CN202061155U

CN202061155U - Venous transfusion monitoring terminal for hospital

Info

Publication number: CN202061155U
Application number: CN 201120075131
Authority: CN
Inventors: 刘智勇; 阮太元
Original assignee: Jiangmen Polytechnic
Current assignee: Jiangmen Polytechnic
Priority date: 2011-03-21
Filing date: 2011-03-21
Publication date: 2011-12-07
Anticipated expiration: 2021-03-21

Abstract

The utility model discloses a venous transfusion monitoring terminal for hospital, which comprises the following components: a microprocessor control system module, a strain type aluminum beam sensor, a wireless sensor network module, an alarm module, a human-man interface module, and a battery and power supply management module. A transfusion bag or transfusion bottle for injection is suspended on the strain type aluminum beam sensor. The strain type aluminum beam sensor transmits detected weight variation data of the transfusion bag or transfusion bottle into the microprocessor control system module for analysis. The venous transfusion monitoring terminal for hospital adopts the weight of soup as a detection index, and detects the mass of the soup through a strain sensor technique in real time for monitoring the transfusion speed and amount of residual soup and transfusion abnormity, thereby settling the effect of environment factors for detection. The venous transfusion monitoring terminal for hospital has the following advantages: simple structure, high practicability, high convenience in operation, reliable safety, low cost, total wireless network, easy popularization, etc.

Description

A kind of hospital venous transfusion monitoring terminal

Technical field

This utility model relates to a kind of medical monitoring terminal, especially a kind of monitoring terminal that is used for hospital's venous transfusion monitoring.

Background technology

Venous transfusion is a kind of clinically general and important treatment means.Employed intravenous transfusion device all is above could the transfusion of body levels line that will hang over patient in the present all kinds of hospital, the transfusion speed of this traditional transfusion facility is difficult to control accurately, and this is very inconvenient to the patient who provides special care to patient and transfusion speed is had higher requirements.Simultaneously in the process of transfusion, if run into drip unusual, the stifled pin of speed, medicinal liquid drips off situations such as not pulling out pin and does not in time handle, and not only can influence the expection therapeutic effect, even entail dangers to patient's life.So in the infusion treatment process, Most patients needs the people and accompanies and attends to, medical personnel need constantly to make an inspection tour the ward, and real time monitoring patient's infusion process is so that in time handle various abnormal conditions.Medical personnel's workload is very big, and is difficult to take into account each patient in real time, and this situation is outstanding especially at some large hospitals or a fairly large number of community hospital of patient.If, will be subjected to medical worker and patient's welcome deeply so transfusion intellectual monitoring terminal is arranged.

But infusion test device in the market is because ubiquity etc. is former thereby be extensive use of.Drop alarm device of the prior art, the complex structure that has, heaviness, big, the use trouble of volume, what have can not adapt to different size, size, transfusion bottle material, the dependence spring that has and service life are short, what have can't detect the drop excessive velocities, crosses situations such as slow or obstruction, and installing and using of having is difficult, networking is inconvenient, cost an arm and a leg.And similarly the infusion monitoring device mostly adopts infrared technique, detects the influence that is subjected to light in the surrounding, temperature and humidity easily.Monitoring to the clinical transfusion process mainly still is based on manual detection at present.When occurring dripping unusual, the stifled pin of speed, all need to notify medical personnel in time to handle when medicinal liquid drips off situations such as not pulling out pin.This mode wastes time and energy, and medical personnel's labor intensity is very big.When infusing night, after patient and nurse personnel are sleeping, malpractice takes place easily particularly.Medical personnel, patient and family members thereof wish to have and a kind ofly can realize transfusion speed and residue amount of liquid medicine monitor in real time, the infuse intelligent venous transfusion monitoring terminal of unusual automatic warning, the unlimited upload function of monitoring information.

The utility model content

The purpose of this utility model is primarily aimed at the various hidden danger that personal monitoring's infusion process exists, and existing fuction monitoring device for infusion adopts infrared technique, detect and be subjected to light in the environment easily, temperature, the different colours of humidity and some drop of liquid, variable concentrations, the influence of different transparencys, at the out of use defective of concrete geographic hospital, having proposed a kind of utilization gravity sensor technology and wireless communication technology monitors in real time to transfusion speed and residue amount of liquid medicine, the unusual automatic warning of infusing, the detection information wireless is uploaded, and realizes full-automatic, wireless, monitor the intellectual monitoring terminal of venous transfusion overall process in real time.

The technical solution adopted in the utility model can be described as:

A kind of hospital venous transfusion monitoring terminal, comprise the microprocessor control system module, and the strain-type aluminum beam sensor that is used to detect the medicinal liquid weight change that is connected with described microprocessor control system module, be used for radio sensing network module, the alarm module of extraneous swap data, be used for the Input Monitor Connector parameter and show human-computer interface module and the battery and the power management module of amount of infusion data, the transfusion bag of injection or infusion bottle are suspended on the described strain-type aluminum beam sensor.

A kind of improvement as above technical scheme, described strain-type aluminum beam sensor comprise be suspended on the drip stand on the lower draw-bar linking up with and be used to hang transfusion bag or infusion bottle, described upward hook and lower draw-bar are fixed on the top and the bottom of aluminum alloy beams respectively by the CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm, described aluminum alloy beams center fixed has the full-bridge resistance strain plate that is connected with described microprocessor control system module.

As a kind of improvement of above technical scheme, described strain-type aluminum beam sensor also comprises being connected with described aluminum alloy beams and can not exceed the limiting and protecting device of preset range with the deformation of guaranteeing aluminum alloy beams.

As a kind of improvement of above technical scheme, described microprocessor control system module comprises signal input unit, signal processing and converting unit, master microprocessor unit and the memory element that is connected with described full-bridge resistance strain plate.

This utility model contains a strain-type aluminum beam sensor, hook and lower draw-bar are under the gravity stretching action at infusion bottle on it, make described aluminum alloy beams generation deformation by the CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm, thereby make the full-bridge resistance strain plate that is fixed on the aluminum alloy beams produce corresponding strain, and then produce the corresponding signal of telecommunication.The microprocessor control system module is carried out analyzing and processing according to described signal, and the data after will handling are sent in real time by the radio sensing network module, on human-computer interface module, show simultaneously described data, and transfusion bag or infusion bottle weigh less than predetermined threshold value the time control alarm module send alarm signal.

The beneficial effects of the utility model are:

1. propose to utilize the weight change of measuring medicinal liquid to come the monitoring transfusion overall process, this monitoring terminal is not subjected to the light of environment, the influence of temperature and humidity, the also not influence of the color of receptor site drop of liquid, concentration, transparency can be convenient to any place that needs and the use of any some drop of liquid;

2. direct and common fluid delivery apparatus is used, and is adapted to the transfusion device of different size, size, transfusion bottle material (or Pig material), need not other auxiliary equipment support;

3. working method is various.Can form wireless detecting system with PC, apply to large hospital etc.; Can also be designed to the Portable device and work alone, be applied to Branch Clinic etc.;

4. have simple and practical, easy to operate, reliable, with low cost, multifunctional intelligent, wireless penetration, capacity of resisting disturbance strong, be beneficial to and advantage such as popularize.

Description of drawings

Fig. 1 is a structured flowchart of the present utility model;

Fig. 2 is the structural representation of the strain-type aluminum beam sensor in this utility model;

Fig. 3 is the circuit diagram of an embodiment of the present utility model.

The specific embodiment

Shown in the structured flowchart among Fig. 1, a kind of hospital venous transfusion monitoring terminal that this utility model proposed comprises microprocessor control system module 1, strain-type aluminum beam sensor 2, radio sensing network module 3, alarm module 4, human-computer interface module 5 and battery and power management module 6, is electrically connected between each module.Wherein battery and power management module 6 provide normal working power and relevant APM function for monitoring terminal, consider portability here, adopt battery powered.The microprocessor control system module 1 of low-power consumption provides working control signal to each operational module, and strain-type aluminum beam sensor 2 is transferred to microprocessor control system module 1 with the weight change signal that it collected, the result that microprocessor control system module 1 changes according to signal again controls alarm module 4 and reports to the police (weighing less than predetermined threshold value such as medicinal liquid), simultaneously by radio sensing network module 3 uploading detection information.Human-computer interface module 5 is demarcated detected parameters by button, and shows the data message of current detection on LCDs.

Structural representation with reference to strain-type aluminum beam sensor among Fig. 2, provide the full-bridge resistance strain plate 25 of signal to stick on the middle of aluminum alloy beams 24 by special process to microprocessor control system module 1, the top of aluminum alloy beams 24 and bottom are connected with a rustless steel Luo silk transverse arm 23 respectively, one end of last hook 21 is fixed on the rustless steel Luo silk transverse arm 23 of 24 ends of aluminum alloy beams, and its other end is hook type and is used for hanging on the drip stand; Lower draw-bar 22 1 ends are fixed on the rustless steel Luo silk transverse arm 23 of aluminum alloy beams 24 bottoms, and its other end is hook type and is used for hanging transfusion bag or infusion bottle.Last hook 21 and lower draw-bar 22 in when transfusion because stretching action, make aluminum alloy beams 24 that deformation take place by rustless steel Luo silk transverse arm 23, thereby make the full-bridge resistance strain plate 25 that sticks on the aluminum alloy beams 24 that deformation take place simultaneously, by adding a voltage for full-bridge resistance strain plate 25, full-bridge resistance strain plate 25 produces corresponding strain signal, and the variation of this strain signal reflects the real-time change value of medicinal liquid weight.

Also be provided with limiting and protecting device 26 made of iron on the aluminum alloy beams 24, its effect is a protection aluminum alloy beams 24, makes the deformation of aluminum alloy beams 24 can not exceed preset range, and is being subjected to that external force is drawn resolutely or also can recovering automatically when clashing into.

In an embodiment of the present utility model, described microprocessor control system module 1 comprises signal input module 11, signal processing and converting unit 12, master microprocessor unit 13 and memory element 14.

Fig. 3 is the circuit diagram of an embodiment of the present utility model, and it has comprised signal input module 11, signal processing and converting unit 12, master microprocessor unit 13, memory cell 14, radio sensing network module 3, human-computer interface module 5 and battery and power management module 6.

With reference to Fig. 3, it is the microprocessor unit (MSP1) of MSP430F149 that master microprocessor unit 13 adopts model, its port P1.2, P1.3, P1.4, P1.5, P1.7 receives signal processing and converting unit 12(U2 respectively) pin one 5, pin one 4, pin one 3, pin one 2, on the pin one 1, master microprocessor unit 13(MSP1) by these port settings or read signal processing and converting unit 12(U2) inside related data depositor, and four output signal lines 1 of strain-type

aluminum beam sensor

2,2,3,4 receive signal input module 11(interface P4 respectively) pin one, pin two, pin 3, in the pin 4, the pin two of interface P4 is linked into the pin 8 of U2 through resistance R 25, the pin 3 process resistance R 26 of interface P4 are linked into the pin 7 of U2, form the difference input.The pin one of interface P4 is the power input of strain-type aluminum beam sensor 2, receives the pin one of U4, pin 4 ground connection of interface P4.Master microprocessor unit 13(MSP1) when work is from signal processing and converting unit 12(U2) read the data of strain-type aluminum beam sensor 2 in real time.

Master microprocessor unit 13(MSP1) pin 34 is connected with the pin two 3 of the Zigbee module (U1) of radio sensing network module 3, master microprocessor unit 13(MSP1) pin 35 is connected with the pin two 5 of Zigbee module (U1), master microprocessor unit 13(MSP1) carry out exchanges data by Zigbee module (U1) and control centre.Microprocessor unit 13(MSP1) when work will be from signal processing and converting unit 12(U2) strain-type aluminum beam sensor 2 data that read in real time are issued to control centre or nurse station by Zigbee module (U1).

Memory cell 14(AT1) is used for preserving the calibrating parameters that is provided with of hospital's venous transfusion monitoring terminal, the pin one of AT1, pin two, pin 3, pin 4 ground connection, the pin 5 of AT1 connects the pin 5 that draws the pin 41 of receiving MSP1 after the resistance R 1, AT1 and connects and draw the pin 42 of receiving MSP1 after the resistance R 2, form the hardware interface of iic bus, master microprocessor unit 13(MSP1) during work from memory cell 14(AT1) read data.

Human-computer interface module 5 is by showing LCM(U5) low-power consumption display terminal, HT1621(U6) a LCM segment decoder and button S1, S2, S3, S4 form, the pin one of U5,2,3,4 is connected respectively to the pin two 1,22,23,24 of U6, constitute row and retouch data wire, the pin 5-20 of U5 is connected respectively to the pin one-8 of U6 and the pin 41-48 of U6, constitutes row and retouches data wire.The pin 9 of U5 is connected to the pin two 5 of MSP1 as LCD_CS, the pin one 1 of U5 is connected to the pin two 1 of MSP1 as LCD_WR, the pin one 2 of U5 is connected to the pin two 7 of MSP1 as LCD_DAT, and microprocessor unit (MSP1) when work will be from signal processing and converting unit 12(U2) strain-type aluminum beam sensor 2 data that read in real time pass through HT1621(U6) a LCM segment decoder is shown to and shows LCM(U5) on the low-power consumption display terminal.The end ground connection of button S1, S2, S3, S4, the other end of button S1, S2, S3, S4 are received the

36,37,38,39 of master microprocessor unit (MSP1) respectively.Receive the button solicited message of button S1, S2, S3, S4 during microprocessor unit (MSP1) work, be used to be provided with calibrating parameters and running parameter.

Master microprocessor unit 13(MSP1) also detects the battery and the battery capacity of power management module 6, the variation of voltage in real time, and handle and converting unit 12(U2 according to change regulating high-precision signal) amplification, offset that full-bridge resistance strain plate 25 is unitary to be changed the resultant influence of medicinal liquid weight detecting for bridge voltages.

Claims

1. hospital's venous transfusion monitoring terminal, comprise microprocessor control system module (1), it is characterized in that: it also comprises the strain-type aluminum beam sensor (2) that is used to detect the medicinal liquid weight change that is connected with described microprocessor control system module (1) respectively, be used for radio sensing network module (3) with extraneous swap data, alarm module (4), be used for the Input Monitor Connector parameter and show human-computer interface module (5) and the battery and the power management module (6) of amount of infusion data, the transfusion bag of injection or infusion bottle are suspended on the described strain-type aluminum beam sensor (2).

2. a kind of hospital according to claim 1 venous transfusion monitoring terminal, it is characterized in that: described strain-type aluminum beam sensor (2) comprises the lower draw-bar (22) of going up hook (21) and being used to hang transfusion bag or infusion bottle that is suspended on the drip stand, described upward hook (21) and lower draw-bar (22) are fixed on the top and the bottom of aluminum alloy beams (24) respectively by CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm (23), described aluminum alloy beams (24) center fixed has the full-bridge resistance strain plate (25) that is connected with described microprocessor control system module (1).

3. a kind of hospital according to claim 2 venous transfusion monitoring terminal is characterized in that: described strain-type aluminum beam sensor (2) also comprises being connected with described aluminum alloy beams (24) and can not exceed the limiting and protecting device (26) of preset range with the deformation of guaranteeing aluminum alloy beams (24).

4. a kind of hospital according to claim 1 venous transfusion monitoring terminal is characterized in that: described microprocessor control system module (1) comprises signal input unit (11), signal processing and converting unit (12), master microprocessor unit (13) and the memory element (14) that is connected with described full-bridge resistance strain plate (25).