CN102915399A - Remote telemedicine monitoring system based on wireless sensor network - Google Patents
Remote telemedicine monitoring system based on wireless sensor network Download PDFInfo
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- CN102915399A CN102915399A CN2012102419218A CN201210241921A CN102915399A CN 102915399 A CN102915399 A CN 102915399A CN 2012102419218 A CN2012102419218 A CN 2012102419218A CN 201210241921 A CN201210241921 A CN 201210241921A CN 102915399 A CN102915399 A CN 102915399A
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Abstract
The invention relates to a remote telemedicine monitoring system based on a wireless sensor network. A sensor node acquires body physical index information and dynamically monitors the operation and treatment processes of a medical instrument, and the information is transferred to guardianship base station equipment and a server computer through the wireless sensor network. The system comprises a medical sensor node and the guardianship base station equipment, wherein the medical sensor node is used for measuring various body physical indexes, a sensor can also dynamically monitor the conditions or treatment process of the medical equipment, and the obtained data information is transferred to the medical guardianship base station equipment in a wireless communication mode; and the guardianship base station equipment stores and processes the received sensor data information and display the data on a liquid crystal display (LCD) of the equipment, and the remote data transmission communication can be carried out through various modes according to requirements.
Description
Technical field
The invention belongs to the wireless senser field, be specifically related to a kind of telemedicine monitoring system based on wireless sensor network.
Background technology
Medical monitor can be divided into two classes at present, and a class refers in hospital the specialized equipment used by professional doctor or professional and technical personnel, patient is carried out the monitoring of physical signs; Another kind of is in ordinary person's family or the open air, under doctor's guidance, uses telemedicine monitoring system that patient is guarded by patient or family members, and resulting physical signs will in time send related doctor to.At present, the employed monitoring method of hospital uses fixing medical monitor mostly, and connection device is connected to sensor probe the transmission of carrying out signal between patient and the custodial care facility.Complicated equipment, numerous lines can cause pressure and intense strain on the outpatients mental state, may affect patient, so that diagnose resulting data and truth that certain gap is arranged, all make troubles for patient and medical personnel, may affect the correct diagnosis to the state of an illness.In order to make the frequent personnel (such as chronic patient or gerontal patient etc.) that need to measure physical signs under voluntomotory state, measure some conventional index at home, at present more and more stronger to the concern of tele-medicine in the world.The design provides a kind of new network type monitor device and system, purpose is to utilize high-frequency wireless multi-channel data transfer mode, transmit the information between medical treatment transducer and the monitoring control instrument, reduce the line between custodial care facility and the medical treatment transducer, so that children under guardianship can have more free activity space, when obtaining more accurately measurement index, exempt the hard work that patient hurries back and forth between family and hospital.Simultaneously, set up the wireless monitor network in hospital ward, a lot of tests can be finished on one's sick bed, can greatly make things convenient for patient medical, and strengthen modernized information management and the work efficiency of hospital.In addition, remote monitoring system can also be expanded, and makes the patient away from medical care mechanisms such as hospitals also can access at any time necessary medical monitoring, and obtains when being necessary the consultation guidance of remote doctor, such as the shortage of medical services and medicines area in China rural area.
Summary of the invention
The object of the present invention is to provide a kind of telemedicine monitoring system based on wireless sensor network, this system sets up a wireless sensor network in the environment of family or hospital ward, by this network, sensor node gathers the Human Physiology indication information, the process of the operation of perhaps dynamic monitoring Medical Instruments and treatment.
The technical scheme that realizes the object of the invention is: a kind of telemedicine monitoring system based on wireless sensor network, and this system comprises:
The medical treatment transducer node is measured various Human Physiology indexs, and situation or the therapeutic process situation of some Medical Devices are carried out dynamic monitoring, the mode by radio communication with the data obtained communication on the medical monitoring base station equipment;
The monitoring base station equipment preserves the sensor data information of receiving and process and data are presented on the LCD LCDs of this equipment, and can adopt various ways to carry out remote data transmission communication.
As a further improvement on the present invention, radio node is that abundant interface has been reserved in the sensor expansion, if need the data of physiological index of other type, the interface that then only corresponding sensor access need to be reserved, just can form new wireless sensor node, develop corresponding embedded Control and processing, just node directly can be joined in this wireless sensor network.
As a further improvement on the present invention, in native system, employed radio communication is the ISM band of the disclosed free 2.4GHz in the whole world, the communication standard that adopts is the 802.15.4/Zigbee standard, this standard for high speed data transfer closely, has higher correcting data error and antijamming capability specially.And system controls the working strength of wireless signal, so that under normal condition, signal intensity can satisfy the needs of communication and not have too much waste, has both saved the energy of system, also reduces wireless communication procedure for the interference of other equipment.
As a further improvement on the present invention, the designed frequency communication devices of native system has used with the radio-frequency communication module of CC2420 chip as core, and the processor part adopts the MSP430 series monolithic of TI company according to the needs of low-power consumption and processing power.
As a further improvement on the present invention, the monitoring base station equipment is carried out the following step:
(1) the monitoring base station equipment is come the start sensor node by wireless channel to sensor node transmission control command;
(2) sensor node carries out corresponding data acquisition action after receiving order, gathers the Human Physiology achievement data;
(3) gather the rear mode by radio communication of end data are turned back to the monitoring base station, advance the operations such as demonstration, storage by the monitoring base station;
(4) the monitoring base station equipment transfers data to the remote server end by network.
The invention provides a kind of telemedicine monitoring system based on wireless sensor network, the employed short-range communication standard of node and base station equipment is the 802.15.4/Zigbee standard, base station equipment in the native system can adopt plurality of access modes to carry out Long-range Data Transmission simultaneously, comprise and directly link the Internet network, use GSM short message communication mode or access the Internet network by modem, this system can be applied to family and hospital ward, consists of the medical monitoring system of long-range family, community and hospital.
Beneficial effect of the present invention is:
(1) utilizes high-frequency wireless multi-channel data transfer mode, transmit the information between medical treatment transducer and the monitoring control instrument, reduce the line between custodial care facility and the medical treatment transducer, so that children under guardianship can have more free activity space, when obtaining more accurately measurement index, exempt the hard work that patient hurries back and forth between family and hospital;
(2) remote monitoring system can also be expanded, and makes the patient away from medical care mechanisms such as hospitals also can access at any time necessary medical monitoring, and obtains when being necessary the consultation guidance of remote doctor;
(3) system controls the working strength of wireless signal, so that under normal condition, signal intensity can satisfy the needs of communication and not have too much waste, has saved the energy of system on the one hand, has also reduced on the other hand the interference of wireless communication procedure for other equipment;
(4) radio node is that abundant interface has been reserved in the sensor expansion, if need the data of physiological index of other type, such as data such as body temperature, electrocardios, the interface that then only corresponding sensor access need to be reserved, just can form new wireless sensor node, develop corresponding embedded Control and processing, just node directly can be joined in this wireless sensor network.
Description of drawings
Fig. 1 is the monitor system structural representation of the embodiment of the invention 1;
Fig. 2 is the remote medical monitor network diagram of the embodiment of the invention 1;
Fig. 3 is the monitoring base station equipment structure block diagram of the embodiment of the invention 1;
Fig. 4 is the monitoring base station equipment hardware circuit of the embodiment of the invention 1;
Fig. 5 is the sensor node of the embodiment of the invention 1;
Fig. 6 shows blood oxygen concentration measurement curve and the data of being transmitted by the monitoring base station equipment at long-range PC.
Embodiment
Be described further below in conjunction with drawings and Examples.
Fig. 1 is a kind of monitor system structural representation provided by the invention.Describe the system assumption diagram of this telemedicine monitoring system, comprised the medical treatment transducer node of monitoring base station equipment and a series of medical monitoring networks in the system.
Fig. 2 is the remote medical monitor network diagram.The medical treatment transducer node can arrange according to different needs, so this system has great dirigibility and extendability.Simultaneously, with this system access Internet network, can form the medical monitoring network in larger community medicine monitoring network, hospital network and even whole city and the whole nation.
Fig. 3 is the structured flowchart of the medical monitoring base station equipment of native system.The function that native system is mainly realized is to gather and show to test the data message that obtains, simultaneously data message is suitably stored and forwarded, therefore the monitoring base station equipment in the native system is designed to a kind of handheld device, guard simultaneously base station equipment can with system in a plurality of sensor nodes communicate to finish the functions such as data acquisition and demonstration.In use, the monitoring base station equipment sends control command by wireless channel to sensor node and comes the start sensor node, sensor node carries out corresponding data acquisition action after receiving order, gather the Human Physiology achievement data, gather the rear mode by radio communication of end and data are turned back to the monitoring base station, the operations such as the base station further shows by guarding, storage.In case of necessity, the monitoring base station equipment can transfer data to the remote server end by network.
Fig. 4 is monitoring base station equipment hardware circuit diagram.The monitoring base station equipment uses battery to power in normal operation, has therefore especially noted management and the control of low-power consumption in design process.In idle moment, system can enter low-power consumption and dormant state is saved system capacity.
Fig. 5 is sensor node figure.The medical treatment transducer node mainly comprises 4 parts: processor part, data store are divided, sensor assembly and RF radio communication part.Processor part, data store are divided, sensor assembly and RF radio communication part.The processor part adopts the MSP430 series monolithic of TI company according to the needs of low-power consumption and processing power.Memory portion is mainly used in the ephemeral data that storage sensor gathers, and after processor is with data transmission, does not do a large amount of storages of data in the sensor node.In the design of native system, radio node is that abundant interface has been reserved in the sensor expansion, if need the data of physiological index of other type, such as data such as body temperature, electrocardios, the interface that then only corresponding sensor access need to be reserved, just can form new wireless sensor node, develop corresponding embedded Control, just node directly can be joined in this wireless sensor network.
Fig. 6 shows by the blood oxygen concentration of monitoring base station equipment transmission at long-range PC to measure curve and data.Native system has been obtained preliminary result in the integration test process, the sensor image data sends data to the monitoring base station equipment by wireless channel; The monitoring base station equipment is presented at data on the LCD display, simultaneously data communication device is crossed the RS2232 interface and is transferred in the computing machine; Computing machine shows the mode of data with curvilinear figure in software according to the data that obtain.In actual applications, can make analysis to monitored person's health status according to these curves and data.If in outdoor environment, then can use the mode of GSM short message, the data of measuring are sent to server manage and analyze.
Claims (5)
1. the telemedicine monitoring system based on wireless sensor network is characterized in that, this system comprises:
The medical treatment transducer node is measured various Human Physiology indexs, and situation or the therapeutic process situation of some Medical Devices are carried out dynamic monitoring, the mode by radio communication with the data obtained communication on the medical monitoring base station equipment;
The monitoring base station equipment preserves the sensor data information of receiving and process and data are presented on the LCD LCDs of this equipment, and can adopt various ways to carry out remote data transmission communication.
2. a kind of telemedicine monitoring system based on wireless sensor network according to claim 1, it is characterized in that, the primary processor of medical monitoring equipment adopts the low power processor of the MSP430 series of TI company, and Man Machine Interface comprises the keyboard of user input instruction and two parts of LCD display that show data result and operating process.
3. a kind of telemedicine monitoring system based on wireless sensor network described in according to claim 1 is characterized in that the medical treatment transducer node mainly comprises 4 parts: processor part, data store are divided, sensor assembly and RF radio communication part.
4. a kind of telemedicine monitoring system based on wireless sensor network according to claim 1, employed radio communication is the ISM band of the disclosed free 2.4GHz in the whole world, the communication standard that adopts is the 802.15.4/Zigbee standard, and the working strength of wireless signal is controlled.
5. according to claim 1 or a kind of telemedicine monitoring system based on wireless sensor network described in 5, frequency communication devices has used with the radio-frequency communication module of CC2420 chip as core, this chip operation is in the free ISM band of 2.4GHz, and radio-frequency receiving-transmitting meets IEEE 802.15.4/Zigbee standard.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102419218A CN102915399A (en) | 2012-07-13 | 2012-07-13 | Remote telemedicine monitoring system based on wireless sensor network |
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| CN2012102419218A CN102915399A (en) | 2012-07-13 | 2012-07-13 | Remote telemedicine monitoring system based on wireless sensor network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809325A (en) * | 2019-11-06 | 2020-02-18 | 东阳市人民医院 | Intelligent medical inspection system based on long-term evolution communication system |
| CN113313926A (en) * | 2021-05-27 | 2021-08-27 | 深圳市双佳医疗科技有限公司 | Intelligent monitoring system for running state of medical equipment |
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| CN1631315A (en) * | 2004-11-25 | 2005-06-29 | 中国科学院计算技术研究所 | Medical treatment monitoring system, apparatus and method based on wireless sensor network |
| US20060062201A1 (en) * | 2004-09-20 | 2006-03-23 | Karsten Funk | Secure control of wireless sensor network via the internet |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060062201A1 (en) * | 2004-09-20 | 2006-03-23 | Karsten Funk | Secure control of wireless sensor network via the internet |
| CN1631315A (en) * | 2004-11-25 | 2005-06-29 | 中国科学院计算技术研究所 | Medical treatment monitoring system, apparatus and method based on wireless sensor network |
Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809325A (en) * | 2019-11-06 | 2020-02-18 | 东阳市人民医院 | Intelligent medical inspection system based on long-term evolution communication system |
| CN113313926A (en) * | 2021-05-27 | 2021-08-27 | 深圳市双佳医疗科技有限公司 | Intelligent monitoring system for running state of medical equipment |
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Application publication date: 20130206 |