Patient management system after left ventricular auxiliary device implantation and follow-up visit method thereof

Abstract

The invention relates to a left ventricular auxiliary device implantation postoperative patient management system, which comprises management end equipment, patient end equipment, medical care personnel end equipment and a server, and is characterized in that the management end equipment, the patient end equipment and the medical care personnel end equipment are in network connection through the server to form a follow-up visit management system. According to the follow-up visit method, a modular follow-up visit architecture is established based on the patient management system, and data entry and data viewing and processing functions are achieved. According to the invention, the follow-up efficiency can be improved: by automatically generating the daily follow-up task, the workload of medical staff is reduced, and the follow-up efficiency is improved; the patient end equipment collects physiological data and device operation data, and the integrity and timeliness of the data are ensured; the server generates follow-up visit three-color early warning reminding according to a preset follow-up visit early warning rule, abnormal conditions of the patient are found in time, and the safety of the patient is ensured.

Description

Technical Field

[0001] The present invention belongs to the field of communication technology for medical and health care, and particularly relates to a patient management system and a follow-up method for patients after implantation of a left ventricular assist device. Background Art

[0002] A left ventricular assist device (LVAD) is a mechanical assist device used to treat heart failure patients. The rehabilitation management of postoperative patients is crucial for improving the survival rate and quality of life of patients. Currently, postoperative follow-up mainly relies on regular telephone or outpatient follow-up by medical staff, and this method has the following problems: low efficiency: medical staff need to spend a lot of time on telephone follow-up or arranging outpatient visits, and it is difficult to obtain real-time data of patients in a timely manner; incomplete data: it is difficult to comprehensively collect the physiological data of patients and the operation data of the device through telephone follow-up or outpatient follow-up; untimely warning: it is impossible to generate warnings in a timely manner based on real-time data, resulting in the failure to detect and handle the changes in the condition of some patients in a timely manner. Summary of the Invention

[0003] The purpose of the present invention is to overcome the deficiencies of the above technologies, and provide a patient management system and a follow-up method for patients after implantation of a left ventricular assist device, improve the follow-up efficiency, ensure the integrity and timeliness of data, and realize the warning function to ensure that the changes in the condition of patients can be detected and handled in a timely manner.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions: A patient management system for patients after implantation of a left ventricular assist device, including a management terminal device, a patient terminal device, a medical staff terminal device and a server. The management terminal device, the patient terminal device and the medical staff terminal device are respectively connected through the server network to form a follow-up management system, wherein: The management terminal device is used to set follow-up medical institutions, follow-up personnel permissions, follow-up patients and store them in the server, and automatically generate daily follow-up tasks and store them in the server; The patient terminal device is used to collect the physiological data of patients after surgery and the operation data of the left ventricular assist device, and send the data and information to the server; The medical staff terminal device is used to receive the daily follow-up tasks sent by the server. The medical staff follow up the patients according to the daily follow-up tasks and feedback the follow-up results to the server. The server updates the daily follow-up tasks of the patients according to the follow-up results; The server is used to receive and store the data and information sent by the management terminal device, the patient terminal device and the medical staff terminal device, generate follow-up warning reminders according to the preset follow-up warning rules, and send warning signals to the medical staff terminal device.

[0005] Further, the management terminal device includes a follow-up medical institution management module, a follow-up personnel permission management module, and a follow-up patient management module, where: The follow-up medical institution management module is used to manage the medical institutions participating in the daily follow-up of left ventricular assist device implantation; The follow-up personnel permission management module is used to assign permissions to follow-up management personnel and medical staff; The follow-up patient management module is used to manage the affiliated institutions of implanted patients, corresponding follow-up medical staff, follow-up status, and survival condition data information.

[0006] Further, the patient terminal device includes a physiological data monitoring module and a left ventricular assist device operation data monitoring module, where: The physiological data monitoring module is used to monitor the physiological data of the patient's blood pressure, heart rate, and weight in real time; The left ventricular assist device operation data monitoring module is used to record pump speed, flow rate, and power data.

[0007] Further, the medical staff terminal device includes a self-feeling recording module, a medication data input module, a test and examination result data input module, a follow-up record module, a follow-up warning module, and a follow-up record monitoring module, where: The self-feeling recording module is used to record the self-feeling information of the patient's pain level, fatigue level, and activity ability; The medication data input module is used to record the patient's daily medication information; The test and examination result data input module is used to record the test and examination result data information of the patient's most recent visit; The follow-up record module is used for medical staff to record the details and treatment suggestions during the follow-up process; The follow-up warning module is used for medical staff to manage patients in a hierarchical manner in real time every day according to different warning rules; The follow-up record monitoring module is used for medical staff to monitor the operation status of the patient's device and medication information.

[0008] Further, the data of the physiological data monitoring module of the patient terminal device and the data and information collected by the self-feeling input module, medication data input module, and test and examination result data input module of the medical staff terminal device are sent to the server through the communication module.

[0009] A follow-up method for a patient management system based on left ventricular assist device implantation is as follows: 1. Based on the patient management system, establish a modular follow-up architecture, which consists of a user interface module, a data entry module, a data storage module, an intelligent analysis module, and a warning module, where: The user interface module is used to provide a simple and intuitive interaction interface to facilitate the operation of medical staff and patients; The data entry module covers patient health data entry options; The data storage module is used to store the patient's historical data; The intelligent analysis module analyzes and processes the input data; The early warning module is used to issue an alarm in time according to the analysis results. 2. Data Entry (1) General condition recording: including appetite, sleep and body temperature; (2) Circulatory system data entry: The patient fills in the blood pressure values ​​in the morning and before going to bed, and the system automatically calculates the mean pressure and pulse pressure difference; (3) Urine color entry: Ask the patient about the urine color or ask him / her to send a photo of the urine color; (4) Neurological data entry: If the patient experiences dizziness, limb weakness, or paresthesia, select “Yes” and a secondary menu will pop up containing relevant blood pressure values, clinical manifestations, duration, and whether the patient has diabetes; (5) Gastrointestinal bleeding: For black stools, hematemesis, or blood in stools, select "Yes" and a secondary menu will pop up containing relevant information such as blood pressure, heart rate, and whether or not there is fainting. (6) Heart failure related data entry: If you select “yes” for ≥ 1 of the following three items: “dyspnea”, “fatigue”, or “palpitations”, a secondary menu will pop up, with a yellow or red alarm depending on the content of the report; (7) Blood pump status entry: "Flow" and "Power" should be filled in according to the patient's recorded values. "Speed" does not need to be filled in every day. Manual modification and automatic saving of "Blood pump speed" is required. (8) Entry of wire port condition: The system interface displays a query message to the patient, "What is the condition of your wire port (such as redness, swelling, exudation, velvet exposure or other)?", providing two options of "normal" and "abnormal" for the patient to choose. If the patient chooses "normal", the system records the result and prompts the patient to continue to observe the wire port on a daily basis. If the patient chooses "abnormal", a secondary menu pops up and a yellow alarm is prompted; (9) INR entry: If the patient has their INR checked again on the same day, fill in the value. INR > 3 or < 2 indicates a yellow alarm; ≥ 3.5 or ≤ 1.5 indicates a red alarm; (10) Entry of patients’ commonly used medications: Fill in according to the patients’ daily oral medications; (11) Special situation entry: record other discomfort symptoms of the patient, record the time of occurrence, cause, treatment method and current status; (12) Psychological problem entry: If the psychological problem occurs more than 3 times per month or the duration of a single occurrence exceeds 15 minutes, select "Yes", otherwise select "No"; 3. Data viewing and processing functions: (1) View the stage briefing: Check the data fluctuation range within this interval; (2) Coordinate viewing: Include a total of 5 coordinates, namely warfarin + anticoagulation coordinates, engineering data coordinates, blood pressure + pulse pressure difference coordinates, weight coordinates, and medication coordinates; (3) Alarm handling: Return to the main interface, where patients with red or yellow alarms will be displayed. Click on the patient's name to display the alarm content and default handling measures, and click "Handled" to manually modify the handling content.

[0010] Beneficial effects: Compared with the prior art, the present invention can improve the follow-up efficiency: By automatically generating daily follow-up tasks, it reduces the workload of medical staff and improves the follow-up efficiency; Ensure data integrity: The patient-side device collects physiological data and device operation data to ensure the integrity and timeliness of the data; Timely warning: The server generates a three-color follow-up warning reminder according to the preset follow-up warning rules to promptly detect the abnormal conditions of patients and ensure the safety of patients. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of the management system of the present invention; Figure 2 is a flowchart of the follow-up management method; Figure 3 is a case of a certain patient in the embodiment; Figure 4 is a schematic diagram of the postoperative anticoagulation coordinates of a certain patient in the embodiment; Figure 5 is a schematic diagram of the flow rate + power + rotational speed coordinates of a certain patient after surgery in the embodiment; Figure 6 is a schematic diagram of the blood pressure + pulse pressure coordinates of a certain patient after surgery in the embodiment; Figure 7 is a schematic diagram of the weight coordinates of a certain patient after surgery in the embodiment; Figure 8 is a schematic diagram of the medication coordinates of a certain patient after surgery in the embodiment. DETAILED DESCRIPTION OF THE INVENTION

[0012] In order to more clearly understand the above-mentioned objects, features, and advantages of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. In the following description, many specific details are set forth in order to fully understand the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the scope of protection of the present invention. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field to which the present invention belongs. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0013] As shown in the accompanying drawings, this embodiment provides a patient management system after left ventricular assist device implantation, including a management terminal device, a patient terminal device, a medical staff terminal device, and a server. The management terminal device, the patient terminal device, and the medical staff terminal device are respectively connected through the server network to form a follow-up management system, where: The management terminal device is used to set follow-up medical institutions, follow-up personnel permissions, follow-up patients and store them in the server, and automatically generate daily follow-up tasks and store them in the server; The patient terminal device is used to collect the physiological data of the patient after the operation and the operation data of the left ventricular assist device, and send the data and information to the server; The medical staff terminal device is used to receive the daily follow-up tasks sent by the server. The medical staff conducts follow-up on the patient according to the daily follow-up tasks and feeds back the follow-up results to the server. The server updates the daily follow-up tasks of the patient according to the follow-up results; The server is used to receive and store the data and information sent by the management terminal device, the patient terminal device, and the medical staff terminal device, generate follow-up warning reminders according to the preset follow-up warning rules, and send warning signals to the medical staff terminal device.

[0014] The preferred solution of this embodiment is that the management terminal device includes a follow-up medical institution management module, a follow-up personnel permission management module, and a follow-up patient management module, where: The follow-up medical institution management module is used to manage the medical institutions participating in the daily follow-up of left ventricular assist device implantation; The follow-up personnel permission management module is used to assign permissions to follow-up management personnel and medical staff; The follow-up patient management module is used to manage the affiliated institutions of implanted patients, the corresponding follow-up medical staff, follow-up status, and survival situation data information.

[0015] In a preferred embodiment of the present invention, the patient-side device includes a physiological data monitoring module and a left ventricular assist device operation data monitoring module, where: The physiological data monitoring module is used to monitor the patient's physiological data of blood pressure, heart rate and weight in real time; The left ventricular assist device operation data monitoring module is used to record pump speed, flow rate and power data.

[0016] In a preferred embodiment of the present invention, the medical staff-side device includes a self-perception recording module, a medication data input module, a test and examination result data input module, a follow-up record module, a follow-up warning module and a follow-up record monitoring module, where: The self-perception recording module is used to record the patient's self-perception information of pain level, fatigue level and activity ability; The medication data input module is used to record the patient's daily medication information; The test and examination result data input module is used to record the test and examination result data information of the patient's most recent visit; The follow-up record module is used for medical staff to record the details and treatment suggestions during the follow-up process; The follow-up warning module is used for medical staff to manage patients in a hierarchical manner in real time on a daily basis according to different warning rules; The follow-up record monitoring module is used for medical staff to monitor the operation status and medication status information of the patient's device.

[0017] In a preferred embodiment of the present invention, the data of the physiological data monitoring module of the patient-side device and the data and information collected by the self-perception input module, the medication data input module and the test and examination result data input module of the medical staff-side device are sent to the server through the communication module.

[0018] A follow-up method for a patient management system based on a left ventricular assist device implantation, the specific steps are as follows: 1. Establish a modular follow-up architecture based on the patient management system, including a user interface module, a data entry module, a data storage module, an intelligent analysis module and a warning module, where: The user interface module is used to provide a simple and intuitive interaction interface for the convenience of medical staff and patients to operate; The data entry module covers options for entering patient health data; The data storage module is used to store the patient's historical data; The intelligent analysis module analyzes and processes the entered data; The warning module is used to issue an alarm in a timely manner according to the analysis result, 2. Data entry (1) Entering general information: including entering appetite, sleep and body temperature; (2) Circulatory system data entry: The patient fills in the blood pressure values ​​in the morning and before going to bed, and the system automatically calculates the mean pressure and pulse pressure difference; (3) Urine color entry: Ask the patient about the urine color or ask him / her to send a photo of the urine color; (4) Neurological data entry: If the patient experiences dizziness, limb weakness, or paresthesia, select “Yes” and a secondary menu will pop up containing relevant blood pressure values, clinical manifestations, duration, and whether the patient has diabetes; (5) Gastrointestinal bleeding: For black stools, hematemesis, or blood in stools, select "Yes" and a secondary menu will pop up containing relevant information such as blood pressure, heart rate, and whether or not there is fainting. (6) Heart failure related data entry: If you select “yes” for ≥ 1 of the following three items: “dyspnea”, “fatigue”, or “palpitations”, a secondary menu will pop up, with a yellow or red alarm depending on the content of the report; (7) Blood pump status entry: "Flow" and "Power" should be filled in according to the patient's recorded values. "Speed" does not need to be filled in every day. Manual modification and automatic saving of "Blood pump speed" is required. (8) Entry of wire port condition: The system interface displays a query message to the patient, "What is the condition of your wire port (such as redness, swelling, exudation, velvet exposure or other)?", providing two options of "normal" and "abnormal" for the patient to choose. If the patient chooses "normal", the system records the result and prompts the patient to continue to observe the wire port on a daily basis. If the patient chooses "abnormal", a secondary menu pops up and a yellow alarm is prompted; (9) INR entry: If the patient has their INR checked again on the same day, fill in the value. INR > 3 or < 2 indicates a yellow alarm; ≥ 3.5 or ≤ 1.5 indicates a red alarm; (10) Entry of patients’ commonly used medications: Fill in according to the patients’ daily oral medications; (11) Special situation entry: record other discomfort symptoms of the patient, record the time of occurrence, cause, treatment method and current status; (12) Psychological problem entry: If the psychological problem occurs more than 3 times per month or the duration of a single occurrence exceeds 15 minutes, select "Yes", otherwise select "No"; 3. Data viewing and processing functions: (1) Check the periodic briefing: check the data fluctuation range within the period; (2) Coordinate viewing: including warfarin + anticoagulation coordinates, engineering data coordinates, blood pressure + pulse pressure difference coordinates, body weight coordinates and medication coordinates, a total of 5 coordinates; (3) Alarm processing: Return to the main interface, and patients with red or yellow alarms will be displayed. Click the patient's name to display the alarm content and default processing measures. Click "Processed" to manually modify the processing content.

[0019] The present invention will be described in detail below according to the content of the described embodiments. 1. System architecture design: Adopt a modular design, including a user interface module, a data entry module, a data storage module, an intelligent analysis module, and an early warning module, etc. The user interface module is responsible for providing a simple and intuitive interaction interface to facilitate the operation of medical staff and patients; the data entry module covers a rich variety of health data entry options, such as the various contents introduced in detail below; the data storage module is used to safely and reliably store the historical data of patients; the intelligent analysis module analyzes and processes the entered data according to preset algorithms; the early warning module issues an alarm in a timely manner according to the analysis results.

[0020] 2. Data entry function: (1) General situation entry: Include the entry of appetite, sleep, and body temperature. Appetite is divided into "good" (no obvious change in appetite and food intake), "general" (appetite and food intake have decreased but the decrease is <50%), and "poor" (appetite has decreased to less than 50% of the previous level) according to the patient's self-feeling; sleep is also classified as "good" (no obvious change all the time), "general" (sleep time has decreased but the decrease is <50%), and "poor" (sleep time has decreased to less than 50% of the previous level) according to the patient's self-feeling; only the patient's morning body temperature needs to be filled in.

[0021] (2) Circulatory system data entry: The patient's morning and bedtime blood pressure values (systolic pressure and diastolic pressure) need to be filled in, and the system automatically calculates the mean pressure and pulse pressure difference. When the mean pressure ≥ 80 or ≤ 65, it is a yellow alarm; ≥ 85 or ≤ 60 is a red alarm. The heart rate is recorded according to the patient's reported value. Ask the patient about symptoms related to orthostatic hypotension (dizziness, syncope, unsteadiness when standing, or fainting after suddenly changing body position), select "yes" if there are any, and "no" if not. If the 24-hour urine volume is less than 400 ml, select "yes" for oliguria. Ask the patient about the condition of cold extremities, select "yes" if there are any. When ≥ 1 item of "orthostatic hypotension", "oliguria", and "cold extremities" is selected as "yes", a red alarm will be prompted after submission.

[0022] (3) Urine color entry: Ask the patient about the urine color or ask them to send a photo of the urine color. If it is red, brown, or soy sauce-colored, a red alarm will be prompted after submission.

[0023] (4) Nervous system data entry: If the patient experiences dizziness, limb weakness, or paresthesia (abnormal pain, touch, or temperature sensation), select “Yes” and a secondary menu will pop up, which contains relevant blood pressure values, clinical manifestations, duration, and whether or not there is diabetes for reporting. If “Yes” is selected for ≥ 1 of the three items “dizziness,” “limb weakness,” or “paresthesia,” a yellow or red alarm will be prompted based on the content of the secondary menu. If the patient’s consciousness level is abnormal, such as drowsiness or confusion, select “Abnormal” and a secondary menu will pop up. A yellow alarm will be prompted after the abnormal consciousness level is submitted.

[0024] (5) Gastrointestinal bleeding: For black stools, hematemesis, and bloody stools, select "Yes" and a secondary menu will pop up containing relevant information such as blood pressure, heart rate, and whether or not you fainted. If "Yes" is selected for ≥ 1 of the three items "black stools", "hematemesis", and "bloody stools", a yellow or red alarm will be prompted based on the content of the secondary menu.

[0025] (6) Heart failure related data entry: Select "Yes" for ≥1 of the following three items: "Dyspnea", "Fatigue" and "Palpitations". A secondary menu will pop up, and a yellow or red alarm will be prompted based on the reported content. "Standard weight" does not need to be filled in every day, and can be manually modified and automatically saved. "Weight" is filled in with the patient's fasting weight in the morning. The system automatically calculates the "ring difference" and "standard deviation". If the ring difference is ≥1.0kg, a yellow alarm will be prompted.

[0026] (7) Blood pump status entry: “Speed” does not need to be filled in daily, it can be manually modified and automatically saved. “Flow” and “Power” are filled in according to the patient’s recorded values.

[0027] (8) Entry of wire port condition: The system interface displays a query message to the patient, "What is the condition of your wire port (such as redness, swelling, exudation, velvet exposure or other)?", providing two options of "normal" and "abnormal" for the patient to choose. If the patient chooses "normal", the system records the result and prompts the patient to continue to observe the wire port on a daily basis. If the patient chooses "abnormal", a secondary menu pops up and a yellow alarm is prompted; (9) INR entry: If the patient has their INR checked again on the same day, fill in the value. INR>3 or <2 is a yellow alarm; ≥3.5 or ≤1.5 is a red alarm.

[0028] (10) Entry of patients’ commonly used medications: Fill in according to the patients’ daily oral medications.

[0029] (11) Special situation entry: Record other problems that may affect the patient's health and safety and are not included in the above issues. If it is a symptom of discomfort, record the time of occurrence, cause, treatment method, current status, etc.

[0030] (12)Psychological problem entry (popping up on the 1st of each month): For each psychological problem, select "Yes" if it occurs more than 3 times a month or the single occurrence duration exceeds 15 minutes, and select "No" otherwise.

[0031] 3. Data viewing and processing functions: (1)Viewing periodic briefings: After submission, click on the patient briefing, select the date range in "Select Date", and the data fluctuation range within this range can be viewed.

[0032] (2)Coordinate viewing: Includes a total of 5 coordinates, namely warfarin + anticoagulation coordinate, engineering data coordinate, blood pressure + pulse pressure difference coordinate, weight coordinate, and medication coordinate. The date range ("week", "month" or adjusted by oneself) can be selected, and clicking on the coordinate name under the date can hide or unhide it.

[0033] (3)Alarm handling: Return to the main interface, red or yellow alarm patients will be displayed. Click on the patient's name to display the alarm content and default handling measures, and the handling content can be manually modified by clicking "Handled".

[0034] The above detailed description of a patient management system and its follow-up method after left ventricular assist device implantation with reference to the embodiments is illustrative rather than restrictive. Several embodiments can be listed according to the defined scope. Therefore, changes and modifications within the general concept of the present invention should fall within the protection scope of the present invention.

Claims

1. A patient management system after left ventricular assist device implantation, characterized by: It includes a management terminal device, a patient terminal device, a medical staff terminal device and a server. The management terminal device, the patient terminal device and the medical staff terminal device are connected through a server network to form a follow-up management system, wherein: The management end device is used to set the follow-up medical institutions, follow-up personnel permissions, follow-up patients and store them on the server, and automatically generate daily follow-up tasks and store them on the server; The patient-side device is used to collect the patient's postoperative physiological data and left ventricular assist device operation data, and send the data and information to the server; The medical staff end device is used to receive the daily follow-up tasks sent by the server. The medical staff follows up the patients according to the daily follow-up tasks and feeds back the follow-up results to the server. The server updates the patient's daily follow-up tasks according to the follow-up results. The server is used to receive and store data and information sent by management-side devices, patient-side devices and medical staff-side devices, generate follow-up warning reminders according to preset follow-up warning rules, and send warning signals to medical staff-side devices.

2. The patient management system after left ventricular assist device implantation according to claim 1, characterized in that: The management terminal device includes a follow-up medical institution management module, a follow-up personnel authority management module and a follow-up patient management module, wherein: The follow-up medical institution management module is used to manage the medical institutions involved in the daily follow-up of left ventricular assist device implantation; The follow-up personnel authority management module is used to assign authority to follow-up management personnel and medical staff; The follow-up patient management module is used to manage the implanted patient's institution, corresponding follow-up medical staff, follow-up status and survival data information.

3. The patient management system after left ventricular assist device implantation according to claim 1, characterized in that: The patient-side device includes a physiological data monitoring module and a left ventricular assist device operation data monitoring module, wherein: The physiological data monitoring module is used to monitor the patient's blood pressure, heart rate and weight physiological data in real time; The left ventricular assist device operation data monitoring module is used to record pump speed, flow and power data.

4. The patient management system after left ventricular assist device implantation according to claim 1, characterized in that: The medical staff end device includes a self-perception recording module, a medication data input module, a test result data input module, a follow-up recording module, a follow-up warning module and a follow-up record monitoring module, wherein: The self-perception recording module is used to record the patient's own self-perception information on pain level, fatigue level and activity ability; The medication data input module is used to record patients’ daily medication information; The test result data input module is used to record the test result data information of the patient's most recent visit; The follow-up record module is used by medical staff to record the details and treatment suggestions during the follow-up process; The follow-up warning module is used by medical staff to manage patients in real time and daily according to different warning rules; The follow-up record monitoring module is used by medical staff to monitor the patient's device operation, wire port status and medication information.

5. The patient management system after left ventricular assist device implantation according to claim 3, characterized in that: The data and information collected by the physiological data monitoring module of the patient-side device are sent to the server through the communication module.

6. The patient management system after left ventricular assist device implantation according to claim 4, characterized in that: The data and information collected by the self-perception input module, the medication data input module and the test result data input module of the medical staff end device are sent to the server through the communication module.

7. A follow-up method, characterized by: A patient management system after left ventricular assist device implantation according to any one of claims 1 to 6, wherein the specific steps of the follow-up method are as follows:

1. Establish a modular follow-up architecture based on the patient management system, which consists of a user interface module, a data entry module, a data storage module, an intelligent analysis module, and an early warning module, among which: The user interface module is used to provide a simple and intuitive interactive interface to facilitate operation by medical staff and patients; The data entry module covers patient health data entry options; The data storage module is used to store the patient's historical data; The intelligent analysis module analyzes and processes the input data; The early warning module is used to issue an alarm in time according to the analysis results.

2. Data Entry (1) General condition recording: including appetite, sleep and body temperature; (2) Circulatory system data entry: The patient fills in the blood pressure values ​​in the morning and before going to bed, and the system automatically calculates the mean pressure and pulse pressure difference; (3) Urine color entry: Ask the patient about the urine color or ask him / her to send a photo of the urine color; (4) Neurological data entry: If the patient experiences dizziness, limb weakness, or paresthesia, select "Yes" and a secondary menu will pop up containing relevant blood pressure values, clinical manifestations, duration, and whether the patient has diabetes; (5) Gastrointestinal bleeding: For black stools, hematemesis, or blood in stools, select "Yes" and a secondary menu will pop up containing relevant information such as blood pressure, heart rate, and whether or not there is fainting. (6) Heart failure related data entry: If you select "Yes" for ≥ 1 of the three items "dyspnea", "fatigue" or "palpitations", a secondary menu will pop up, with a yellow or red alarm depending on the content of the report; (7) Blood pump status entry: "Flow" and "Power" are filled in according to the patient's recorded values. "Speed" does not need to be filled in every day. "Blood pump speed" can be manually modified and automatically saved. (8) Entry of wire port condition: The system interface displays a query message to the patient, "What is the condition of your wire port (such as redness, swelling, exudation, velvet exposure or other)?", providing two options of "normal" and "abnormal" for the patient to choose. If the patient chooses "normal", the system records the result and prompts the patient to continue to observe the wire port on a daily basis. If the patient chooses "abnormal", a secondary menu pops up and a yellow alarm is prompted; (9) INR entry: If the patient has his INR checked on the same day, fill in the value. INR>3 or <2 is a yellow alarm; ≥3.5 or ≤1.5 is a red alarm; (10) Entry of patients’ commonly used medications: Fill in according to the patients’ daily oral medications; (11) Special situation entry: record other discomfort symptoms of the patient, record the time of occurrence, cause, treatment method and current status; (12) Psychological problem entry: If the psychological problem occurs more than 3 times per month or the duration of a single occurrence exceeds 15 minutes, select "Yes", otherwise select "No"; 3. Data viewing and processing functions: (1) Check the periodic briefing: check the data fluctuation range within the period; (2) Coordinate viewing: including warfarin + anticoagulation coordinates, engineering data coordinates, blood pressure + pulse pressure difference coordinates, body weight coordinates and medication coordinates, a total of 5 coordinates; (3) Alarm processing: Return to the main interface, and patients with red or yellow alarms will be displayed. Click the patient's name to display the alarm content and default processing measures. Click "Processed" to manually modify the processing content.

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