CN103514378B - A kind of tele-medicine nursing system based on WLAN indoor positioning technologies - Google Patents

Abstract

The invention discloses a remote medical care system based on WLAN indoor positioning technology, which includes terminal equipment equipped for doctors who conduct ward rounds, a hospital care management server, a patient's personal home page, and multiple AP wireless terminals set in hospital aisles or corridors. Access point, install a Wi-Fi tag on each patient's bed in the ward to identify the patient on the corresponding bed, and form a wireless local area network for data communication. The terminal device and the hospital nursing management server communicate wirelessly through the AP wireless access point , the terminal device includes an ARM processor, and the ARM processor is connected with a Wi-Fi tag for positioning, a camera and a microphone; the medical care method realized by the present invention can meet the needs of the patient's family members to understand the patient's condition in a timely manner, and improve medical services. the quality of.

Description

A remote medical care system based on WLAN indoor positioning technology

technical field

The invention relates to the field of remote medical care systems, in particular to a remote medical care system based on WLAN indoor positioning technology.

Background technique

At present, the hospital is gradually carrying out and realizing the construction of digital hospital. The digital hospital management system has gradually entered the field of hospital management, realizing the upgrade and management of HIS (Hospital Management System), LIS (Inspection Report Text Transmission System), RIS (Radiation Report Text Transmission System), PACS (Image Report Image Transmission System), and Realize the digitalization of outpatient procedures, paperless outpatient prescriptions, fees, and medicine collection, electronic call-calling systems, digitalized physical examination reports and health file storage, digitalized cost accounting and control, and paperless medical records and doctor's orders, etc., and gradually realize hospital digitalization and information Fully automated, procedural and scientific management. The service channels provided for patients on the hospital webpage include: patient inquiry, inspection and test result inquiry, appointment registration, remote monitoring, online inquiry, online consultation, medical notice, hospital mailbox and other entrances.

The status quo of telemedicine in hospitals is gradually showing the development characteristics of entering the community, moving towards the family, and more oriented to individuals, providing directional and personalized services. The development of telemedicine is closely synchronized with the development of smart phones. With the development of Internet of Things technology and the popularization of smart phones, telemedicine has also begun to combine with cloud computing and cloud services, providing more convenient and more intimate daily medical care for ordinary users. Prevention, medical monitoring services. Telemedicine has also developed from disease treatment to disease prevention.

The status quo of the medical care system is to use the Internet of Things technology to gradually realize automation and intelligence. For example, the system functions of the intelligent medical wireless nursing system launched in June 2013 include all-weather wireless personnel positioning monitoring and management functions, wireless positioning video linkage functions and other functions. The function of personnel positioning management can enable the management personnel to monitor the detailed information and number of the elderly in each floor area of the welfare home in real time, effectively prevent accidents that may occur when the elderly are active alone, and reduce the emergency situation that the elderly cannot call for help in time; in addition, it can also realize The number of elderly people in the rooms on the designated floor is automatically counted, and the location of the elderly can be quickly located in the event of an emergency, which greatly reduces the work intensity of guardianship and management personnel and effectively protects the personal safety of the elderly in welfare homes. Video linkage function: When any abnormal alarm occurs, the system will immediately link with the remote video surveillance system, and according to the alarm location provided by the positioning system, dispatch nearby cameras for real-time image viewing of the event and provide real image information and events for the first time in event processing Handle image storage.

A widespread problem in hospitalization now is that "one person gets sick and affects the whole family". Since the family members of the patients have their own daily life and work, they need to ask for leave to accompany them. Sometimes the family members of the patients outside the province even need to travel long distances between the hospital and their home, which is very consuming manpower, material and financial resources. Although the hospital has a visiting policy, if the visiting time is over, the family members will not be able to see the patient and understand the patient's condition. In addition, although some hospitals now have a policy of unaccompanied wards with specialized personnel accompanying them, the family members of patients still feel worried if they cannot learn about the treatment status of patients in a timely manner for a long time.

Contents of the invention

The purpose of the present invention is to provide a remote medical care system based on WLAN indoor positioning technology to solve the above problems.

In order to realize the telemedicine nursing system, the technical scheme adopted in the present invention is:

A remote medical care system based on WLAN indoor positioning technology, characterized in that: it includes terminal equipment for doctors who conduct ward rounds, a hospital care management server, a patient's personal homepage, and multiple AP wireless stations set up in hospital aisles or corridors. The access point, the Wi-Fi tag used to identify the patient on the corresponding bed is installed at the bed of each patient in the ward, forming a wireless local area network for data communication, and the terminal equipment and the hospital nursing management server communicate wirelessly through the AP wireless access point , the terminal device includes an ARM processor, and the ARM processor is connected with a Wi-Fi tag for positioning, a camera and a microphone; the hospital nursing management server is used to automatically monitor the patient's audio and video information according to the date or time of rounds Sorting; the patient's personal homepage is used by the patient's family members to access the patient's hospitalization information data on the homepage; the specific implementation process is as follows:

(1), first initialize the data in the head-mounted terminal device;

(2) When the doctor enters the ward for ward rounds, the head-mounted terminal device performs the following processing:

(a) The head-mounted terminal device reads the data of the surrounding Wi-Fi tags used to identify the patients in the beds. The data of the Wi-Fi tags includes information such as the patient's name, ID number, bed number, and medical insurance number. The data is processed by the ARM processor, and the position identified by the tag corresponding to the maximum Wi-Fi signal value is used as the position of the bed (that is, the corresponding patient position), and the information is sent to the server;

(b), the Wi-Fi tag used for positioning in the head-mounted terminal device also transmits the doctor's location information to the nursing management server, so as to know the doctor's location information;

(3) The doctor turns on the audio and video control switch on the head-mounted terminal device and begins to examine the patient. The doctor presses the control switch of the head-mounted terminal device on, indicating that all information starts to be transmitted to the server. The specific sending process is:

(a) The head-mounted terminal device establishes a link with the Wi-Fi identification tag to obtain the information of the patient's name, ID number, bed number, and consultation number;

(b), then the head-mounted terminal device establishes a link with the AP wireless access point;

(c) Finally, the patient's name, ID number, bed number, visit number, audio and video of the examination are sent to the server through the AP access point. Among them, the content of the patient's examination includes viewing medical records and nursing records, inquiring about the patient's current physiological condition, reviewing the current drug use, and collecting various auxiliary examination reports. After the examination of the patient, the doctor will provide the patient with medical advice, including Treatment arrangements, nursing suggestions, changes in medication, precautions in life, psychological comfort, etc.;

(d) The doctor presses the control switch off after the examination of the patient, indicating that the examination process is over and the transmission of the current patient information is stopped;

(4) The server automatically sorts the audio and video information based on the patient's name, ID number, bed number and visit number, and adds the audio and video data of the doctor's examination of the patient to the patient's personal information according to the date or time. on the home page;

(5) The patient's family members can log in to the corresponding patient's personal homepage through the patient account on the hospital homepage to view various hospitalization information and data of the patient. Anywhere and more directly, vividly, and specifically understand the patient's treatment situation, the patient's family members can exempt or shorten the bedtime, and also reduce the number of visits to the hospital, so as to minimize the impact on the daily life and work of the patient's family members .

The advantages of the present invention are:

The main purpose of the present invention is to further improve the telemedicine technology currently available in hospitals, and to provide a more complete and convenient telemedicine nursing system, which brings convenience to hospitals, patients, and family members of patients, and especially ensures that family members can learn about it anytime, anywhere. The progress of the treatment of family members who are hospitalized in the hospital can allow the family members to carry out their daily work with peace of mind, without having to accompany them in the hospital day and night.

The present invention gives full play to the advantages of the wireless local area network (WLAN) indoor positioning technology, and realizes the transmission of the patient's will and the audio and video information of the patient's current condition through the wireless link and the Internet, so that doctors, nurses, patients, and patients' family members can communicate with each other. Collaborate and understand each other, shorten the distance between doctors and patients, and improve the existing level of medical services.

Description of drawings

Figure 1 is a block diagram of a remote care system based on WLAN indoor positioning technology.

Figure 2 is a schematic diagram of the network link of the remote care system based on WLAN indoor positioning technology.

detailed description

As shown in Figure 1. The block diagram of the remote nursing system based on WLAN indoor positioning technology includes Wi-Fi tags 1 that identify different patients at the hospital bed, doctor's head-mounted terminal equipment 2, AP wireless access point 3, hospital nursing management server 4, and patient personal data. homepage5. The doctor's head-mounted terminal device 2 also includes an ARM processor 2-1, a Wi-Fi positioning tag 2-2, a camera 2-3, and a microphone 2-4. This block diagram is the overall architecture of the WLAN telemedicine care system. The specific implementation process is as follows:

1. The Wi-Fi tag on the bed is used to identify the patient. The tag sends a wireless signal to the surroundings, and the signal contains the patient's name, ID number, bed number, and the patient's medical insurance number (or visit number), so as to distinguish the patient corresponding to each hospital bed. Initialize the data in the doctor's head-mounted terminal device.

2. The doctor's head-mounted terminal device is composed of an ARM processor, a Wi-Fi positioning tag, a camera, a microphone, and auxiliary control switches. The detailed steps are as follows:

(1) After the doctor enters the ward and starts rounds, the Wi-Fi tag used for positioning in the head-mounted terminal device transmits the doctor's location information to the nursing management server, which is set to monitor the doctor's location every 10 seconds The location can be positioned once, so that the doctor's location can be known in time, and the power consumption can also be reduced, thereby prolonging the use time of the Wi-Fi tag;

(2) The head-mounted terminal device then starts to scan and read the wireless signal strength value (ie SSID value) sent by the surrounding Wi-Fi identification tags. After the read SSID data value is compared and calculated by the ARM processor, the position identified by the tag corresponding to the maximum SSID value is used as the position of the patient currently being examined, so as to obtain the patient's bed number and medical insurance number (or visit number) to the server;

(3) The doctor turns on the audio and video control switch on the head-mounted terminal device and begins to examine the patient. The doctor presses the control switch of the head-mounted terminal device on, indicating that all information starts to be transmitted to the server. The specific sending process is:

(a) The head-mounted terminal device establishes a link with the Wi-Fi identification tag to obtain the information of the patient's name, ID number, bed number, and consultation number;

(b), then the head-mounted terminal device establishes a link with the AP wireless access point;

(c) Finally, the patient's name, ID number, bed number, visit number, audio and video of the examination are sent to the server through the AP access point. Among them, the content of the patient's examination includes viewing medical records and nursing records, inquiring about the patient's current physiological condition, reviewing the current drug use, and collecting various auxiliary examination reports. After the examination of the patient, the doctor will provide the patient with medical advice, including Treatment arrangements, nursing advice, changes in medication, precautions in life, psychological comfort, etc.

(d) After the doctor finishes checking the patient, press the control switch to off, which means the checking process is over and the transmission of the current patient information stops.

4. The server automatically sorts the audio and video information based on the patient’s name, ID number, bed number and visit number, and adds the audio and video data of the doctor’s examination of the patient to the patient’s personal homepage according to the date or time .

5. The patient's personal homepage contains the patient's personal identity information, bed number, visit number, audio and video information of hospitalization records, audio and video information of the latest updated ward round inspection results, text information of electronic medical records, and corresponding medical images Information, such as still images and moving images such as X-ray films and CT images. The audio and video information includes the whole process of the doctor's examination and doctor's order.

6. The patient’s family members can log in to the corresponding patient’s personal homepage on the hospital’s homepage through the patient’s account (the user name is set to the patient’s consultation number, and the initial password can be set uniformly and then changed by the patient or family member) to log in to the corresponding patient’s personal homepage. It is not restricted by conditions such as hospital severe isolation or visiting time, and can learn more directly, vividly, and specifically about the patient's treatment situation anytime, anywhere, and the family members of the patient can exempt or shorten the bedtime. The number of visits to the hospital can be reduced, which can minimize the impact on the daily life and work of the patient's family members, and solve the problem of "one person is sick, and the whole family is affected".

as shown in picture 2. The network link diagram of the remote care system based on WLAN indoor positioning technology schematically illustrates the process of how data is transmitted in the wireless link in the wireless local area network. The specific process is as follows:

1. Install the Wi-Fi identification tag on the bed of the patient. The label of each label corresponds to the bed number one by one, and set the label to 1, 2, 3 , ... , n. When a patient checks in or leaves the bed, it is necessary to update and re-associate the information of the patient's visit number and the bed number in the database. In this way, the visit number of the patient is in one-to-one correspondence with the label number of the identification.

2. When a doctor makes a ward round, the position remains unchanged for a short period of time when the doctor arrives at a certain bed, so that the wearable head-mounted terminal device can scan the SSID value of the Wi-Fi identification label around the current position, and then check the SSID1, SSID2, . .. and SSIDn values are compared, and the location of the Wi-Fi identification tag corresponding to the SSID value with the largest value is taken as the current location to obtain the corresponding patient visit number.

3. At the same time, the head-mounted terminal device also scans the signal strength of AP1, AP2,..., APm wireless access points in the surrounding aisles or corridors during the doctor's rounds, and calculates them through the ARM processor. Get the doctor's location information and send it to the hospital nursing management server, so that the server-side monitoring personnel can know the doctor's current location.

4. From the description of Figure 1, it is known that when the doctor examines each patient, he controls the patient's personal information, audio and video information to be accessed wirelessly through the AP by turning on and off the control switch on the head-mounted terminal device. point to the server for transmission.

5. The server automatically sorts the audio and video information based on the patient's name, ID number, bed number and visit number, and adds the audio and video data of the doctor's examination of the patient to the patient's personal homepage according to the date or time .

6. The patient's home page contains the patient's text, audio, and video information. From it, the patient's personal identity information, electronic medical records of hospitalization, audio and video information of receiving examinations, and various medical image information can be learned.

7. The patient's family members can use the mobile phone or computer to visit the patient's personal homepage anytime and anywhere through the 3G network or the Internet, so as to keep abreast of the patient's condition.

The present invention adopts a remote medical care system based on WLAN indoor positioning technology. The system is used to help patients' family members realize remote care for family members receiving treatment in the hospital. The medical care method implemented by the system can meet the needs of the patient's family members to understand the patient's condition in a timely manner, and improve the quality of medical services.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still be used for the foregoing embodiments The technical solutions described are modified, or some of the technical features are equivalently replaced; these modifications or replacements do not make the essence of the technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (2)

1. A remote medical care system based on WLAN indoor positioning technology, characterized in that: it includes a terminal device equipped for doctors who make ward rounds, a hospital care management server, a patient's personal home page, and multiple places in the hospital aisle or corridor. AP wireless access point, install a Wi-Fi label on each patient's bed in the ward to identify the patient on the corresponding bed, and form a wireless local area network for data communication. The terminal equipment and the hospital nursing management server are connected through the AP wireless access point. For wireless communication, the terminal equipment includes an ARM processor, and the ARM processor is connected with a Wi-Fi tag, a camera and a microphone for positioning; the hospital nursing management server is used to monitor the patient's audio and video according to the date or time of ward rounds. The information is automatically sorted; the patient's personal homepage is used by the patient's family members to access the patient's hospitalization information data on the homepage; the specific implementation process is as follows: (1), first initialize the data in the terminal device; (2) When the doctor enters the ward for ward rounds, the terminal device performs the following processing: (a) The terminal device reads the data of the surrounding Wi-Fi tags used to identify the patients in the beds. The data of the Wi-Fi tags includes the patient’s name, ID number, bed number and medical insurance number information, and the read data is passed through the ARM Processed by the processor, and the location identified by the label corresponding to the maximum Wi-Fi signal value is used as the location of the bed, that is, the corresponding patient location, and the information is sent to the hospital nursing management server; (b) The Wi-Fi positioning tag used for positioning in the terminal device also transmits the doctor's location information to the nursing management server, so as to know the doctor's location information; (3) The doctor turns on the audio and video control switch on the terminal device and begins to examine the patient; the doctor presses the control switch on the terminal device to indicate that all information starts to be transmitted to the server; the specific sending process is: (a) The terminal device establishes a link with the Wi-Fi tag used to identify the patient in the bed, and obtains the patient's name, ID number, bed number, and consultation number information; (b), then the terminal device establishes a link with the AP wireless access point; (c) Finally, through the AP wireless access point, the patient's name, ID number, bed number, visit number, and audio and video information of the examination are sent to the server; among them, the content of the patient's examination includes viewing medical records and nursing records, inquiring Understand the patient's current physiological condition, review the current drug use, and collect various auxiliary examination reports. After the patient's inspection is over, the doctor will provide the patient with medical advice; (d) After the doctor's examination of the patient, press the control switch of the terminal device to close, indicating that the examination process is over, and the transmission of the current patient information is stopped; (4) The hospital nursing management server automatically sorts the audio and video information based on the patient's name, ID number, bed number and visit number information, and adds the audio and video data of the doctor's examination of the patient to the patient according to the date or time on your personal homepage; (5) The patient's family members can log in to the corresponding patient's personal homepage through the patient account on the hospital homepage to view various hospitalization information data of the patient. 2. The remote medical care system based on WLAN indoor positioning technology according to claim 1, characterized in that: said terminal device is a head-mounted terminal device.