CN107583139A - A kind of portable mobile wireless medical intravenous drip monitoring system - Google Patents
A kind of portable mobile wireless medical intravenous drip monitoring system Download PDFInfo
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- CN107583139A CN107583139A CN201710902345.XA CN201710902345A CN107583139A CN 107583139 A CN107583139 A CN 107583139A CN 201710902345 A CN201710902345 A CN 201710902345A CN 107583139 A CN107583139 A CN 107583139A
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- intravenous drip
- monitoring system
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Abstract
The invention provides a kind of portable mobile wireless medical intravenous drip monitoring system, including the portable monitor carried with of medical worker and the terminal monitoring controller positioned at each ward；The portable monitor includes LED alarm modules, touch key-press module, LCD display module, main processing block and the first wireless communication module, the terminal monitoring controller include patient calling module, liquid level monitoring module, dropping speed detection module, dropping speed control module, audible alarm module, from processing module and the second wireless communication module.Medical personnel of the present invention can carry with portable monitor to each ward drop remote monitoring, drop state is understood in time, terminal monitoring controller completes the functions such as patient calling, drip liquid level monitoring, the detection of dropping speed and control and audible alarm, ward drop is monitored in real time, alarm is sent as drop is less than setting warning value, improves the security of medical intravenous drip equipment.
Description
Technical field
The present invention relates to technical field of medical equipment, more particularly to a kind of portable mobile wireless medical intravenous drip monitoring system.
Background technology
At present, hospital's venous transfusion is mainly manual control, the venous transfusion monitored by people, can not correctly reconcile decoction stream
Speed, excessive velocities cause vascular stimulation due to have potassium element in drop into branch, and pain can be shown as by generally stimulating.But generally
Transfusion speed will see patient's own bodies situation, but infuse or can have stimulation to blood vessel, heart and kidney.
Further, since medical personnel be not usually it is one-to-one, it is necessary to multiple patients carry out infusion management, it is impossible at any time
, it is necessary to which the family members of patient notify medical personnel to be adjusted, especially when being guarded before each patient's sick bed, it is necessary to adjust transfusion speed
It is decoction be totally lost need change when, it is very inconvenient.Once medical personnel go to seek room or handle other things, family
Category then wants medical personnel corresponding to each ward searching.
The content of the invention
(1) technical problem solved
In order to solve the above problems, the invention provides a kind of portable mobile wireless medical intravenous drip monitoring system, medical personnel
Portable monitor can be carried with to each ward drop remote monitoring, understand drop state in time, terminal monitoring controller is to disease
Room drop monitors in real time, sends alarm as drop is less than setting warning value, improves the security of medical intravenous drip equipment,
The operation of medical worker is set to become more to facilitate.
(2) technical scheme
A kind of portable mobile wireless medical intravenous drip monitoring system, including the portable monitor carried with of medical worker and position
Terminal monitoring controller in each ward；The portable monitor includes LED alarm modules, touch key-press module, LCD and shows mould
Block, main processing block and the first wireless communication module, the touch key-press module are led to the main processing block by EIC interfaces
Letter, the LCD display module pass through EBI interface communications, the main processing block and first nothing with the main processing block
Line communication module passes through SPI interface interactive communication；The terminal monitoring controller includes patient calling module, liquid level monitoring mould
Block, dropping speed detection module, dropping speed control module, audible alarm module, from processing module and the second radio communication mold
Block, it is described to pass through SPI interface interactive communication from processing module and second wireless communication module；The portable monitor and
The terminal monitoring controller establishes communication connection by first wireless communication module and second wireless communication module.
Further, the touch key-press module includes touch key-press chip, first antenna, the first~the ten resistance and the
One~the 7th electric capacity, wherein the touch key-press chip is 32pin capacitance type touch key chips QT1801.
Further, the LCD display module is ET024006DHU Liquid Crystal Modules.
Further, the AVR single chip chip of the main processing block is AT32UC3A0512 model chips.
Further, first wireless communication module and second wireless communication module have identical circuit knot
Structure, including rf chip, the second antenna, quartz crystal oscillator, the first~the 3rd inductance, the 8th~the 17th electric capacity, the 11st
Resistance and the 12nd resistance, wherein the rf chip is the mono- transceiving chip nRF24L01 of 20pin GFSK.
Further, the liquid level monitoring module uses reflection infrared sensor ST198.
Further, the dropping speed detection module include photoelectric sensor, Schmidt trigger, the second rheostat,
20th electric capacity, the 17th resistance and the 18th resistance, wherein the photoelectric sensor is monochromatic light speed direct-projection type photoelectric sensor
ST1150, the Schmidt trigger are CD40106.
Further, the dropping speed control module includes step motor control chip, stepper motor driver chip, step
Stepper motor, the first rheostat, the 13rd~the 16th resistance, the 18th electric capacity and the 19th electric capacity, wherein the stepper motor
Control chip is 20pin L297 model chips, and the stepper motor driver chip is 15pin L298 model chips.
Further, the AVR single chip chip from processing module is ATmega128 model chips.
(3) beneficial effect
The invention provides a kind of portable mobile wireless medical intravenous drip monitoring system, medical personnel can carry with portable prison
Instrument is controlled to each ward drop remote monitoring, understands drop state in time, terminal monitoring controller completes patient calling, drip liquid level prison
Survey, the function such as the detection of dropping speed and control and audible alarm, ward drop is monitored in real time, as drop is warned less than setting
Ring value sends alarm, improves the security of medical intravenous drip equipment, makes the operation of medical worker become more to facilitate, carry
High operating efficiency, its is simple in construction, and stable performance, system power dissipation is low, compact.
Brief description of the drawings
Fig. 1 is a kind of system architecture diagram of portable mobile wireless medical intravenous drip monitoring system involved in the present invention.
Fig. 2 is that a kind of touch key-press modular circuit of portable mobile wireless medical intravenous drip monitoring system involved in the present invention is former
Reason figure.
Fig. 3 is that a kind of wireless communication module circuit of portable mobile wireless medical intravenous drip monitoring system involved in the present invention is former
Reason figure.
Fig. 4 is a kind of dropping speed detection module electricity of portable mobile wireless medical intravenous drip monitoring system involved in the present invention
Road schematic diagram.
Fig. 5 is a kind of dropping speed control module electricity of portable mobile wireless medical intravenous drip monitoring system involved in the present invention
Road schematic diagram.
Fig. 6 is a kind of portable monitor software flow of portable mobile wireless medical intravenous drip monitoring system involved in the present invention
Cheng Tu.
Embodiment
Embodiment involved in the present invention is described in further details below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of portable mobile wireless medical intravenous drip monitoring system, including medical worker carry with it is portable
Monitor and the terminal monitoring controller positioned at each ward；Portable monitor includes LED alarm modules, touch key-press module, LCD
Display module, main processing block and the first wireless communication module, touch key-press module are led to main processing block by EIC interfaces
Letter, LCD display module pass through SPI with main processing block by EBI interface communications, main processing block and the first wireless communication module
Interactive interfacing communicates；Terminal monitoring controller include patient calling module, liquid level monitoring module, dropping speed detection module,
Dropping speed control module, audible alarm module, from processing module and the second wireless communication module, from processing module and the second nothing
Line communication module passes through SPI interface interactive communication；Portable monitor and terminal monitoring controller pass through the first wireless communication module
Establish and communicate to connect with the second wireless communication module.
Portable monitor mainly realize information input and query interface operation, by input ward number to be checked and
Dropping speed value, corresponding terminal monitoring controller is sent to data packet form, the transmission of real-time display terminal monitoring controller comes
Drop status data information.Terminal monitoring controller is responsible for data acquisition and processing (DAP) (dropping speed and the drop liquid level of drop state
Deng), and the data handled well are sent to portable monitor by communication, for drop liquid level less than setting
The emergencies such as value, patient calling, are handled according to interrupt mode, send alarm, and by event type with data packet form
Send to portable monitor.
As shown in Fig. 2 touch key-press module includes touch key-press chip U1, first antenna E1, resistance R1~R10 and electric capacity
C1~C7.Wherein, touch key-press chip U1 is 32pin capacitance type touch key chips QT1801.
The capacitance type touch key chip QT1801 of Quantum Research Group companies, there is low in energy consumption, periphery
Circuit is simple, the features such as can supporting the input of 8 touch key-press simultaneously.It is defeated in corresponding button mouth after internal filter shape
Go out logic level, QT1801 various patterns can be set according to the different choice of peripheral resistance value.Mode of operation sets as follows：
Under syntype, 1M Ω resistance need to be connect at pin SNSn (n=0,1 ..., 7)；, need to be in pin SNS6K and SNS7 under simplifying mode
Between concatenate a 1M Ω resistance R8.Button output valve pattern has two kinds：Oneperkey and Binary Code.Touched when there is button
When touching, produced in 24 pins (DETECT) and touch interrupt signal, high level is effective.Wherein, CS1~CS5 inputs for touch key-press.
LCD display module uses the ET024006DHU Liquid Crystal Modules of EDT companies, and the Liquid Crystal Module has been internally integrated figure
Driver HX8347A is controlled, host scm can carry out read/write operation to control by two kinds of interface modes to its internal register
LCD display, it is parallel interface pattern and SPI interface pattern respectively.Parallel interface pattern selects 8/16 data and 16/ after class
8/16 data and 16/18 RGB data are write direct internal deposit by 18 RGB datas, serial SPI interface pattern after class
Device.
The AVR single chip chip of main processing block uses 32 risc processor AT32UC3A0512 types of Atmel companies
Number chip, it low in energy consumption, handling capacity is high, and inside has 512K Flash and 64K SRAM, and working frequency reaches as high as
66MHz.Under 3.3V operating voltages, operating circuit about 40mA, standby current is only then 30uA.The integrated hardware money of internal height
Source can peripheral circuits design, such as internal Flash, USB, ADC, EBI and Ethernet Peripheral Interface are available.
First wireless communication module and the second wireless communication module have identical circuit structure, as shown in figure 3, channel radio
Believe that module includes rf chip U2, the second antenna E2, quartz crystal oscillator X1, inductance L1~L3, electric capacity C8~C17, resistance R11
With resistance R12.Wherein, rf chip U2 is the mono- transceiving chip nRF24L01 of 20pin GFSK, and its working frequency range is the world
General ISM band (2.4~2.5GHz), it is a really mono- transceiving chips of GFSK.Built-in link layer, there is automatic-answering back device
And automatic retransmitting function, support address and CRC check function.It has extremely low current drain, electric under power down and standby mode
Stream consumption is lower, and data transmission rate reaches as high as 2Mbps.The SPI interface of built-in standard can carry out data transmission with single-chip microcomputer, speed
Rate reaches as high as 8Mbps.125 optional channels can be operated in, in the receiving mode, can simultaneously receive and be operated in same channel
The data of 6 data channel, the data channel for the transceiver being in communication with each other are arranged to same address.
The transmitting-receiving of the conversion of its working condition and data is controlled by the read/write to nRF24L01 internal registers, when
When Transceiver Data is received/is sent completely or occurs abnormal, IRQ pins produce interrupt signal, and low level is effective, to STATUS
Register corresponding positions one writing, remove interrupt identification.
As shown in figure 4, dropping speed detection module include photoelectric sensor U5, Schmidt trigger U6, rheostat Rt2,
Electric capacity C20, resistance R17 and resistance R18.
Dropping speed is measured using infrared tube launching technique.Drop detection circuit includes infrared emission, reception and pulse
Shaping three parts.Photoelectric sensor U5 is monochromatic light speed direct-projection type photoelectric sensor ST1150, and light slit width is 1.5mm, in optical axis
The heart is 2.5mm, and infrared detection area is smaller.When dripless by when, reception pipe (triode inside ST1150) conducting, Vin
For low level；When have drop by when, reception pipe cut-off, Vin place generation high level pulse, by Schmidt trigger
The square-wave pulse of a string of rules is produced after CD40106 shapings at Vout, and delivers to and is handled from single-chip microcomputer.
Liquid level monitoring then uses reflection infrared sensor ST198, and circuit theory is similar with dropping speed detection circuit.
The reflection-type photoelectric sensing formed during ST198 using high emission power infrared photodiode and high sensitivity phototransistor
Device, using non-contact detecting mode, detecting distance can be used when being 2~10mm.When liquid level is less than setting value, reception pipe receives
Level signal, delivered to after phase inverter paraphase from single-chip microcomputer, triggering is interrupted.
As shown in figure 5, dropping speed control module include step motor control chip U3, stepper motor driver chip U4,
Stepper motor M1, rheostat Rt1, resistance R13~R16, electric capacity C18 and electric capacity C19.Wherein, step motor control chip U3 is
20pin L297 model chips, stepper motor driver chip U4 are 15pin L298 model chips.PWM choppers inside L297
Circuit can produce PWM ripples in switching mode, the electric current in controlled motor winding, so as to the fine rotational of controlled motor.It is produced
Raw Four-phase control signal can be used for control two-phase bipolarity and four phase unipolarity stepper motors.L298 includes the high electricity of HBridge
Pressure, high current are enjoyed a double blessing bridge driver, and No. four drive circuits can drive 46V, below 2A two-phase or four phase step motor, can be real
The rotating of existing stepper motor.The slip of the flow velocity clamp roll axle of transfusion apparatus is controlled by the rotating of accurate controlled motor,
To reach the purpose of control drop dropleting speed.
It is ATmega128 model chips from the AVR single chip chip of processing module, the portable monitor of primary recipient is sent
Order data, and the data of collection are subjected to processing and are sent to portable monitor, complete patient calling, liquid level monitoring, point
Drip the functions such as Detection ＆ Controling and the audible alarm of speed.
As shown in fig. 6, portable monitor mainly completes the operation of user by LCD interfaces, 5 membrane keyboards are interface
Cao Zuoanjian, numeric keypad are realized with software.The ward number to be inquired about is inputted by numeric keypad, this can be inquired after confirmation
The state such as the speed of drop, surplus in ward.
The invention provides a kind of portable mobile wireless medical intravenous drip monitoring system, medical personnel can carry with portable prison
Instrument is controlled to each ward drop remote monitoring, understands drop state in time, terminal monitoring controller completes patient calling, drip liquid level prison
Survey, the function such as the detection of dropping speed and control and audible alarm, ward drop is monitored in real time, as drop is warned less than setting
Ring value sends alarm, improves the security of medical intravenous drip equipment, makes the operation of medical worker become more to facilitate, carry
High operating efficiency, its is simple in construction, and stable performance, system power dissipation is low, compact.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the structure of the present invention
Think and scope is defined.On the premise of design concept of the present invention is not departed from, technology of the ordinary people in the field to the present invention
The all variations and modifications that scheme is made, all should drop into protection scope of the present invention, the claimed technology contents of the present invention,
All record in detail in the claims.
Claims (9)
- A kind of 1. portable mobile wireless medical intravenous drip monitoring system, it is characterised in that：Carried with including medical worker portable Monitor and the terminal monitoring controller positioned at each ward；The portable monitor includes LED alarm modules, touch key-press mould Block, LCD display module, main processing block and the first wireless communication module, the touch key-press module and the main processing block By EIC interface communications, the LCD display module passes through EBI interface communications, the main processing block with the main processing block Pass through SPI interface interactive communication with first wireless communication module；The terminal monitoring controller includes patient calling mould Block, liquid level monitoring module, dropping speed detection module, dropping speed control module, audible alarm module, from processing module and Two wireless communication modules, it is described to pass through SPI interface interactive communication from processing module and second wireless communication module；It is described just Formula monitor and the terminal monitoring controller is taken to build by first wireless communication module and second wireless communication module Vertical communication connection.
- A kind of 2. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The touch is pressed Key module includes touch key-press chip, first antenna, the first~the tenth resistance and the first~the 7th electric capacity, wherein the touch is pressed Key chip is 32pin capacitance type touch key chips QT1801.
- A kind of 3. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The LCD shows It is ET024006DHU Liquid Crystal Modules to show module.
- A kind of 4. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The main process task The AVR single chip chip of module is AT32UC3A0512 model chips.
- A kind of 5. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：First nothing Line communication module and second wireless communication module have an identical circuit structure, including rf chip, the second antenna, Quartz crystal oscillator, the first~the 3rd inductance, the 8th~the 17th electric capacity, the 11st resistance and the 12nd resistance, wherein the radio frequency Transceiving chip is the mono- transceiving chip nRF24L01 of 20pin GFSK.
- A kind of 6. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The liquid level prison Survey module and use reflection infrared sensor ST198.
- A kind of 7. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The drop speed Spending detection module includes photoelectric sensor, Schmidt trigger, the second rheostat, the 20th electric capacity, the 17th resistance and the tenth Eight resistance, wherein the photoelectric sensor is monochromatic light speed direct-projection type photoelectric sensor ST1150, the Schmidt trigger is CD40106。
- A kind of 8. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：The drop speed Spend control module include step motor control chip, stepper motor driver chip, stepper motor, the first rheostat, the 13rd~ 16th resistance, the 18th electric capacity and the 19th electric capacity, wherein the step motor control chip is 20pin L297 model cores Piece, the stepper motor driver chip are 15pin L298 model chips.
- A kind of 9. portable mobile wireless medical intravenous drip monitoring system according to claim 1, it is characterised in that：It is described from processing The AVR single chip chip of module is ATmega128 model chips.
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| CN201710902345.XA CN107583139A (en) | 2017-09-29 | 2017-09-29 | A kind of portable mobile wireless medical intravenous drip monitoring system |
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| CN201710902345.XA CN107583139A (en) | 2017-09-29 | 2017-09-29 | A kind of portable mobile wireless medical intravenous drip monitoring system |
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| CN107583139A true CN107583139A (en) | 2018-01-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224197A (en) * | 2018-10-23 | 2019-01-18 | 华东师范大学 | A kind of liquid drop speed monitoring instrument |
| CN110464908A (en) * | 2019-08-09 | 2019-11-19 | 五邑大学 | A kind of transfusion dripping monitor and alarm system |
| WO2021229127A1 (en) | 2020-05-12 | 2021-11-18 | Montero Lopez Isaac | Multifunctional device for controlling intravenous drip infusion |
-
2017
- 2017-09-29 CN CN201710902345.XA patent/CN107583139A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224197A (en) * | 2018-10-23 | 2019-01-18 | 华东师范大学 | A kind of liquid drop speed monitoring instrument |
| CN110464908A (en) * | 2019-08-09 | 2019-11-19 | 五邑大学 | A kind of transfusion dripping monitor and alarm system |
| WO2021229127A1 (en) | 2020-05-12 | 2021-11-18 | Montero Lopez Isaac | Multifunctional device for controlling intravenous drip infusion |
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Application publication date: 20180116 |
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