CN215608346U

CN215608346U - Infusion alarm system

Info

Publication number: CN215608346U
Application number: CN202022983145.1U
Authority: CN
Inventors: 冯存; 颜飞彪; 单心悦; 郑云中; 舒颖; 王顺顺
Original assignee: Ningbo University
Current assignee: Ningbo University
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2022-01-25
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a transfusion alarm system, which comprises a plurality of user terminals and a nurse terminal, wherein each user terminal has a unique number, the user terminals are clamped on a transfusion tube, each user terminal consists of a transfusion sensor unit, a first signal amplification unit, a signal coding unit and a signal transmitting unit which are sequentially connected, the nurse terminal is arranged at a nurse station, and the nurse terminal consists of a signal receiving unit, a second signal amplification unit, a signal decoding unit and a display reminding unit which are sequentially connected.

Description

Infusion alarm system

Technical Field

The utility model relates to a clinical care auxiliary system, in particular to an infusion alarm system.

Background

Intravenous infusion is the most common method of administration for clinical care. At present, most of the infusion processes are generally monitored by patients or family members and medical care personnel, the residual amount of the liquid medicine is observed by naked eyes at intervals by the patients or the family members, and the residual amount of the liquid medicine is observed by the naked eyes by the medical care personnel occasionally walking between the patients. However, some patients completely depend on the individual supervision of medical care personnel, however, in the current one-to-many nursing mode, when the number of patients needing infusion treatment is quite large, the nursing work intensity of the medical care personnel is very high, the real-time supervision is difficult, and the service quality cannot be guaranteed. Such as: when the old is ill and hospitalized, children and women can not care for the place, the old often falls asleep due to the effect of liquid medicine during transfusion, and the liquid medicine is transfused and cannot be found and replaced in time or a needle is pulled out under the condition of no family accompanying, so that blood return can occur, and the personal safety of a patient can be endangered seriously. For another example: when young patients see a doctor independently, most of the young patients can choose to see a mobile phone to send out long boring time in the infusion process, the infusion of liquid medicine is finished, the liquid medicine cannot be found in time and replaced or a needle is pulled out, blood return can occur, and the personal safety of the patients can be endangered in serious cases. Therefore, it is necessary to develop a drip alarm system capable of actively reminding medical care personnel to realize real-time supervision after a patient has finished a drip.

Disclosure of Invention

The utility model aims to provide an infusion alarm system which can actively remind medical care personnel to realize real-time supervision after a patient finishes infusion and is safe and reliable in work.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a drip alarm system is characterized by comprising a plurality of user terminals and a nurse terminal, wherein each user terminal has a unique number, the user terminals are clamped on an infusion tube and are composed of an infusion sensor unit, a first signal amplification unit, a signal coding unit and a signal transmitting unit which are sequentially connected, the nurse terminal is arranged in a nurse station and is composed of a signal receiving unit, a second signal amplification unit, a signal decoding unit and a display reminding unit which are sequentially connected, the infusion sensor unit transmits a detection result signal to the first signal amplification unit when detecting that no liquid medicine exists in the infusion tube, namely the infusion is completed, the first signal amplification unit amplifies the received detection result signal and transmits the amplified detection result signal to the signal coding unit, the signal coding unit codes the received amplified detection result signal according to the serial number of the user side and transmits a coding result signal to the signal transmitting unit, the signal transmitting unit transmits the received coding result signal to the signal receiving unit, the signal receiving unit receives the coding result signal and transmits the coding result signal to the second signal amplifying unit, the second signal amplifying unit amplifies the received coding result signal and transmits the coding result signal to the signal decoding unit, the signal decoding unit analyzes the received amplified coding result signal and transmits an analysis result signal to the display reminding unit, and the display reminding unit reminds a nurse that a patient corresponding to the user side has completed infusion.

The infusion sensor unit comprises a capacitance sensor used for detecting whether liquid medicine still exists in the infusion tube, namely whether infusion is finished or not.

The display reminding unit comprises a prompting lamp, a buzzer, a liquid crystal screen and a single chip microcomputer, the single chip microcomputer is respectively connected with the prompting lamp, the buzzer and the liquid crystal screen, the single chip microcomputer receives the analysis result signal transmitted by the signal decoding unit, the single chip microcomputer controls the prompting lamp to be lightened and the buzzer to sound according to the analysis result signal, and the single chip microcomputer outputs the serial number of the user side for completing infusion to the liquid crystal screen according to the analysis result signal. Utilize warning light and bee calling organ to remind medical personnel simultaneously, can show the serial number of user's end on the LCD screen and tell medical personnel which patient's infusion has been accomplished.

The user side is also provided with a control switch for controlling whether the user side works or not. The user terminal needs to turn on the control switch when a patient starts infusion, and a nurse needs to turn off the control switch after the infusion of the patient is completed.

The nurse end is also provided with a memory storage unit, and the signal decoding unit transmits the analysis result signal to the memory storage unit. In a specific embodiment, the signal decoding unit analyzes the amplified coding result signal into information in a storage format, and the information is stored in the memory storage unit so as to be viewed later.

Compared with the prior art, the utility model has the advantages that:

1) through setting up user side and nurse end, the user side can automatic send the signal that the completion of infusion was represented to the patient for nurse's end when the patient infusion was accomplished, and nurse's end can obtain the detection information of user side and remind medical personnel to realized real-time supervision, alleviateed medical personnel's work load greatly like this, and guaranteed patient's infusion safety.

2) The drip alarm system adopts the capacitive sensor, so that the detection effectiveness is improved, and the use process is safer and more reliable.

3) The drip alarm system adopts the signal coding unit, and the detection information of the user side is coded by the signal coding unit and then transmitted, so that the signals among a plurality of user sides are ensured not to interfere with each other.

4) The drip alarm system is simple in structure, low in price and suitable for mass production and sale.

Drawings

Fig. 1 is a schematic structural diagram of the drip alarm system of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The utility model provides a drip alarm system, as shown in the figure, which comprises a plurality of user terminals 1 and a nurse terminal 2, wherein each user terminal 1 has a unique number, the user terminal 1 is clamped on an infusion tube, the user terminal 1 consists of an infusion sensor unit 11, a first signal amplification unit 12, a signal coding unit 13 and a signal transmitting unit 14, the nurse terminal 2 is arranged at a nurse station, the nurse terminal 2 consists of a signal receiving unit 21, a second signal amplification unit 22, a signal decoding unit 23 and a display reminding unit 24, the output end of the infusion sensor unit 11 is connected with the input end of the first signal amplification unit 12, the output end of the first signal amplification unit 12 is connected with the input end of the signal coding unit 13, the output end of the signal coding unit 13 is connected with the input end of the signal transmitting unit 14, the output end of the signal transmitting unit 14 is connected with the input end of the signal receiving unit 21, the output end of the signal receiving unit 21 is connected with the input end of the second signal amplifying unit 22, the output end of the second signal amplifying unit 22 is connected with the input end of the signal decoding unit 23, the output end of the signal decoding unit 23 is connected with the input end of the display reminding unit 24, the infusion sensor unit 11 detects whether liquid medicine exists in the infusion tube or not, namely, whether infusion is completed or not is detected, the infusion sensor unit 11 transmits a detection result signal to the first signal amplifying unit 12 when detecting that liquid medicine does not exist in the infusion tube, the first signal amplifying unit 12 amplifies the received detection result signal and transmits the amplified detection result signal to the signal encoding unit 13, the signal encoding unit 13 encodes the received amplified detection result signal according to the number of the user terminal 1 and transmits the encoded result signal to the signal transmitting unit 14, the signal transmitting unit 14 transmits the received encoded result signal to the signal receiving unit 21, the signal receiving unit 21 receives the coding result signal and transmits the coding result signal to the second signal amplifying unit 22, the second signal amplifying unit 22 amplifies the received coding result signal and transmits the coding result signal to the signal decoding unit 23, the signal decoding unit 23 analyzes the received amplified coding result signal and transmits the analysis result signal to the display reminding unit 24, and the display reminding unit 24 reminds the nurse user terminal 1 of the completion of the infusion of the corresponding patient.

In the present embodiment, the infusion sensor unit 11 includes a capacitance sensor 111 for detecting whether or not the infusion tube has a liquid medicine, that is, whether or not the infusion is completed, and an output end of the capacitance sensor 111 is connected to an input end of the first signal amplifying unit 12.

In this embodiment, the display reminding unit 24 includes a prompting lamp 241, a buzzer 242, a liquid crystal screen 243 and a single chip microcomputer 244, the single chip microcomputer 244 is respectively connected with the prompting lamp 241, the buzzer 242 and the liquid crystal screen 243, the single chip microcomputer 244 receives the analysis result signal transmitted by the signal decoding unit 23, the single chip microcomputer 244 controls the prompting lamp 241 to be turned on and the buzzer 242 to sound according to the analysis result signal, and the single chip microcomputer 244 outputs the number of the user terminal 1 which has completed infusion to the liquid crystal screen 243 according to the analysis result signal. The prompt lamp 241 and the buzzer 242 are used to remind the medical staff at the same time, and the number of the user end 1 is displayed on the liquid crystal screen 243 to inform the medical staff which patient has completed the infusion.

In this embodiment, the user terminal 1 is further provided with a control switch (not shown in the figure) for controlling whether the user terminal 1 works or not. The user terminal 1 needs to turn on the control switch when a patient starts infusion, and needs to turn off the control switch by a nurse after the patient infusion is completed.

In this embodiment, the nurse terminal 2 is further provided with a memory storage unit 25, the output terminal of the signal decoding unit 23 is connected to the input terminal of the memory storage unit 25, and the signal decoding unit 23 transmits the analysis result signal to the memory storage unit 25. In the embodiment, the signal decoding unit 23 parses the amplified encoding-resultant signal into a storage format information stored in the memory storage unit 25 for later review.

In the present embodiment, the capacitance sensor 111 employs the related art; the first signal amplification unit 12 and the second signal amplification unit 22 both use the existing signal amplifier; the signal encoding unit 13 adopts an existing signal encoder; the signal transmitting unit 14 adopts an existing signal transmitter; the signal receiving unit 21 employs an existing signal receiver; the signal decoding unit 23 employs an existing signal decoder; the single chip microcomputer 244 is a commonly used single chip microcomputer with a general function; the memory storage unit 25 is an existing memory. In the present embodiment, the existing processing technology is adopted for processing the signals, and those skilled in the art can implement the processing.

Claims

1. A drip alarm system is characterized by comprising a plurality of user terminals and a nurse terminal, wherein each user terminal has a unique number, the user terminals are clamped on an infusion tube and are composed of an infusion sensor unit, a first signal amplification unit, a signal coding unit and a signal transmitting unit which are sequentially connected, the nurse terminal is arranged in a nurse station and is composed of a signal receiving unit, a second signal amplification unit, a signal decoding unit and a display reminding unit which are sequentially connected, the infusion sensor unit transmits a detection result signal to the first signal amplification unit when detecting that no liquid medicine exists in the infusion tube, namely the infusion is completed, the first signal amplification unit amplifies the received detection result signal and transmits the amplified detection result signal to the signal coding unit, the signal coding unit codes the received amplified detection result signal according to the serial number of the user side and transmits a coding result signal to the signal transmitting unit, the signal transmitting unit transmits the received coding result signal to the signal receiving unit, the signal receiving unit receives the coding result signal and transmits the coding result signal to the second signal amplifying unit, the second signal amplifying unit amplifies the received coding result signal and transmits the coding result signal to the signal decoding unit, the signal decoding unit analyzes the received amplified coding result signal and transmits an analysis result signal to the display reminding unit, and the display reminding unit reminds a nurse that a patient corresponding to the user side has completed infusion.

2. A drip alarm system according to claim 1, wherein the infusion sensor unit comprises a capacitive sensor for detecting the presence of fluid in the infusion line, i.e. for detecting the completion of the infusion.

3. The drip alarm system according to claim 2, wherein said display reminding unit comprises a warning light, a buzzer, a liquid crystal screen and a single chip microcomputer, said single chip microcomputer is connected to said warning light, said buzzer and said liquid crystal screen, said single chip microcomputer receives the analysis result signal transmitted by said signal decoding unit, said single chip microcomputer controls said warning light to light and said buzzer to sound according to the analysis result signal, said single chip microcomputer outputs the serial number of said user side for completing the infusion to said liquid crystal screen according to the analysis result signal.

4. A drip alarm system according to any one of claims 1 to 3, wherein said user terminal is further provided with a control switch for controlling the operation of said user terminal.

5. A drip alarm system according to claim 4, wherein said nurse end further comprises a memory storage unit, and said signal decoding unit transmits the analysis result signal to said memory storage unit.