CN103638576A - Intelligent transfusion monitoring instrument - Google Patents

Abstract

The invention relates to an intelligent infusion monitoring instrument, which includes a monitor and a remote PC monitoring system; the monitor includes a host part and an electromagnetic pinch valve liquid breaking device, and the host part can realize the monitoring of the infusion process and the setting of the infusion parameters. Setting, realization of power carrier and wireless communication of the monitor; the host part is installed between the hook of the infusion stand and the infusion bottle/bag; Placed in the control valve of the electromagnetic pinch valve liquid-cutting device, the infusion can be automatically shut off according to the control signal of the host part; the intelligent infusion monitoring instrument of the present invention adopts the communication monitoring mode of power carrier and wireless double redundancy to ensure high It works reliably and safely, and has automatic control function, which greatly improves the control effect.

Description

An intelligent infusion monitor

technical field

The invention relates to an improvement of an infusion monitoring device, in particular to an intelligent infusion monitoring instrument with high reliability and capable of automatic control. the

Background technique

Most of the existing medical infusion systems use manual (patients or nurses) to visually monitor the infusion process and call doctors or nurses for on-site treatment after the infusion is over. The safety of the recipient (patient) will be seriously threatened if the infusion is not detected properly or the end of the infusion is not detected in time, and sometimes even have serious consequences. At present, some wireless-based infusion monitoring methods have been used to realize real-time monitoring of infusion conditions. However, due to the limitations of wireless in terms of communication reliability and communication distance, it also affects the safety and reliability of the infusion monitoring device. To this end, we have developed an intelligent infusion monitor with high reliability and automatic control. the

Contents of the invention

The object of the present invention is to provide an intelligent transfusion monitor with high reliability and automatic control in order to overcome the deficiencies of the prior art. the

In order to achieve the above object, the technical solution adopted in the present invention is: an intelligent infusion monitoring instrument, comprising a monitor and a remote PC monitoring system; Realize the monitoring of the infusion process, the setting of infusion parameters, the realization of the power carrier and wireless communication of the monitor; the host part is installed between the infusion rack hook and the infusion bottle/bag; the electromagnetic pinch valve liquid-breaking device is fixed on the In the middle and lower part of the infusion stand, the infusion tube is placed in the control valve of the electromagnetic pinch valve liquid cut-off device, and the infusion can be automatically shut off according to the control signal of the host part. the

Preferably, the host part includes MCU, button adjustment input module, sound and light alarm output module, power carrier communication module, wireless communication module, display unit, weighing sensor and working power supply part; the button adjustment input module, sound The optical alarm output module, power carrier communication module, wireless communication module, display unit, and load cell are respectively connected to the MCU; the working power part is the MCU, button adjustment input module, sound and light alarm output module, power carrier communication module, wireless The communication module, the display unit, and the weighing sensor provide working power; the MCU is the core of the host computer, and is responsible for the function algorithm and control execution of the monitor; the button adjustment input module is composed of 4 buttons, which are respectively function/confirmation buttons , + key, - key and exit key, the setting of the working parameters of the monitor 1 can be realized through the input of the keys; the sound and light alarm output module includes a bright luminous LED and a buzzer, which can send out sound and light alarm information The power carrier communication module includes a power carrier coupling circuit and a power line interface, and cooperates with the MCU to realize power carrier communication; the wireless communication module includes a wireless communication circuit module, and the display unit is a liquid crystal display, which can display infusion parameters and other states in real time Information; the weighing sensor includes a weighing hook and a weighing sensor information amplification circuit, which can realize real-time measurement of the amount of infusion; the working power supply part includes an AC/DC power conversion circuit, and the AC/DC power supply The conversion circuit can convert the alternating current into a working voltage of DC5V. the

Preferably, the MCU selects a high-performance SOC chip integrated with power line carrier communication. the

Preferably, the wireless communication circuit module adopts a Zigbee communication module. the

Preferably, the weighing sensor information amplification circuit adopts a dedicated 24-bit analog-to-digital A/D conversion chip HX710B. the

Preferably, the working power supply part also includes an emergency battery pack; the emergency battery pack is a backup power supply for emergency situations. the

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

The intelligent transfusion monitoring instrument of the present invention adopts the power carrier and wireless double redundant communication monitoring mode, ensures safe work with high reliability, and has an automatic control function, which greatly improves the control effect.

Description of drawings

Below in conjunction with accompanying drawing, technical solution of the present invention will be further described:

Accompanying drawing 1 is the application status schematic diagram of intelligent transfusion monitor of the present invention;

Accompanying drawing 2 is the circuit schematic block diagram of intelligent transfusion monitor of the present invention;

Accompanying drawing 3 is the working flow diagram of intelligent transfusion monitor of the present invention;

Among them: 1. Monitor; 2. Remote PC monitoring system; 11. Host part; 12. Electromagnetic pinch valve liquid cut-off device; 111. MCU; 112. Button adjustment input module; 113. Sound and light alarm output module; 114. Electric power Carrier communication module; 115, wireless communication module; 116, display unit; 117, weighing sensor; 118, working power supply part. the

Detailed ways

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

Accompanying drawing 1,2,3 is the intelligent transfusion monitor of the present invention, comprises monitor 1, remote PC monitoring system 2; Part 11 can realize the monitoring of the infusion process, the setting of infusion parameters, the power carrier of the monitor and the realization of wireless communication; during implementation, the host part 11 is installed between the hook of the infusion stand and the infusion bottle/bag, and the electromagnetic clamp valve is disconnected. The infusion device 12 is fixed on the middle and lower part of the infusion stand, and the infusion tube is placed in the control valve of the electromagnetic pinch valve liquid shutoff device 12, and the infusion can be automatically shut off according to the control signal of the host part 11. the

Shown in accompanying drawing 2 is the circuit principle block diagram of intelligent infusion monitor, wherein host part 11 includes MCU111, button adjustment input module 112, sound and light alarm output module 113, power carrier communication module 114, wireless communication module 115, display unit 116, load cell 117 and working power part 118; described button adjustment input module 112, sound and light alarm output module 113, power carrier communication module 114, wireless communication module 115, display unit 116, load cell 117 are connected with MCU111 respectively The working power part 118 provides working power for the MCU111, the key adjustment input module 112, the sound and light alarm output module 113, the power carrier communication module 114, the wireless communication module 115, the display unit 116, and the load cell 117; the MCU 111 It is the core of the host part 11, responsible for functions such as the functional algorithm and control execution of the monitor 1. From the perspective of cost performance, what this embodiment selects is a high-performance SOC chip for integrated power line carrier communication; the key adjustment input module 112 is composed of Composed of 4 buttons, which are respectively function/confirmation button, + button, - button and exit button, the setting of the working parameters of the monitor 1 can be realized through the input of the buttons; the sound and light alarm output module 113 includes a bright light emitting LED and buzzer can send acousto-optic alarm information under the situation of exceeding the limit; The power carrier communication module 114 includes a power carrier coupling circuit and a power line interface, cooperates with the MCU111 to realize the power carrier communication; the wireless communication module 115 includes Wireless communication circuit module, in this example, described wireless communication circuit module adopts Zigbee communication module; Described display unit 116 is a liquid crystal display, can display status information such as infusion parameters in real time; Described weighing sensor 117 comprises weighing hook and The weighing sensing information amplifying circuit can realize the real-time measurement of the infusion volume. In this example, the weighing sensing information amplifying circuit adopts a dedicated 24-bit analog-to-digital A/D conversion chip HX710B; the working power part 118 includes AC /DC power conversion circuit and an emergency battery pack, the AC/DC power conversion circuit can convert alternating current to DC5V monitor working voltage; the emergency battery pack is the power supply for the backup monitor used in emergency situations. the

As shown in accompanying drawing 3, it is the working flow diagram of the intelligent infusion monitoring instrument according to the present invention. After the intelligent infusion monitoring instrument is powered on (starting up) and completes the system and weighing initialization, it can perform the upper and lower limits of the infusion speed, the remaining alarm volume of the infusion and the The setting of the automatic cut-off value, after the setting is completed, the monitor starts to work according to the set information, and can produce communication data packets during the working process, and send real-time infusion to the remote PC monitoring system 2 through power carrier and wireless communication Status information, and can receive command data information from the remote PC monitoring system 2; data information sent by power carrier and wireless, adopts a communication protocol with the sum of 0XFF to ensure the safety and reliability of communication data. the

The intelligent transfusion monitoring instrument of the present invention adopts the power carrier and wireless double redundant communication monitoring mode, ensures safe work with high reliability, and has an automatic control function, which greatly improves the control effect. the

The above are only specific application examples of the present invention, and do not constitute any limitation to the protection scope of the present invention. All technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention. the

Claims (6)

1. an Intelligent infusion monitoring instrument, is characterized in that: comprise monitor controller, long-range PC monitoring system; Described monitor controller, comprises host machine part and the electromagnetic clamp valve liquid device that breaks, and described host machine part can realize monitoring, the setting of infusion parameter, the realization of the power carrier of monitor controller and radio communication to infusion process; Described host machine part is installed between drip stand hook and transfusion bottle/bag; The disconnected liquid device of described electromagnetic clamp valve is fixed on the lower middle portion of drip stand, tube for transfusion is placed in to the control valve of the disconnected liquid device of electromagnetic clamp valve, can to transfusion, automatically shut down according to the control signal of host machine part.

2. Intelligent infusion monitoring instrument according to claim 1, it is characterized in that: described host machine part, comprises MCU, button adjustment input module, sound and light alarm output module, power line carrier, PLC module, wireless communication module, display unit, LOAD CELLS and working power part; Described button adjustment input module, sound and light alarm output module, power line carrier, PLC module, wireless communication module, display unit, LOAD CELLS are connected with MCU respectively; Described working power is partly for MCU, button adjustment input module, sound and light alarm output module, power line carrier, PLC module, wireless communication module, display unit, LOAD CELLS provide work energy; Described MCU is the core of host machine part, is responsible for the function algorithm of monitor controller and controls and carry out; Described button is adjusted input module and is comprised of 4 buttons, is respectively function/acknowledgement key ,+key ,-key and ESC Escape and forms, and the input by button can realize the setting to monitor controller 1 running parameter; Described sound and light alarm output module, comprises high-brightness luminous LED and buzzer, can send sound and light alarm information; Described power line carrier, PLC module, comprises power carrier coupling circuit and power line interface, coordinates MCU to realize power line carrier, PLC; Described wireless communication module comprises radio communication circuit module, and described display unit is liquid crystal display, can show in real time the status informations such as infusion parameter; Described LOAD CELLS, comprises weigh hook and weighing and sensing information amplifying circuit, can realize the real time measure to amount of infusion; Described working power part, comprises AC/DC power converting circuit, and described AC/DC power converting circuit can be realized the running voltage that alternating current is transformed to DC5V.

3. Intelligent infusion monitoring instrument according to claim 2, is characterized in that: described MCU selects the SOC chip of high performance integrated power line carrier communication.

4. Intelligent infusion monitoring instrument according to claim 2, is characterized in that: described radio communication circuit module adopts Zigbee communication module.

5. Intelligent infusion monitoring instrument according to claim 1, is characterized in that: described weighing and sensing information amplifying circuit adopts special-purpose 24 modulus A/D conversion chip HX710B.

6. Intelligent infusion monitoring instrument according to claim 2, is characterized in that: described working power part, also comprises emergency cell group; Described emergency cell group is the stand-by power supply power supply that case of emergency is used.

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