CN103200708A - Regionalized critical-patient-to-be real time monitoring system based on wireless network - Google Patents
Regionalized critical-patient-to-be real time monitoring system based on wireless network Download PDFInfo
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Abstract
The invention relates to a regionalized critical-patient-to-be real time monitoring system based on a wireless network. The novel regionalized critical-patient-to-be real time monitoring system based on the wireless network is simple in design, easy to realize, convenient to carry, strong in expansibility and low in cost. The regionalized critical-patient-to-be real time monitoring system based on the wireless network comprises a multiple physiological parameter collector, a wireless hybrid sensor network based on a tree shape and a star shape and a center guarding station. The multiple physiological parameter collector is used for collecting vital signs (blood pressure, heart rate, degree of blood oxygen saturation and temperature) of a patient, and the wireless hybrid sensor network based on the tree shape and the star shape transmits physiological data collected by the multiple physiological parameter collector to a monitoring computer of the center guarding station.
Description
Technical field
The present invention relates to the accurate urgent patient's real-time monitoring system of a kind of compartmentalization based on wireless network.
Background technology
(Intensive Care Unit ICU) is knowledge and technology of concentrating each relevant specialty, and advanced monitoring and therapeutic equipment are tightly monitored special unit with timely and effective treatment to the physiological function of critically ill patient in Intensive Care Therapy therapeutic room.The monitoring of critical illness is a clinical speciality of rising in recent years with treatment, is the inexorable trend of social modernization and medical science development.The monitoring level of ICU how, and whether equipment is advanced, become the important symbol of weighing hospital's level.The ICU of China starts late, and starts from the initial stage eighties, and domestic IC U mainly concentrates on minority authority hospital at present, and its receptive number of patients of institute is extremely limited, and those accurate urgent patients need monitoring equally.Therefore how to utilize modern information technologies to expand patient's monitoring range of ICU, the proemial accurate urgent patient of full institute is implemented extensive and close vital sign monitoring, and judge accordingly and treat, the control of critical illness state is significant among rudiment.
Patient's blood pressure, heart rate, body temperature and blood oxygen (SaO
2) be its important vital sign, can adopt on the multi-parameter monitor usually they are measured respectively.In the market corresponding product exist complex structure, expensive, shortcoming such as should not carry, can only in specific ward, use, and wired transmission means not only limited patient's motion, also increased nosocomial infection incidence and ward confusion.Wireless monitoring can adopt wireless mode to transmit patient's physiological signal, thereby reduces the number of conductors of using repeatedly in the ward, makes patient feel that nature is comfortable.In addition, patient's physiological signal also can be sent to doctor's office by wireless network, even dynamically checks in the city, strange land through iPad by the GSM mode, grasps patient's information more easily.Along with the fast-developing of microminiaturization, information processing and the wireless data transmission technology of biomedical transducer with popularize, the wireless medical monitoring technology can become focus gradually.
The solution of present physiological parameters of patients wireless monitor, the wireless transmission scheme such as Wifi, GPRS, 3G, ZigBee or bluetooth that adopt are monitored the single physiological parameter of patient more, perhaps finish the monitoring of patient's multi-physiological-parameter by a plurality of radio physiological parameter monitoring functional modules.The whole system design is complicated, expensive, autgmentability is poor, portability is poor, is difficult to further be applied on one's body a large amount of accurate urgent patient of hospital, also is in concept and theoretical research stage mostly.
Find through the literature search to prior art, find the Chinese patent publication number: CN101371801A, title: based on ZigBee ward mornitoring system.This patent disclosure a kind of sickroom wireless monitoring system based on ZigBee, can gather multiple physiological parameters such as electrocardiosignal, heart rate, hear sounds, blood oxygen saturation and body temperature, and every kind of life parameters module all adopts ZigBee technology wirelessly transmitting data.Because each physiological parameter module of this monitor system is separate, and need be installed on the patient body, so not portable.Each wireless ZigBee node of this monitor system can organize themselves into the mesh topology network, though can realize the carry-on mobile monitoring of lesion patient, along with the number of terminal nodes purpose increases, there is delay in the transmission of data and loses, and system cost also obviously increases.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of novel compartmentalization based on wireless network accurate urgent patient's real-time monitoring system, simplicity of design, be easy to realize, be easy to carry, extensibility is strong, and cost is relatively low.
The object of the present invention is achieved like this:
The accurate urgent patient's real-time monitoring system of a kind of compartmentalization based on wireless network comprises: multi-physiological-parameter collector, based on tree-like and the wireless mixing sensing network of star and central monitoring station; Described multi-physiological-parameter collector, described based on the tree-like and wireless mixing sensing network of star for the vital signs of gathering patient, the physiological data of multi-physiological-parameter collector collection is transferred to the supervisory control comuter at central monitoring station.
Describedly comprise a Zigbee tree network subsystem and some star network subsystems based on the tree-like and wireless mixing sensing network of star; Described Zigbee tree network system comprises a coordinator node, several router nodes and several terminal nodes, described coordinator node is responsible for setting up a Zigbee tree network and is safeguarded this network information, described router node, be used for the Maintenance Point routing table, and the data in the responsible transmission network, described terminal node is responsible for passing mutually with the host node information of carrying out of star network subsystem; Each star network subsystem comprises a host node and some from node, described host node is connected by serial ports with terminal node, describedly from node the physiological data of multi-physiological-parameter collector collection is sent to host node, host node gathers the physiological data of receiving with packing; Host node is forwarded to terminal node with the physiological data that collection gathers packing, is sent to coordinator node via router node again, and described coordinator node is transferred to the supervisory control comuter at central monitoring station in the usb communication mode.
Wherein, coordinator node, router node and the terminal node of described Zigbee tree network subsystem is wireless Zigbee radio-frequency (RF) transceiver, comprises micro controller module, Zigbee RF front-end module and radio frequency power amplification modules; The host node of described star network subsystem and be point-to-point rf receiver and transmitter from node comprises micro controller module, point-to-point RF front-end module and radio frequency power amplification modules.
Described multi-physiological-parameter collector comprises: pressure sensor and inflator pump are used for measuring patient heart rate and blood pressure; Infrared photoelectric sensor is used for measuring patient's blood oxygen saturation; Thermistor is used for measuring patient temperature; The physiological single processing device is for the treatment of the physiologic information of gathering.
Wherein, described pressure sensor, inflator pump, infrared photoelectric sensor, thermistor and physiological single processing device integrate, and be worn on patient's arm, thereby the multi-physiological-parameter collector is easy to carry; Described infrared light propagated sensation sensor is made into clip, is clipped on patient's the finger, and the signal output of described infrared light propagated sensation sensor is connected with the physiological single processing device.Described physiological single processing device is integrated physiological single processing circuit and point-to-point rf receiver and transmitter.Its working method is, at first above-mentioned pressure sensor, infrared photoelectric sensor are exported processing such as relevant physiological signal amplifies, filtering, analog-to-digital conversion, calibration with temperature sensor, by point-to-point rf receiver and transmitter the physiological data that collects is transferred out then.
Preferably, the accurate urgent patient's real-time monitoring system of described compartmentalization based on wireless network also comprises GSM note machine, is connected by the supervisory control comuter of serial ports with described central monitoring station.Families of patients can in time be received the physiologic information that patient is unusual by GMS note machine.
The present invention is owing to adopted technique scheme, compared with prior art have following beneficial effect: the accurate urgent patient's real-time monitoring system of a kind of compartmentalization based on wireless network of the present invention is combined point-to-point wireless star network with tree topology Zigbee wireless network, expand network capacity well, namely expanded a plurality of wireless sensing nodes at the terminal node place of Zigbee tree network by the point-to-point communication mode; Because the point-to-point communication cost is minimum a kind of in all radio communications, therefore under the equivalent network capacity, the cost of hybrid network is lower than the cost of Zigbee tree network or mesh network, avoid the secondary development of wireless sensing node Zigbee protocol network layer simultaneously, shortened the construction cycle greatly; In addition, because the star network subsystem can gather the information of a plurality of wireless sensing nodes packing and send to together in the Zigbee tree network, compare every kind of traditional physiological parameter module and all need have the tree network that a wireless Zigbee sensing node is formed, its efficiency of transmission obviously improves, and then the vital sign that makes hospital can in time aim at the urgent patient is in time monitored and intervene as early as possible, thereby significantly reduces malpractice, improves patient's survival rate, alleviates nurse and doctor's work burden.
Description of drawings
By following embodiments of the invention and description taken together with the accompanying drawings, other advantage of the present invention and feature are shown, this embodiment provides with the form of example, but is not limited to this, wherein:
Fig. 1 is the structural representation of the accurate urgent patient's real-time monitoring system of a kind of compartmentalization based on wireless network of the present invention;
Fig. 2 is the structural representation of multi-physiological-parameter collector in the preferred embodiment of the present invention;
Fig. 3 is that the structure of each node of Zigbee tree network subsystem in the preferred embodiment of the present invention is formed schematic diagram;
Fig. 4 is that the structure of each node of star network subsystem in the preferred embodiment of the present invention is formed schematic diagram;
Fig. 5 is the monitoring software surface chart at central monitoring station in the preferred embodiment of the present invention.
Embodiment
Build the accurate urgent patient's real-time monitoring system of the compartmentalization that the present invention is based on wireless network as Fig. 1, whole system is mainly by wrist formula multi-physiological-parameter collector 3, form based on the tree-like and wireless mixing sensing network 2 of star and central monitoring station 1.
Wherein, comprise a Zigbee tree network subsystem 21 and some star network subsystems 22 based on tree-like and the wireless mixing sensing network 2 of star.Formed by coordinator node 211, router node 212 and terminal node 213 3 category nodes based on the wireless tree network subsystem 21 of Zigbee., be used for realizing the collection of a plurality of patient's physiologic informations in the single ward and gathering by a host node 221 with a plurality ofly form from node 222 based on point-to-point wireless star subsystem 22.Each node is made up of point-to-point wireless transceiver, will collect physiological data from node 222 and be sent to host node 221, and host node 221 gathers the data of receiving.Coordinator node 211 is responsible for setting up a Zigbee tree network and is safeguarded this network information, router node 212 Maintenance Point routing tables, and the data in the responsible transmission network, 213 of terminal nodes connect with host node 221 information of carrying out based on point-to-point wireless star subsystem 22 by serial ports and pass mutually.Its working method is, host node 221 collections based on point-to-point wireless star subsystem 22 gather a plurality of physiological datas that collect from node 222 in the same ward, through serial ports information directly is forwarded to terminal node 213 based on the wireless tree network subsystem 21 of Zigbee, is sent to the coordinator node 211 of far-end then via a plurality of router nodes 212.Each ward patient's that coordinator node 211 will be collected physiologic information is transferred to central monitoring station 1 in the usb communication mode, thereby realizes the remote transmission of sensing data.
Multi-physiological-parameter wrist formula collector 3 mainly comprises modules such as pressure sensor 32 and the inflator pump 33 of measuring patient heart rate and blood pressure, the thermistor 34 of measuring patient temperature, the infrared electro transceiver 35 of measuring patient's blood oxygen saturation and physiological single processing device 31, as shown in Figure 2.Wherein baroceptor 32, inflator pump 33, thermistor 34 and signal processor 31 integrate, and are made into the wrist formula and wear on patient's arm; Infrared electro transceiver 35 is made into clip and is installed on the patients fingers, and its signal output is connected with physiological single processing device 31.
Wherein, physiological single processing device 31 mainly comprises modules such as microcontroller 311, filtering amplification 312, power supply 313, wherein filtering is amplified 312 modules above-mentioned baroceptor 32, infrared electro transceiver 35 physiological signal relevant with thermistor 34 outputs is handled, microcontroller 311 carries out digital processings such as analog-to-digital conversion, calibration to it, afterwards by going out from node 222 wireless transmissions.
Wherein, as shown in Figure 3, coordinator node 211, router node 212 and terminal node 213 are wireless Zigbee radio-frequency (RF) transceiver, mainly comprise micro controller module 311, Zigbee RF front-end module 214, radio frequency power amplification modules 215; As shown in Figure 4, host node 221 and be point-to-point rf receiver and transmitter from node 222 mainly comprises micro controller module 311, point-to-point RF front-end module 223, radio frequency power amplification modules 224.
Described GSM note machine is connected by the supervisory control comuter of serial ports with central monitoring station 1.
In the present embodiment, microcontroller 214 be ST company based on the STM32F103 of Cortex-M3, inner integrated multiple peripheral hardwares such as USB, serial ports, ADC; Point-to-point radio-frequency front-end 223 is the Nrf24L01 of Nordic company, and frequency range is 2.4GHz-2.5GHz; Radio-frequency (RF) power amplification 224 is the RFX2401C of RFaxis company; Zigbee radio-frequency front-end 214 is the hold concurrently CC2520 of IEEE802.15.4/Zigbee agreement of TI company; Radio-frequency (RF) power amplification 215 is the CC2591 of TI company; Infrared electro transceiver 35 refers to press from both sides ND78108494 for Mai Rui company finger end blood oxygen, and baroceptor is the MPX53GP of Motorola, the PT100 of 34 standards of thermistor, and power supply 313 is 3.6v chargeable lithium cell 2200mAh, brand is HL; GSM note machine 12 is Siemens mc37i; The computer monitoring software at central monitoring station adopts the VC# exploitation; The patient information database adopts SQL Server to set up.The quantity of whole system monitor patients can reach 10000, based on point-to-point wireless star subsystem 2 nodes, based on point-to-point wireless star subsystem node can reach 100m respectively in the transmission range on the open ground, more than the 500m.In project installation was implemented, coordinator node 211, GSM note machine 12 were connected with the supervisory control comuter at central monitoring station 1, are positioned at nurse station; Doctor's office 11 can be installed the computer with wireless network card, to make things convenient for the doctor database at central monitoring station 1 is conducted interviews; Each routing node 212 is positioned on the hospital ward corridor; Each terminal node 213 is connected with host node 221 by serial ports and is packaged together, and is positioned at each doorway, ward; Each integrates from node 222 and many physiology collector, is worn on accurate urgent patient's the wrist.
Claims (8)
1. the accurate urgent patient's real-time monitoring system of the compartmentalization based on wireless network is characterized in that, comprising: multi-physiological-parameter collector, based on tree-like and the wireless mixing sensing network of star and central monitoring station; Described multi-physiological-parameter collector, described based on the tree-like and wireless mixing sensing network of star for the vital signs of gathering patient, the physiological data of multi-physiological-parameter collector collection is transferred to the supervisory control comuter at central monitoring station.
2. the accurate urgent patient's real-time monitoring system of the compartmentalization based on wireless network as claimed in claim 1 is characterized in that: describedly comprise a Zigbee tree network subsystem and some star network subsystems based on tree-like and the wireless mixing sensing network of star;
Described Zigbee tree network system comprises a coordinator node, several router nodes and several terminal nodes, described coordinator node is responsible for setting up a Zigbee tree network and is safeguarded this network information, described router node, be used for the Maintenance Point routing table, and the data in the responsible transmission network, described terminal node is responsible for passing mutually with the host node information of carrying out of star network subsystem;
Each star network subsystem comprises a host node and some from node, described host node is connected by serial ports with terminal node, describedly from node the physiological data of multi-physiological-parameter collector collection is sent to host node, host node gathers the physiological data of receiving;
Host node is forwarded to terminal node with patient's physiological data that collection gathers, and is sent to coordinator node via router node again, and described coordinator node is transferred to the supervisory control comuter at central monitoring station in the usb communication mode.
3. the accurate urgent patient's real-time monitoring system of the compartmentalization based on wireless network as claimed in claim 2, it is characterized in that: coordinator node, router node and the terminal node of described Zigbee tree network subsystem is wireless Zigbee radio-frequency (RF) transceiver, comprises micro controller module, Zigbee RF front-end module and radio frequency power amplification modules.
4. the accurate urgent patient's real-time monitoring system of the compartmentalization based on wireless network as claimed in claim 2, it is characterized in that: the host node of described star network subsystem and be point-to-point rf receiver and transmitter from node comprises micro controller module, point-to-point RF front-end module and radio frequency power amplification modules.
5. the accurate urgent patient's real-time monitoring system of compartmentalization as claimed in claim 1 or 2 is characterized in that described multi-physiological-parameter collector comprises: pressure sensor and inflator pump are used for measuring patient heart rate and blood pressure; Infrared photoelectric sensor is used for measuring patient's blood oxygen saturation; Thermistor is used for measuring patient temperature; The physiological single processing device is for the treatment of the physiological parameter information of gathering.
6. the accurate urgent patient's real-time monitoring system of compartmentalization as claimed in claim 5, it is characterized in that: described pressure sensor, inflator pump, infrared photoelectric sensor, thermistor and physiological single processing device integrate, and are worn on patient's arm; Described infrared light propagated sensation sensor is made into clip, is clipped on patient's the finger, and the signal output of described infrared light propagated sensation sensor is connected with the physiological single processing device.
7. the accurate urgent patient's real-time monitoring system of compartmentalization as claimed in claim 5 is characterized in that: described physiological single processing device is integrated physiological single processing circuit and point-to-point rf receiver and transmitter.
8. the accurate urgent patient's real-time monitoring system of the compartmentalization based on wireless network as claimed in claim 1 is characterized in that: also comprise GSM note machine, be connected by the supervisory control comuter of serial ports with described central monitoring station.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103873579A (en) * | 2014-03-24 | 2014-06-18 | 徐宝伟 | Critically-ill patient real-time monitoring system based on network |
| CN105187510A (en) * | 2015-08-13 | 2015-12-23 | 吉林大学 | Wireless sensor network based ward monitoring system and method |
| CN108769942A (en) * | 2018-05-31 | 2018-11-06 | 国网江苏省电力有限公司连云港供电分公司 | Wireless synchronization sampling system and method based on ZIGBEE broadcast and multicast |
| CN111970375A (en) * | 2020-08-28 | 2020-11-20 | 上海联影医疗科技股份有限公司 | Monitoring device and control method thereof |
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| CN101371801A (en) * | 2008-10-10 | 2009-02-25 | 华南理工大学 | Sickroom wireless monitoring system based on ZigBee |
| CN101778335A (en) * | 2009-01-14 | 2010-07-14 | 深圳市先进智能技术研究所 | Wearable monitoring system and method for community member monitoring |
| CN202843599U (en) * | 2012-09-11 | 2013-04-03 | 大连民族学院 | Pulse remote detection control device based on Zigbee network |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101371801A (en) * | 2008-10-10 | 2009-02-25 | 华南理工大学 | Sickroom wireless monitoring system based on ZigBee |
| CN101778335A (en) * | 2009-01-14 | 2010-07-14 | 深圳市先进智能技术研究所 | Wearable monitoring system and method for community member monitoring |
| CN202843599U (en) * | 2012-09-11 | 2013-04-03 | 大连民族学院 | Pulse remote detection control device based on Zigbee network |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103873579A (en) * | 2014-03-24 | 2014-06-18 | 徐宝伟 | Critically-ill patient real-time monitoring system based on network |
| CN105187510A (en) * | 2015-08-13 | 2015-12-23 | 吉林大学 | Wireless sensor network based ward monitoring system and method |
| CN108769942A (en) * | 2018-05-31 | 2018-11-06 | 国网江苏省电力有限公司连云港供电分公司 | Wireless synchronization sampling system and method based on ZIGBEE broadcast and multicast |
| CN108769942B (en) * | 2018-05-31 | 2022-01-07 | 国网江苏省电力有限公司连云港供电分公司 | Wireless synchronous sampling system and method based on ZIGBEE broadcast and multicast |
| CN111970375A (en) * | 2020-08-28 | 2020-11-20 | 上海联影医疗科技股份有限公司 | Monitoring device and control method thereof |
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Application publication date: 20130710 |