CN112603326A - Disability old man monitoring system based on NB-IOT technology - Google Patents

Disability old man monitoring system based on NB-IOT technology Download PDF

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Publication number
CN112603326A
CN112603326A CN202011451335.7A CN202011451335A CN112603326A CN 112603326 A CN112603326 A CN 112603326A CN 202011451335 A CN202011451335 A CN 202011451335A CN 112603326 A CN112603326 A CN 112603326A
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China
Prior art keywords
wheelchair
equipment
cloud server
iot
communication module
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Granted
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CN202011451335.7A
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Chinese (zh)
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CN112603326B (en
Inventor
杨丽清
陈琳
侯文生
吴小鹰
丁志美
郭文庆
刘璐
王星
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Chongqing University
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Chongqing University
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10Parts, details or accessories
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05Parts, details or accessories of beds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05Parts, details or accessories of beds
    • A61G7/057Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/38Services specially adapted for particular environments, situations or purposes for collecting sensor information

Abstract

The invention relates to a monitoring system for disabled old people based on NB-IOT technology, and belongs to the technical field of Internet of things. The system comprises a wheelchair, a nursing bed and a sensor group attached to the wheelchair to form an equipment sensing layer, and acquires physiological parameters of disabled old people, wheelchair tracks and other data; the NB-IOT communication module forms a transmission layer, and transmits the acquired physiological parameter information to a network layer in a real-time wireless manner; the network layer adopts a cloud server and receives the data of the registered equipment sensing layer; the application layer can display the information of the disabled old people in real time, and meanwhile, an execution command can be issued to the nursing bed and the wheelchair according to the auxiliary decision suggestion, so that the closed-loop design of the monitoring system of the disabled old people is realized. The invention can monitor the physiological health parameters and the wheelchair motion trail of the disabled elderly in real time, can analyze and issue decision instructions according to data, saves the nursing cost to the maximum extent and ensures that the disabled elderly are fully nursed.

Description

Disability old man monitoring system based on NB-IOT technology
Technical Field
The invention belongs to the technical field of Internet of things, and relates to a monitoring system for disabled old people based on NB-IOT technology.
Background
At present, patent CN108682455A discloses a remote medical monitoring system and method based on NB-IOT, in which, a patient wears a medical sensing device to record body index data at any time and any place, and uploads the body index data to a medical monitoring system through an NB-IOT network, thereby alleviating the problem of medical resource shortage in hospitals, enabling doctors to observe or statistically analyze the body index data of the patient in real time, and the system actively gives an alarm for abnormal index data to provide reference basis for doctor diagnosis; patent CN110327051A discloses an intelligent monitoring system of nursing type asylum for aged based on cloud platform, including high in the clouds service platform, mobile terminal and flexible wearable equipment. The cloud service platform integrates a cloud data management unit, a personal data management unit and a monitoring center management unit; the cloud service platform is internally provided with system programs, and the system programs comprise an access control program, a visiting program, a basic vital sign monitoring program, a dynamic monitoring program and an emergency processing program; the mobile terminal comprises a client terminal, a contact terminal, a doctor terminal and a relatives and friends terminal, and is connected with the cloud service platform through a wireless network.
Most of solutions given in the market at present pay attention to general common medical problems, the attention of special people such as disabled old people is not enough, meanwhile, the design scheme only pays attention to the problem of information reporting and does not give a solution for issuing an execution command, and the proposal of the invention can well make up for the defect.
Disclosure of Invention
In view of this, the present invention provides a monitoring system for disabled elderly based on NB-IOT technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a monitoring system for disabled old people based on NB-IOT technology comprises an equipment sensing layer formed by a nursing bed and a wheelchair, a transmission layer formed by NB-IOT communication modules, a network layer formed by a cloud server and an application layer developed based on an application builder;
the nursing bed comprises two layers of detachable inflatable mattresses, a physiological parameter sensor group, an NB-IOT communication module and a motor control module;
the wheelchair comprises a dual-mode positioning module, an NB-IOT communication module and a motor control module;
the transmission layer is communicated by using an NB-IOT technology, after the monitoring equipment is powered on, the built-in NB-IOT communication module is connected with the cellular network base station, and a data transmission channel between the equipment and the cloud server is established;
the network layer is deployed on the cloud server, supports the COAP protocol access equipment, and provides functions of equipment registration, equipment access, equipment management, data acquisition and data storage;
the application layer is developed based on an application builder, deploys vital sign parameter monitoring controls of disabled elderly people, wheelchair running track controls and command controls, and finally releases the controls on line to form a web client.
Optionally, the physiological parameter sensor group is arranged on the nursing bed, the acquired physiological parameters are transmitted to the cloud server through the NB-IOT communication module, the cloud server reports the data to the application server in a subscription manner, and when the parameters are found to exceed a preset threshold, the application server sends an alarm and sends an execution command to the nursing bed in a pushing manner;
optionally, the physiological parameter sensor group includes an electrocardiograph sensor, a temperature and humidity sensor, an ammonia sensor, a pressure sensor and a microcontroller.
Optionally, the wheelchair is embedded in a dual-mode positioning module, positioning information is transmitted to a cloud server through an NB-IOT communication module, the cloud server reports data to an application server in a subscription manner, and displays a wheelchair running track on a web client, and once the track is found to be deviated, the application server sends an alarm and sends an execution command to the wheelchair in a pushing manner.
Optionally, the transmission layer adopts a narrowband internet of things technology, the NB-IOT communication module is embedded into the wheelchair and the nursing bed, and data of the wheelchair and the nursing bed is sent to the cloud server through the NB-IOT communication module by using a COAP transmission protocol.
Optionally, the network layer adopts a cloud server technology, the communication module registers on the cloud server through the unique IMEI number, and generates a registration code and an access key, and when the sensing device accesses the cloud server, the generated device registration code and the access key are used to realize quick connection with the server.
Optionally, the application layer is developed by using an application builder, and device monitoring, command issuing and device track components are deployed on a development page and are published on the internet to form a web client; medical care personnel can check physiological parameters and running tracks of the disabled old people through a PC or a PAD, and can issue an execution command to the terminal equipment.
The invention has the beneficial effects that: the disabled old people monitoring system based on the NB-IOT technology utilizes the NB-IOT technology and can be deployed by utilizing the existing cellular mobile base station, so that the deployment cost is reduced, the development period is greatly saved, and the intelligent development of rehabilitation nursing of disabled old people can be completed in a short time; physiological parameters and action tracks of the disabled old people are uploaded to an application layer in real time, medical care personnel can monitor the disabled old people only by one computer or one mobile terminal, the problem of hand shortage of an old care mechanism is greatly relieved, real-time information interaction among medical care, nursing care and patients is realized, and intellectualization, visualization, accuracy and high efficiency of nursing of the disabled old people are preliminarily realized.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a view of a nursing bed terminal node structure;
FIG. 3 is a wheelchair terminal node structure view;
FIG. 4 is a schematic diagram of device access;
FIG. 5 is a schematic diagram of application development;
fig. 6 is a schematic diagram of an assistant decision.
Reference numerals: the system comprises a nursing bed, a wheelchair, a transmission layer, a network layer, an application layer, a microprocessor, a temperature and humidity sensor, an ammonia gas sensor, an electrocardio sensor, a pressure sensor, an electric air mattress, a motor control module, a NB-IOT communication module I, a microprocessor, a 32-dual-mode positioning module and a 33-NB-IOT communication module II, wherein the nursing bed is 11, the wheelchair is 12, the transmission layer is 13, the network layer is 14, the application layer is 15, the microprocessor is 21, the temperature and humidity sensor is 22, the ammonia gas sensor is 23, the electrocardio sensor.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
As shown in FIG. 1, the invention provides a solution and a method for a disabled elderly monitoring system based on NB-IOT technology, and the system comprises a nursing bed 11, an equipment sensing layer formed by a wheelchair 12, a transmission layer 13 formed by an NB-IOT communication module, a network layer 14 formed by a cloud server and an application layer 15 at a web end.
As shown in fig. 2, the nursing bed terminal node includes a microprocessor 21, a temperature and humidity sensor 22, an ammonia sensor 23, an electrocardiograph sensor 24, a pressure sensor 25, an electric air mattress 26, a motor control module 27 and an NB-IOT communication module i 28. This nursing bed can guardianship disability old man's basic vital signs parameter, the excrement and urine condition of excreting and the pressurized condition to data that will gather upload to cloud ware through wireless communication module.
As shown in fig. 3, the wheelchair terminal node includes a microprocessor 31, a dual-mode positioning module 32, and a second NB-IOT communication module 33. The wheelchair can monitor the track information of the disabled old people in real time and upload data to the cloud server through the wireless communication module in real time.
As shown in fig. 4, the accessing of the terminal device to the cloud server includes three steps of device registration, product model establishment, and data format conversion: each terminal node is embedded with an NB-IOT communication module, the module has a unique IMEI number, and the number is registered on a cloud server to obtain a registration code and an access key; product models (also called profiles) of a nursing bed and a wheelchair are built on a cloud server and are used for describing the capabilities and characteristics of the two devices, so that a platform can fully understand information such as services, attributes and commands supported by the two terminal devices; and developing a coding and decoding plug-in on the cloud server to complete the conversion of the binary data format of the equipment.
As shown in FIG. 5, the application development comprises four steps of web client page design, device binding, service matching and application publishing. Selecting components such as equipment monitoring, equipment track, command issuing, equipment distribution and the like on an application construction server to carry out client monitoring page layout; binding the equipment monitoring component with the nursing bed equipment, and binding the equipment track component with the wheelchair equipment; matching the service function of the nursing bed or the wheelchair with the data source of the equipment, namely matching the application server with the data source of the cloud server, completing the subscription work of the application server and the cloud server (that is, the application server acquires changed equipment service information (such as equipment registration, equipment data report, equipment state and the like) and management information (soft firmware upgrade state and upgrade result) from the platform by calling an API (application programming interface) of the platform of the internet of things), and meanwhile completing the push work (that is, after the subscription is successful, the platform of the internet of things pushes the corresponding change information to a specified URL (uniform resource locator) address or AMQP (advanced resource locator protocol) message queue according to the data type subscribed by the application server)); and finally, the application is issued, a network client is generated, a client entrance address and a key are generated, and medical personnel can log in the client to check data or issue commands through a PC or mobile equipment.
The disabled elderly monitoring system auxiliary decision system adopts the rule engine function of the application builder, three rules of physiological parameter abnormity, operation track abnormity and pressure abnormity are set on the application builder, the application platform compares the rules set by a user with data reported by equipment, when the equipment meets the set conditions, corresponding actions are triggered, and the application layer issues commands to the equipment to execute corresponding operations.
As shown in fig. 6, the physiological parameter abnormality rule for disabled elderly includes three engines of electrocardiographic parameters, temperature and humidity data and ammonia data: when the electrocardio-parameter collected by the electrocardio-sensor is abnormal (for example, common P wave appears or disappears in advance, QRS wave width is too wide, T wave inversion and the like, and the detection can be specifically set according to the state of a patient and the monitoring requirement), an alarm instruction is triggered and medical care personnel is prompted to check the electrocardio-parameter in time; when the data of the humidity sensor is more than 83% RH (for example, Chongqing belongs to a high humidity area, the annual humidity average of the Chongqing is 78% -83% RH, and other areas can be calibrated according to the area humidity during application), the bed wetting phenomenon of a nursing object is indicated, and an alarm instruction is triggered to prompt medical staff to carry out on-site nursing in time; when the ammonia gas sensor data is larger than 0.55ppm (the threshold value is obtained based on the analysis of 300 groups of data, and can be calibrated according to requirements when applied in different scenes), the condition that a nursing subject has defecation behaviors is indicated, and an alarm instruction is triggered to prompt medical staff to carry out on-site nursing in time; the pressure abnormity rule comprises a time length engine and a threshold value engine, when the nursing object lies in bed for more than 2 hours or the pressure of the local position reaches 32mmHg, an air inflation control instruction is triggered, the air inflation and deflation of the electric inflatable mattress are controlled, and the sleeping posture of the nursing object is adjusted to relieve the local stress condition; the track abnormity rule comprises a time engine and a track engine, when the wheelchair does not have track information for a long time or the track information deviates from a preset track, a control instruction and an alarm instruction are triggered, the wheelchair is controlled to brake, and medical staff are reminded to check the wheelchair in time.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims (7)

1. The utility model provides a disability old man monitor system based on NB-IOT technique which characterized in that: the system comprises an equipment sensing layer formed by a nursing bed and a wheelchair, a transmission layer formed by an NB-IOT communication module, a network layer formed by a cloud server and an application layer developed based on an application builder;
the nursing bed comprises two layers of detachable inflatable mattresses, a physiological parameter sensor group, an NB-IOT communication module and a motor control module;
the wheelchair comprises a dual-mode positioning module, an NB-IOT communication module and a motor control module;
the transmission layer is communicated by using an NB-IOT technology, after the monitoring equipment is powered on, the built-in NB-IOT communication module is connected with the cellular network base station, and a data transmission channel between the equipment and the cloud server is established;
the network layer is deployed on the cloud server, supports the COAP protocol access equipment, and provides functions of equipment registration, equipment access, equipment management, data acquisition and data storage;
the application layer is developed based on an application builder, deploys vital sign parameter monitoring controls of disabled elderly people, wheelchair running track controls and command controls, and finally releases the controls on line to form a web client.
2. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the physiological parameter sensor group is attached to the nursing bed, collected physiological parameters are transmitted to the cloud server through the NB-IOT communication module, the cloud server reports data to the application server in a subscription mode, and when the parameters exceed a preset threshold value, the application server sends an alarm and sends a corresponding execution command to the nursing bed in a pushing mode.
3. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the physiological parameter sensor group comprises an electrocardio sensor, a temperature and humidity sensor, an ammonia sensor, a pressure sensor, a stepping motor and a microcontroller.
4. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the wheelchair is embedded into a dual-mode positioning module, positioning information is transmitted to a cloud server through an NB-IOT communication module, the cloud server reports data to an application server in a subscription mode, the running track of the wheelchair is displayed on a web client, and once the track is found to be deviated, the application server can give an alarm and send a corresponding execution command to the wheelchair in a pushing mode.
5. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the transmission layer adopts the narrowband internet of things technology, the NB-IOT communication module is embedded into the wheelchair and the nursing bed, and data of the wheelchair and the nursing bed are transmitted to the cloud server through the NB-IOT communication module by adopting a COAP transmission protocol.
6. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the network layer adopts a cloud server technology, the communication module is registered on the cloud server through the unique IMEI number, a registration code and an access key are generated, and when the equipment is accessed to the cloud server, the generated equipment registration code and the access key are used for realizing the quick connection with the server.
7. The system for monitoring the disabled elderly based on the NB-IOT technology as claimed in claim 1, wherein: the application layer is developed by adopting an application builder, and equipment monitoring, command issuing and equipment track components are deployed on a development page and are distributed on the internet to form a web client; medical personnel can check physiological parameters and running tracks of the disabled old people in real time through the PC or the PAD, and can issue an execution command to the terminal equipment.
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