8, characterized in that, comprising the steps of: (1) the single-chip microcomputer is connected with the detection device, the mechanical control structure and the reminder device; (2) The detection device detects in real time whether the infusion is completed, and sends the infusion information to the single-chip microcomputer; (3) The single-chip microcomputer processes the received infusion information and judges whether the infusion is completed. If it is judged that the infusion is completed, the mechanical control structure is locked to lock the infusion tube, and an alarm signal is sent to remind relevant personnel that the infusion is over. 10. method according to claim 9, is characterized in that, described step (3) also comprises the steps: When it is judged that the infusion is completed, the single-chip microcomputer sends the warning information of the infusion completion to the mobile user terminal through the wireless communication module.