CN102114280B - Hospital venous transfusion monitoring terminal - Google Patents
Hospital venous transfusion monitoring terminal Download PDFInfo
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- CN102114280B CN102114280B CN 201110067744 CN201110067744A CN102114280B CN 102114280 B CN102114280 B CN 102114280B CN 201110067744 CN201110067744 CN 201110067744 CN 201110067744 A CN201110067744 A CN 201110067744A CN 102114280 B CN102114280 B CN 102114280B
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Abstract
The invention disclose a hospital venous transfusion monitoring terminal which comprises a microprocessor control system module, a strain type aluminum beam sensor, a wireless sensing network module, an alarm module, a human-computer interface module and a battery and power supply management module, wherein a transfusion bag or a transfusion bottle for injection is hung on the strain type aluminum beam sensor, and the strain type aluminum beam sensor is used for sending detected weight change data of the transfusion bag or the transfusion bottle into the microprocessor control system module for analyzing and processing. Weight of liquid medicine is adopted as a detection index, and the transfusion speed, the residual amount of the liquid medicine and the abnormal status of the transfusion are monitored by detecting the weight of the liquid medicine in a real-time manner through the technology of the strain sensor, thereby solving the impacts of environmental factors on the detection, and having the advantages of being simple and practical, being convenient to operate, being safe and reliable, being low in cost, realizing complete wireless networking, being conductive to popularization and the like.
Description
Technical field
The present invention 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 situation 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 receive 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 widely used.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, and 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 receives light in the surrounding, temperature and humidity easily.Monitoring to the clinical transfusion process is main with manual detection still mainly at present.When occurring dripping unusual, the stifled pin of speed, all need notify medical personnel in time to handle when medicinal liquid drips off situation 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 all hope to have a kind of can realize transfusion speed and residue amount of liquid medicine monitor in real time, infuse report to the police automatically unusually, the intelligent venous transfusion monitoring terminal of the unlimited upload function of monitoring information.
Summary of the invention
The object of the invention 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 the influence of the different colours receive light in the environment, temperature, humidity and some drop of liquid easily, variable concentrations, different transparencys; To the out of use defective of concrete geographic hospital; Proposed a kind of utilization gravity sensor technology and with wireless communication technology transfusion speed and residue amount of liquid medicine have been monitored in real time, transfusion is unusual reports to the police automatically, the detection information wireless is uploaded, realize full-automatic, wireless, monitor the intellectual monitoring terminal of venous transfusion overall process in real time.
The technical scheme that the present invention adopts 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, radio sensing network module, alarm module, human-computer interface module and battery and the power management module that are connected with said microprocessor control system module respectively; The transfusion bag of injection or infusion bottle are suspended on the said strain-type aluminum beam sensor; Said strain-type aluminum beam sensor is sent the weight change data of detected transfusion bag or infusion bottle into analyzing and processing in the microprocessor control system module; Data after said microprocessor control system module will be handled are sent through the radio sensing network module in real time, on human-computer interface module, show simultaneously said data, and transfusion bag or infusion bottle weigh less than predetermined threshold value the time control alarm module send alarm signal.
A kind of improvement as above technical scheme; Wherein said 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; Said upward hook and lower draw-bar are fixed on the top and the bottom of aluminum alloy beams respectively through the CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm; Said aluminum alloy beams center fixed has the full-bridge resistance strain plate that is connected with said microprocessor control system module; Said hook and lower draw-bar the gravity stretching action when transfusion of going up owing to transfusion bag or infusion bottle; Make said aluminum alloy beams generation deformation through said 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 in the microprocessor control system module, produce corresponding signal.
As a kind of improvement of above technical scheme, said strain-type aluminum beam sensor also comprises the limiting and protecting device that is connected with said aluminum alloy beams, guarantees that the deformation of aluminum alloy beams can not exceed preset range.
A kind of improvement as above technical scheme; Said microprocessor control system module comprises signal input unit, signal processing and converting unit, master microprocessor unit and memory element; Wherein the master microprocessor unit is through radio sensing network module and extraneous swap data, and reads the signal that strain-type aluminum beam sensor is gathered through signal input unit and signal processing and converting unit.
A kind of improvement as above technical scheme; Said master microprocessor unit detects the variation of battery capacity, voltage in battery and the power management module in real time; And according to this amplification that changes conditioning signal processing and converting unit, the supply voltage of offsetting the full-bridge resistance strain plate changes the influence that the amount of infusion testing result is produced.
The invention has the beneficial effects as follows:
1. propose to utilize the weight change of measuring medicinal liquid to come the monitoring transfusion overall process; This monitoring terminal does not receive 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. directly be used, be adapted to the transfusion device of different size, size, transfusion bottle material (or Pig material), need not other auxiliary equipment support with common fluid delivery apparatus;
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 invention;
Fig. 2 is the structural representation of the strain-type aluminum beam sensor among the present invention;
Fig. 3 is the circuit diagram of one embodiment of the present of invention.
The specific embodiment
Shown in the structured flowchart among Fig. 1; A kind of hospital venous transfusion monitoring terminal proposed by the invention 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 through radio sensing network module 3 uploading detection information.Human-computer interface module 5 is demarcated detected parameters through button, and on LCDs, shows the data message of current detection.
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 through 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 when transfusion because stretching action; Make aluminum alloy beams 24 that deformation take place through 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; Through 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 receiving that external force is drawn resolutely or also can recover automatically when clashing into.
In one embodiment of the invention, said 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 one embodiment of the present of invention, 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 receive respectively on the pin one 5, pin one 4, pin one 3, pin one 2, pin one 1 of signal processing and converting unit 12 (U2); Master microprocessor unit 13 (MSP1) is through these port settings or read signal processing and the inside related data depositor of converting unit 12 (U2); And four output signal lines 1,2,3,4 of strain-type aluminum beam sensor 2 are received respectively in the pin one, pin two, pin 3, pin 4 of signal input module 11 (interface P4); The pin two process resistance R 25 of interface P4 is linked into the pin 8 of U2, and 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.In master microprocessor unit 13 (MSP1) when work, read the data of strain-type aluminum beam sensor 2 in real time from signal processing and converting unit 12 (U2).
The pin 34 of master microprocessor unit 13 (MSP1) is connected with the pin two 3 of the Zigbee module (U1) of radio sensing network module 3; The pin 35 of master microprocessor unit 13 (MSP1) is connected with the pin two 5 of Zigbee module (U1), and master microprocessor unit 13 (MSP1) carries out exchanges data through Zigbee module (U1) and control centre.In microprocessor unit 13 (MSP1) when work, will be issued to control centre or nurse station through Zigbee module (U1) from strain-type aluminum beam sensor 2 data that signal processing and converting unit 12 (U2) read in real time.
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, read data from memory cell 14 (AT1) during master microprocessor unit 13 (MSP1) work.
Human-computer interface module 5 is by showing that LCM (U5) low-power consumption display terminal, LCM segment decoder of HT1621 (U6) 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 shown on demonstration LCM (U5) the low-power consumption display terminal through LCM segment decoder of HT1621 (U6) from strain-type aluminum beam sensor 2 data that signal processing and converting unit 12 (U2) read in real time.The end ground connection of button S1, S2, S3, S4, the other end of button S1, S2, S3, S4 are received the pin 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, offset full-bridge resistance strain plate 25 unitary confession bridge voltages and change the resultant influence of medicinal liquid weight detecting according to changing the amplification of regulating high-precision signal processing and converting unit 12 (U2).
Claims (2)
1. hospital's venous transfusion monitoring terminal; Comprise microprocessor control system module (1); It is characterized in that: it also comprises strain-type aluminum beam sensor (2), radio sensing network module (3), alarm module (4), human-computer interface module (5) and battery and the power management module (6) that is connected with said microprocessor control system module (1) respectively; The transfusion bag of injection or infusion bottle are suspended on the said strain-type aluminum beam sensor (2); Wherein said strain-type aluminum beam sensor (2) is sent the weight change data of detected transfusion bag or infusion bottle into analyzing and processing in the microprocessor control system module (1); Data after said microprocessor control system module (1) will be handled are sent through radio sensing network module (3) in real time; Simultaneously go up the data after showing said processing in human-computer interface module (5), and transfusion bag or infusion bottle weigh less than predetermined threshold value the time control alarm module (4) send alarm signal; Wherein said 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; Said upward hook (21) and lower draw-bar (22) are fixed on the top and the bottom of aluminum alloy beams (24) respectively through CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm (23); Said aluminum alloy beams (24) center fixed has the full-bridge resistance strain plate (25) that is connected with said microprocessor control system module (1); Said (21) and lower draw-bar (22) the gravity stretching action when transfusion of upward linking up with owing to infusion bottle; Make said aluminum alloy beams (1) that deformation take place through said CARBURIZING FURNACE FOR STAINLESS FASTENER transverse arm (23); Thereby make the full-bridge resistance strain plate (25) that is fixed on the aluminum alloy beams (24) produce corresponding strain, and then in microprocessor control system module (1), produce corresponding signal; Said strain-type aluminum beam sensor (2) also comprises the limiting and protecting device (26) that is connected with said aluminum alloy beams (24), guarantees that the deformation of aluminum alloy beams (24) can not exceed preset range; Said microprocessor control system module (1) comprises signal input unit (11), signal processing and converting unit (12), master microprocessor unit (13) and memory element (14); Master microprocessor unit (13) Zigbee module and extraneous swap data through radio sensing network module (3) wherein, and read the signal that strain-type aluminum beam sensor (2) is gathered through signal input unit (11) and signal processing and converting unit (12).
2. a kind of hospital according to claim 1 venous transfusion monitoring terminal; It is characterized in that: said master microprocessor unit (13) detects the variation of battery capacity, voltage in battery and the power management module (6) in real time; And according to this amplification that changes conditioning signal processing and converting unit (12), the supply voltage of offsetting full-bridge resistance strain plate (25) changes the influence that the amount of infusion testing result is produced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110067744 CN102114280B (en) | 2011-03-21 | 2011-03-21 | Hospital venous transfusion monitoring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110067744 CN102114280B (en) | 2011-03-21 | 2011-03-21 | Hospital venous transfusion monitoring terminal |
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| Publication Number | Publication Date |
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| CN102114280A CN102114280A (en) | 2011-07-06 |
| CN102114280B true CN102114280B (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110067744 Expired - Fee Related CN102114280B (en) | 2011-03-21 | 2011-03-21 | Hospital venous transfusion monitoring terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI605845B (en) * | 2016-12-21 | 2017-11-21 | 財團法人工業技術研究院 | Drug monitoring device for intravenous infusion and method thereof |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430170A (en) * | 2011-10-12 | 2012-05-02 | 中国计量学院 | Weight measuring intelligent transfusion monitoring system |
| CN103111000B (en) * | 2013-03-05 | 2014-05-28 | 西安电子科技大学 | Infusion alarming device based on cantilever beam force sensor and method thereof |
| CN104721907A (en) * | 2015-03-25 | 2015-06-24 | 魏振花 | Safe electronic intravenous infusion device |
| CN108014395B (en) * | 2017-11-30 | 2020-04-03 | 上海理工大学 | Intravenous infusion dripping speed acousto-optic monitoring device |
| CN109224196A (en) * | 2018-10-18 | 2019-01-18 | 大连大学 | A kind of method of monitoring transfusion surplus |
| CN110047233A (en) * | 2019-04-08 | 2019-07-23 | 张义青 | Alarm method, device and the key chain of key chain |
| CN109999267A (en) * | 2019-05-08 | 2019-07-12 | 京东方科技集团股份有限公司 | A kind of infusion device and application method |
| CN111228608A (en) * | 2020-01-09 | 2020-06-05 | 吉林省挺好滴信息技术有限责任公司 | Infrared reflection type liquid dripping speed detector |
| CN112494754A (en) * | 2020-10-26 | 2021-03-16 | 昆明理工大学 | Multi-state infusion monitoring method and system based on strain measurement |
| CN113082376A (en) * | 2021-04-13 | 2021-07-09 | 昭通学院 | Portable transfusion alarm rate monitor |
| CN113855562A (en) * | 2021-09-16 | 2021-12-31 | 武汉大学 | Medicine suction device and method |
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|---|---|---|---|---|
| CN2032068U (en) * | 1987-12-03 | 1989-02-08 | 周世慧 | Safe transfusion controller |
| CN2083932U (en) * | 1991-01-11 | 1991-09-04 | 刘铭克 | Infusion alarm |
| CN2309147Y (en) * | 1997-10-21 | 1999-03-03 | 宇权兴业股份有限公司 | Drip metering warning device |
-
2011
- 2011-03-21 CN CN 201110067744 patent/CN102114280B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2032068U (en) * | 1987-12-03 | 1989-02-08 | 周世慧 | Safe transfusion controller |
| CN2083932U (en) * | 1991-01-11 | 1991-09-04 | 刘铭克 | Infusion alarm |
| CN2309147Y (en) * | 1997-10-21 | 1999-03-03 | 宇权兴业股份有限公司 | Drip metering warning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI605845B (en) * | 2016-12-21 | 2017-11-21 | 財團法人工業技術研究院 | Drug monitoring device for intravenous infusion and method thereof |
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| CN102114280A (en) | 2011-07-06 |
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