CN102613965A - Physical sign monitoring instrument based on wireless radio-frequency technology and monitoring method thereof - Google Patents
Physical sign monitoring instrument based on wireless radio-frequency technology and monitoring method thereof Download PDFInfo
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Abstract
A physical sign monitoring instrument based on a wireless radio-frequency technology is used for acquiring human body physical sign data and transferring the data to a monitoring base station device in a radio-frequency communication mode and comprises a plurality of sensors, a sensor data acquiring module, a processor module, a Zigbee network communication module and a power module. The sensor data acquiring module is respectively connected with the sensors and the processor module and is used for sending the data acquired by the sensors to the processor module, the processor module is respectively connected with the Zigbee network communication module and the power module and used for processing, displaying and storing received data and transfers the received data to the monitoring base station device through the Zigbee network communication module, and the power module provides power for the processor module. The physical sign monitoring instrument based on the wireless radio-frequency technology has the advantages of being low in power consumption, real-time and efficient in data transmission, strong in ad hoc network capability and high in transmission reliability.
Description
Technical field
The present invention relates to sign monitoring field, relate in particular to a kind of sign monitor and monitoring method thereof based on wireless radio-frequency.
Background technology
Sign data such as body temperature, pulse, blood pressure are the important physiological indexs of reflection human health status, in the past, rely on the rescue personnel to carry out manual work exploration to wounded's each item sign parameter, survey that labor intensity is big, efficient is low and effective poor.And the wounded carry out the manual sort by medical personnel, through behind the preliminary classification; The wounded wait for follow-up treatment at the scene, at this moment, because the medical resource of emergency medical reaction group is limited; The wounded usually after need to wait for long time before sending, at waiting time, wounded's situation possibly worsen; Secondary injury, but like hypothermia, hypopiesia, cardiac tamponade etc. if do not give to treat immediately threat to life.In addition, as land or naval vessel command centre can't be real-time the understanding various places wounded's some statistics and details, also cause commander evenly reasonable distribution respectively the unit of rescue give treatment to wounded's number.Therefore, patient's physical signs is carried out continuous monitoring, the treatment that can be the wounded provides important evidence.
Along with sensor technology, embedded computer technology and development of wireless communication devices receive increasing concern based on the life sign monitor system of wireless sensor network.Wherein, have the simple and lower-cost advantage of realization based on the system of common radio frequency chip and self-defined host-host protocol, shortcoming is that reliability is lower, and versatility is relatively poor; System data transfer rate based on the Bluetooth agreement is higher, but operating distance is short, and power consumption is high, a little less than the networking capability; ZigBee is as being based upon a low-speed wireless territory net (the Low-RateWireless Personal Net-work on the IEEE802.15.4 communication standard; LR-WPAN) protocol specification; The system that constitutes has advantages such as complexity is low, low in energy consumption, reliability is high, networking capability is strong, becomes the focus of this area applied research.
In sum; Be badly in need of providing a kind of based on the ZigBee procotol for defending diligent commander department; Be applicable to vital sign monitoring system based on the ZigBee procotol; In real time, efficiently, reliably, can gather wounded's traumatic condition in wartime, real-time monitoring at ordinary times, and wounded's sign monitor of in time reporting to command centre's communication.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned prior art, a kind of real-time, efficient, reliable sign monitor based on wireless radio-frequency is provided.
Another object of the present invention is to overcome the deficiency of above-mentioned prior art, a kind of real-time, efficient, reliable sign monitoring method based on wireless radio-frequency is provided.
For achieving the above object; The present invention provides a kind of sign monitor based on wireless radio-frequency; In order to gathering the Human Physiology achievement data, and the mode through radio communication with transfer of data to guarding base station equipment, comprising: some pick offs, sensor data acquisition module, processor module, Zigbee network communication module and power supply; Pick off is in order to real-time collection Human Physiology achievement data; The sensor data acquisition module is connected with processor module with pick off respectively, in order to sensor acquisition to data be sent to processor module, processor module is connected with power supply with the Zigbee network communication module respectively; In order to the data that receive are handled, are shown and store; And transfer to the monitoring base station equipment through the Zigbee network communication module, and be that processor module provides electric power by power module, it further comprises CPU, modulate circuit, A/D change-over circuit and memorizer; Modulate circuit in order to sensor acquisition to signal be sent to the A/D change-over circuit after carrying out filtering and amplifying; The A/D change-over circuit is in order to be to be sent to CPU behind the digital signal with conversion of signals, and CPU deposits memorizer in to the physiological characteristic data that digital signal carries out will finally obtaining after the analyzing and processing, and transfers to the monitoring base station equipment through the Zigbee network communication module.
According to the described sign monitor based on wireless radio-frequency of preferred embodiment of the present invention, it comprises that also with digital display screen, digital display screen is connected with processor module, shows in order to the data that processor module is received.
According to the described sign monitor based on wireless radio-frequency of preferred embodiment of the present invention, its sensor data acquisition module is connected through serial line interface with processor module, and serial line interface adopts the RS232 interface.
According to the described sign monitor based on wireless radio-frequency of preferred embodiment of the present invention, its processor module adopts the ZigbeeCC2530 family chip of TI company.
According to the described sign monitor based on wireless radio-frequency of preferred embodiment of the present invention, its pick off comprises:
Body temperature trans:, adopt the ear suspension type mode to be worn on wounded's head and carry out real-time temperature data collection in order to realize the temperature data monitoring through the infrared ear temperature technique;
Pulse transducer: in order to gather wounded's heart rate pulse data in real time through finger folder mode; And,
Pressure transducer: in order to through acting on the wrist radial artery, the fluctuation of measuring radial artery reflects measured's blood pressure.
According to the described sign monitor based on wireless radio-frequency of preferred embodiment of the present invention, its modulate circuit and A/D change-over circuit adopt cmos circuit.
According to the described sign monitor of preferred embodiment of the present invention based on wireless radio-frequency; Its power module comprises that a 3V battery and a MAX856 straightway pump rise circuit; The MAX856 straightway pump rises circuit and is connected with battery, in order to when supply voltage is changed, voltage is promoted to 5V.
For achieving the above object; The present invention also provides a kind of sign monitoring method based on wireless radio-frequency; To be divided into main thread, network reception parsing thread, serial ports receiving thread and four threads of serial ports parsing thread based on the sign monitor application program of wireless radio-frequency and carry out data monitoring, specifically may further comprise the steps:
(1) main thread is in starting stage application resource needed and initialization all equipment that uses and modules; Create its excess-three thread then; Afterwards, main thread entering incident etc. are to be recycled, wait for monitored base stations user's operation or the message that other threads send;
(2) network receives and resolves thread listens for network interface; Wait for the arrival of network packet; After thread receives network packet, network packet is resolved, extract valid data; And, call concrete call back function by main thread automatically according to the type of message and handle through message mechanism notice main thread;
(3) the serial ports receiving thread is monitored serial ports, and when serial ports had data arrives, the data that this thread receives serial ports were that unit is placed into the serial ports receiving thread successively and serial ports is resolved in the common relief area of thread with the byte;
(4) to resolve thread be that unit obtains a packet successively with the byte from relief area to serial ports; The data that obtain are verified and resolved; Obtain the useful physiological characteristic; Send the message of particular type according to the type phase main thread of valid data, after main thread receives message, call corresponding call back function and change the physiological characteristic value that the monitored base stations user interface is shown.
The sign monitor and the monitoring method that the present invention is based on wireless radio-frequency adopt the radio communication mode to transmit data; Realized transfer of data based on the ZigBee procotol; The transmission of data in real time, efficiently, reliably; And low in energy consumption, the MANET ability is strong, has realized in wartime, in real time monitoring gathers wounded's traumatic condition at ordinary times, and in time carries out the communication report to command centre.In addition, the present invention has also adopted CC2530 microcontroller low in energy consumption, that integrated level is high, and all circuit adopt CMOS integrated circuits that quiescent dissipation is minimum, dynamic power consumption is very easily controlled, realized " do few consumption, less do little consumption, do do not consume " optimization.Therefore, compared with prior art, that the present invention has is low in energy consumption, transfer of data in real time, efficient and the MANET ability is strong, the advantage that transmission reliability is high.
Description of drawings
Fig. 1 is the structure principle chart that the present invention is based on the sign monitor of wireless radio-frequency;
Fig. 2 is the process principle figure that the present invention is based on the sign monitoring method of wireless radio-frequency.
The specific embodiment
Below in conjunction with accompanying drawing, specify the present invention.
See also Fig. 1; A kind of sign monitor based on wireless radio-frequency; In order to gather the Human Physiology achievement data; And the mode through radio communication with transfer of data to guarding base station equipment, comprising: some pick off 10, sensor data acquisition module 20, processor module 30, Zigbee network communication module 40, power module 50 and digital display screen 60.Pick off 10 is in order to real-time collection Human Physiology achievement data; Sensor data acquisition module 20 is connected with pick off 10; And be connected through the RS232 serial line interface with processor module 30; Be sent to processor module 30 in order to the data that pick off 10 is collected; Processor module 30 is connected with power module 50 with Zigbee network communication module 40 respectively, in order to the data that receive are handled, shown and store, and transfers to the monitoring base station equipment through Zigbee network communication module 40; For processor module 30 electric power is provided by power module 50; It further comprises CPU31, modulate circuit 32, A/D change-over circuit 33 and memorizer 34, and modulate circuit 32 is sent to A/D change-over circuit 33 after carrying out filtering and amplify in order to the signal that pick off 10 is collected, and A/D change-over circuit 33 is in order to being to be sent to CPU31 behind the digital signal with conversion of signals; CPU31 deposits memorizer 34 in to the physiological characteristic data that digital signal carries out will finally obtaining after the analyzing and processing, and transfers to the monitoring base station equipment through Zigbee network communication module 40.Memorizer 34 is used for the ephemeral data that storage sensor 10 is gathered, and after processor module 30 is with transfer of data, does not do a large amount of storages of data.Digital display screen 60 is connected with processor module 30, shows in order to the data that processor module 30 is received.
In the present embodiment; Processor module 30 adopts the ZigbeeCC2530 family chip of TI company; Modulate circuit 32 adopts cmos circuit with A/D change-over circuit 33; Power module 50 comprises that a 3V battery and a MAX856 straightway pump rise circuit, and the MAX856 straightway pump rises circuit and is connected with battery, when supply voltage is changed, voltage is promoted to 5V.
The CC2530 microcontroller is to be the low-power consumption of handheld device design, highly integrated microcontroller specially.CC2530 adopts the ARM920T processor cores based on the ARM architecture, and clock frequency reaches as high as 203MHz.This microcontroller not only has processing unit (CPU); Also integrated interface controllers commonly used; Like serial line interface (UART), the lcd controller of supporting thin film transistor (TFT) (TFT), flash memory (NAND FLASH) controller, touch screen interface, USB (USB) controller etc.; In addition, the also built-in memory management unit of this microcontroller (MMU).
Low-power consumption is the major issue in the system design, because cmos circuit has atomic little quiescent dissipation, the dynamic power consumption of very easily control and good power management characteristic, therefore, has all used the CMOS integrated circuit in the native system.The power managed principle of cmos circuit is to reduce the operating average power consumption of system to greatest extent, realizes pursuing one's goal of zero-power, according to the power consumption characteristics of cmos circuit, to system implementation " do few consumption, less do little consumption, do do not consume " optimization.
Take all factors into consideration the requirement of power consumption and two aspects of volume of Wearable equipment, simultaneously, for equipment in the level match of radio receiving transmitting module, selected the whole power supply of 3V battery in the present embodiment as system.MAX856 is that a kind of efficient, DC-DC straightway pump rises circuit, and is especially suitable to battery powered circuit, when 100mA, has 85% conversion efficiency; Under shutdown mode, the power consumption of 1 μ A is only arranged, have the low-voltage monitoring function; Voltage through MAX856 promotes, and makes system realize the power supply of 3V and two kinds of voltage systems of 5V easily, simultaneously; This circuit also has the effect of power management, has realized bus distributed power-supply system.
In the present embodiment, pick off 10 comprises body temperature trans, pulse transducer and pressure transducer.Wherein,
Body temperature trans:, adopt the ear suspension type mode to be worn on wounded's head and carry out real-time temperature data collection in order to realize the temperature data monitoring through the infrared ear temperature technique;
Pulse transducer: in order to gather wounded's heart rate pulse data in real time through finger folder mode; And,
Pressure transducer: in order to through acting on the wrist radial artery, the fluctuation of measuring radial artery reflects measured's blood pressure.
Need to prove; The pick off that the present invention adopts is not limited in above-mentioned sensor type; Abundant interface has been reserved in the expansion that sign monitor based on wireless radio-frequency of the present invention is a pick off; The data of physiological index of other types like data such as electrocardio, blood glucose, blood oxygen, brain hemorheology situation, then only need insert the interface of reserving with corresponding pick off if desired; Form new wireless sensor node, develop corresponding embedded Control and process software and the sensor data acquisition module is carried out corresponding upgrading get final product.For example, combine with the portable type b ultrasonic machine, the sensor data acquisition module is carried out the hemorheology situation that wounded's brain and other physiological tissues just can be monitored in corresponding upgrading back through brain hemorheology monitoring sensor is installed.
Please consult Fig. 2 again; For achieving the above object; The present invention also provides a kind of sign monitoring method based on wireless radio-frequency; To be divided into main thread, network reception parsing thread, serial ports receiving thread and four threads of serial ports parsing thread based on the sign monitor application program of wireless radio-frequency and carry out data monitoring, specifically may further comprise the steps:
(1) main thread is in starting stage application resource needed and initialization all equipment that uses and modules; Create its excess-three thread then; Afterwards, main thread entering incident etc. are to be recycled, wait for monitored base stations user's operation or the message that other threads send;
(2) network receives and resolves thread listens for network interface (being the Zigbee network communication module); Wait for the arrival of network packet; After thread receives network packet, network packet is resolved, extract valid data; And, call concrete call back function by main thread automatically according to the type of message and handle through message mechanism notice main thread;
(3) the serial ports receiving thread is monitored serial ports (being connected with sensor data acquisition module 20); When serial ports had data arrives, the data that this thread receives serial ports were that unit is placed into the serial ports receiving thread successively and serial ports is resolved in the common relief area of thread with the byte;
(4) to resolve thread be that unit obtains a packet successively with the byte from relief area to serial ports; The data that obtain are verified and resolved; Obtain the useful physiological characteristic; Send the message of particular type according to the type phase main thread of valid data, after main thread receives message, call corresponding call back function and change the physiological characteristic value that the monitored base stations user interface is shown.
The above; It only is preferable embodiment of the present invention; Be not that the present invention is done any pro forma restriction; Any content that does not break away from technical scheme of the present invention according to any simple modification, equivalent variations and the modification that technical spirit of the present invention is done above embodiment, all belongs to the scope of technical scheme of the present invention.
Claims (8)
1. sign monitor based on wireless radio-frequency; In order to gather the Human Physiology achievement data; And the mode through radio communication with transfer of data to guarding base station equipment; It is characterized in that; Comprise: some pick offs, sensor data acquisition module, processor module, Zigbee network communication module and power module, said pick off is in order to real-time collection Human Physiology achievement data, and said sensor data acquisition module is connected with processor module with said pick off respectively; In order to said sensor acquisition to data be sent to processor module; Said processor module is connected with power module with said Zigbee network communication module respectively, in order to the data that receive are handled, shown and store, and transfers to the monitoring base station equipment through said Zigbee network communication module; By said power module is that processor module provides electric power; It further comprises CPU, modulate circuit, A/D change-over circuit and memorizer, said modulate circuit in order to sensor acquisition to signal be sent to the A/D change-over circuit after carrying out filtering and amplifying, said A/D change-over circuit is in order to being to be sent to said CPU behind the digital signal with conversion of signals; Said CPU deposits said memorizer in to the physiological characteristic data that digital signal carries out will finally obtaining after the analyzing and processing, and transfers to the monitoring base station equipment through said Zigbee network communication module.
2. the sign monitor based on wireless radio-frequency as claimed in claim 1 is characterized in that, also comprises with digital display screen, and said digital display screen is connected with said processor module, shows in order to the data that processor module is received.
3. the sign monitor based on wireless radio-frequency as claimed in claim 1 is characterized in that said sensor data acquisition module is connected through serial line interface with said processor module, and said serial line interface adopts the RS232 interface.
4. the sign monitor based on wireless radio-frequency as claimed in claim 1 is characterized in that, said processor module adopts the ZigbeeCC2530 family chip of TI company.
5. the sign monitor based on wireless radio-frequency as claimed in claim 1 is characterized in that said pick off comprises:
Body temperature trans:, adopt the ear suspension type mode to be worn on wounded's head and carry out real-time temperature data collection in order to realize the temperature data monitoring through the infrared ear temperature technique;
Pulse transducer: in order to gather wounded's heart rate pulse data in real time through finger folder mode; And,
Pressure transducer: in order to through acting on the wrist radial artery, the fluctuation of measuring radial artery reflects measured's blood pressure.
6. the sign monitor based on wireless radio-frequency as claimed in claim 1 is characterized in that, said modulate circuit and A/D change-over circuit adopt cmos circuit.
7. the sign monitor based on wireless radio-frequency as claimed in claim 1; It is characterized in that; Said power module comprises that a 3V battery and a MAX856 straightway pump rise circuit, and said MAX856 straightway pump rises circuit and is connected with said battery, in order to when supply voltage is changed, voltage is promoted to 5V.
8. sign monitoring method based on wireless radio-frequency; It is characterized in that; To be divided into main thread, network reception parsing thread, serial ports receiving thread and four threads of serial ports parsing thread based on the sign monitor application program of wireless radio-frequency and carry out data monitoring, specifically may further comprise the steps:
(1) main thread is in starting stage application resource needed and initialization all equipment that uses and modules; Create its excess-three thread then; Afterwards, main thread entering incident etc. are to be recycled, wait for monitored base stations user's operation or the message that other threads send;
(2) network receives and resolves thread listens for network interface; Wait for the arrival of network packet; After thread receives network packet, network packet is resolved, extract valid data; And, call concrete call back function by main thread automatically according to the type of message and handle through message mechanism notice main thread;
(3) the serial ports receiving thread is monitored serial ports, and when serial ports had data arrives, the data that this thread receives serial ports were that unit is placed into the serial ports receiving thread successively and serial ports is resolved in the common relief area of thread with the byte;
(4) to resolve thread be that unit obtains a packet successively with the byte from relief area to serial ports; The data that obtain are verified and resolved; Obtain the useful physiological characteristic; Send the message of particular type according to the type phase main thread of valid data, after main thread receives message, call corresponding call back function and change the physiological characteristic value that the monitored base stations user interface is shown.
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| CN102982671A (en) * | 2012-11-12 | 2013-03-20 | 重庆大学 | Mechanical vibration monitoring special-purposed wireless sensor network node |
| CN103799990A (en) * | 2012-12-25 | 2014-05-21 | 常州先进制造技术研究所 | Remote monitoring system for health of senior citizens in scientific and technological community |
| CN103961081A (en) * | 2013-01-29 | 2014-08-06 | 武汉智麟安康信息技术有限公司 | Low-power, wireless and intelligent physical sign monitoring wristwatch |
| CN104013394A (en) * | 2014-06-24 | 2014-09-03 | 华北电力大学（保定） | Device for monitoring individual state of personnel working aloft in electric power engineering |
| CN104983407A (en) * | 2015-05-28 | 2015-10-21 | 南昌大学 | Multifunctional wearable medical monitor system based on general computer |
| CN105141328A (en) * | 2015-08-14 | 2015-12-09 | 江苏轩博电子科技有限公司 | Health examination data radio-frequency transmission equipment and method applied to home-based care system |
| CN105517198A (en) * | 2016-02-02 | 2016-04-20 | 南京高华科技股份有限公司 | Wireless sensing network system |
| CN105852817A (en) * | 2015-01-20 | 2016-08-17 | 中国人民解放军第二军医大学 | Crew maritime intra-cabin positioning, vital sign monitoring and searching-rescuing method |
| CN105852824A (en) * | 2015-01-20 | 2016-08-17 | 中国人民解放军第二军医大学 | Crew maritime intra-cabin positioning, vital sign monitoring and searching-rescuing system |
| CN106302680A (en) * | 2016-08-06 | 2017-01-04 | 内蒙古大学 | A kind of data based on Internet of Things display background system |
| WO2017113924A1 (en) * | 2015-12-31 | 2017-07-06 | Lam Cho Wing | System including alternation of sensor connection and transmission mechanism for motion sensing garment |
| CN108734938A (en) * | 2018-05-24 | 2018-11-02 | 文丹 | A kind of healthy data acquisition system based on wireless-transmission network |
| CN112631861A (en) * | 2020-12-22 | 2021-04-09 | 深圳开立生物医疗科技股份有限公司 | Ablation instrument monitoring method and device, ultrasonic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102982671A (en) * | 2012-11-12 | 2013-03-20 | 重庆大学 | Mechanical vibration monitoring special-purposed wireless sensor network node |
| CN103799990A (en) * | 2012-12-25 | 2014-05-21 | 常州先进制造技术研究所 | Remote monitoring system for health of senior citizens in scientific and technological community |
| CN103961081A (en) * | 2013-01-29 | 2014-08-06 | 武汉智麟安康信息技术有限公司 | Low-power, wireless and intelligent physical sign monitoring wristwatch |
| CN104013394B (en) * | 2014-06-24 | 2017-02-22 | 华北电力大学（保定） | Device for monitoring individual state of personnel working aloft in electric power engineering |
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| CN104983407A (en) * | 2015-05-28 | 2015-10-21 | 南昌大学 | Multifunctional wearable medical monitor system based on general computer |
| CN105141328A (en) * | 2015-08-14 | 2015-12-09 | 江苏轩博电子科技有限公司 | Health examination data radio-frequency transmission equipment and method applied to home-based care system |
| WO2017113924A1 (en) * | 2015-12-31 | 2017-07-06 | Lam Cho Wing | System including alternation of sensor connection and transmission mechanism for motion sensing garment |
| CN105517198A (en) * | 2016-02-02 | 2016-04-20 | 南京高华科技股份有限公司 | Wireless sensing network system |
| CN106302680A (en) * | 2016-08-06 | 2017-01-04 | 内蒙古大学 | A kind of data based on Internet of Things display background system |
| CN108734938A (en) * | 2018-05-24 | 2018-11-02 | 文丹 | A kind of healthy data acquisition system based on wireless-transmission network |
| CN112631861A (en) * | 2020-12-22 | 2021-04-09 | 深圳开立生物医疗科技股份有限公司 | Ablation instrument monitoring method and device, ultrasonic equipment and storage medium |
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