WK14 Final
2
Week 14 – Final Draft of Chapter Two
Week 14 – Final Draft of Chapter Two
In the current world of information and communications technology, Bluetooth technology is referred to as a sort of technology that enables electronic devices to connect and transfer data without the need for wires or cables. Because of the increased prevalence of technology in virtually every facet of human existence, the healthcare industry has undergone positive transformations in recent years. As a result, many individuals now have access to a wide variety of technologies that can help them monitor a variety of health conditions and collect data that can shed light on their overall health status (Ramlee et al., 2014)
Bluetooth technology is an example of one of these technologies, and it may be found in devices that monitor the heart according to the monitoring of Bluetooth. In addition to measuring and possibly monitoring body parameters like temperature, blood pressure, and weight, it is also a significantly good idea to gradually monitor your heart rate using low-cost Bluetooth technology heart rate monitoring in order to ascertain your current health conditions. This can be done to determine whether or not you have a heart condition (Lovett, 2020).
Many times, the HR module that is used for Bluetooth technology monitoring is used to capture heart rate signals from patients and communicate the said signals wirelessly to a computer using a Bluetooth transceiver, which can be incorporated as the primary component of telemedicine. Other times, the HR module is used to communicate with a computer using a Bluetooth transmitter. This study's primary objective, in relation to the topic of the dissertation, is to determine the primary benefits of using Bluetooth technology in heart monitoring, as well as any potential adverse effects associated with the use of this technology, any ethical concerns surrounding this important topic, and any security and cyber-related issues, if any, that may pose a risk to users of Bluetooth technology (HAU, 2019).
Literature Review
Abbott's Bluetooth-Connected Implantable Heart Rhythm Devices Score FDA Clearance
Patients who use the technology may link it to a smartphone app known as MyMerlinPulse, which will allow patients and clinicians to see transmission history as well as the functioning of the device. The software is also intended to encourage users to schedule their next visit with their primary care physician. Utilizing the app, medical professionals are able to do remote monitoring of patients and identify the occurrence of potentially concerning occurrences. According to a representative for the firm, this FDA classification applies to both the MyMerlinPulse App and the software that may be used to program the Gallant family of devices on the programmer.
The device, which has been approved for use in Europe and received its CE mark in February, is intended for those whose cardiac function is impaired. The United States has a high prevalence of heart problems. According to the Centers for Disease Control and Prevention (CDC), atrial fibrillation affects between 2.7 million and 6.1 million persons in the United States. This device is being marketed by the firm as an additional tool that can be used by medical professionals to remotely monitor the cardiovascular status of their patients.
The ability for patients to maintain a connection with their doctors through the use of an implanted device and an app on their smartphone has the potential to alter the manner in which medical professionals and patients communicate with one another. In a press statement, Dr. Raffaele Corbisiero, who is the director of electrophysiology and pacing at the Deborah Heart and Lung Center in Browns Mills, said the following: The clearance of Abbott's Gallant devices by the Food and Drug Administration (FDA) allows clinicians to deliver a more collaborative approach to treatment programs, and the improved relationship between a patient and provider will lead to better results for everyone (Chin et al., 2019).
Within the realm of wireless communication, Bluetooth is now considered to be a technology that is on the younger end of the spectrum. It is possible for many Bluetooth-enabled devices, such as laptops and personal digital assistants (PDAs), to interact wirelessly with it. In addition to that, the list of compatible devices also includes heart monitors and GPS systems. This technology is being put to productive use on a daily basis by a great number of businesses. It would seem that the usage of Bluetooth will increase at an even more rapid pace in the years to come as the technology is gradually implemented into a broad variety of items that are used on a day-to-day basis.
In this article, an overview of the technology as well as some recommendations for how businesses should go when considering the use of Bluetooth or another wireless solution are offered. Before digging further into how Bluetooth stacks up against other wireless technologies, the article starts with a general overview of the Bluetooth technology. After that, it is established whether or not Bluetooth can be effectively incorporated into a company, and an investigation into how certain sectors are currently making use of the technology is carried out at the same time.
In the end, these case studies are followed by a comprehensive assessment of the different phases of the implementation cycle, as well as an examination of which technology is the most appropriate for the requirements of each firm. In the final part of this article, the benefits and drawbacks of Bluetooth are dissected, as is the likely path that this technological advancement will pursue in the years to come.
Challenges of wearable Health Monitors: A Case Study of Fetal ECG monitor.
In this research article, heart rate signals were gathered from the finger or ear using an IR TX-RX (Infrared Transmitter and Receiver pair) module. After the signals were acquired, they were amplified so that they could be converted to a visible scale. To filter out the noise that was already there, a low pass filter was used. A microcontroller module known as ATmega8L was used to count these signals, and the results were displayed on an LCD. In order for the suggested heart rate counting system to function, the microcontroller will need to have an algorithm loaded onto it.
When the findings acquired using this method were compared to those obtained using the manual test that included counting heart rate, it was discovered that the results obtained using this method were adequate. The suggested system is appropriate for a variety of medical reasons, including healthcare for families, hospitals, communities, athletes, and other medical settings. Also appropriate for both adults and children of all ages. However, further research and functionality are required for this approach in the established system. This may be something that might be helpful to take into consideration for the advancement of future study.
In modern times, there has been a noticeable rise in the incidence of cardiac illness and heart attacks. The sensor is connected to a microcontroller through an interface, which enables the measurements of the heart rate to be checked and then sent over the internet. The user may choose their own maximum level for their heart rate. Once these limits have been set, the system will begin monitoring, and as soon as the patient's heartbeat goes above a certain limit, the system will send an alert to the controller. The controller will then send this information over the internet, thereby alerting the doctors as well as concerned users. Additionally, an alarm will sound if the heart rate drops too low (Lounis & Zulkernine, 2019).
The real-time heart rate of the patient is shown by the system whenever the user signs into the system for monitoring purposes. Therefore, worried patients may monitor heart rate in addition to receiving an alarm of a heart attack to the patient promptly from any location, and the individual may still have time to be rescued. Wearable health monitoring devices that are based on the internet of things offer various advantages, including remote diagnosis, early warnings, continuous home-care monitoring, and other similar benefits.
It is possible that the use of these technologies may improve people's quality of life while simultaneously lowering the expenses incurred by healthcare service providers. There are a lot of obstacles that need to be overcome in order to create these technologies, notably in terms of monitoring biosignals. A kind of telehealth occurs when a patient's physiological data is transferred over Bluetooth from the patient to the healthcare team in real-time. If you're a patient, you may use remote monitoring to better manage your health and become more active in your own healthcare by making use of this technology.
It is possible for a doctor to keep track of any changes in a patient's symptoms and take appropriate action if the patient utilizes a Bluetooth device to communicate frequent measurements to their doctor. Clinicians get a more accurate image of a patient's health over time via the use of remote monitoring, which also helps them gain a better grasp of how well a patient is adhering to their prescribed therapy. In this approach, therapy may be started immediately if there is a worsening of the symptoms.
Patients who are suffering from heart failure may be better served by using telemonitoring since it assists the clinical team in recognizing and reacting to changes in the patient's health condition that would ordinarily need the resolution of an urgent or acute situation. A physiological test taken through Bluetooth offers a physician the ability to immediately speak with a patient in order to ascertain the reason for a shift in the patient's health (Bin & Xiaoyun, 2021).
Low Cost Heart Rate Monitoring Device Using Bluetooth
Monitoring the health of our bodies is very important to us because we want to make sure that our health is in pristine condition at all times. The data regarding the heart rate (HR) is one of the essential parameters for this matter. In addition to that, the parameters like temperature, weight, and blood pressure are also significant when it comes to monitoring the health of the body. In the paper, the design of a heart rate monitoring device at a low cost based on the Bluetooth technology is presented. The entire system is made up of a variety of components, one of which is a heart rate module.
Other components include a computer Graphic User Interface (GUI), as well as a Bluetooth module. The heart rate signal that is being given off by the subject (the patient) is picked up by the HR module, which then uses a Bluetooth transceiver to send the signal wirelessly to either the computer or the server. This system may be incorporated and integrated into the telemedicine component in order to fulfill its potential. The data that is obtained from the heart rate module may be recorded and viewed for further medical purposes, such as to acquire data on an hourly or daily basis.
The findings of this study indicated that it was successful; in fact, we tested the Bluetooth signal of this system inside our building facilities, which are separated by gypsum partitions, and found that the signal can be transferred within a radius of 15 to 20 meters. There are a few things about this system that might be improved, such as its dimensions and the way its components are arranged. If these things were changed, the system could be adapted to have dimensions that are more portable and provide consumers more ease of use (Baluyot et al., 2019).
The rise of the digital revolution, together with the rapid proliferation of smart phones, mobile connectivity, and social networking, has had a significant impact on our way of life. More than ninety percent of individuals in the United States have at least one mobile phone, and over half of them have a smart phone. This indicates that the typical American is always linked, by means of high bandwidth, to a wide network of data and sophisticated digital platforms.
The reason for this is that more than 90 percent of adults in the United States own a mobile device. The digital revolution has had a significant influence on practically every sector of the economy and aspect of our lives, but the field of medicine has shown to be especially resistant to this change. As a direct consequence of this, health care professionals and networks have been slow to adopt electronic medical records and the integration of medical data with the ubiquitous mobile device. Recently, new wireless monitoring equipment has been created, and they are already being used in the treatment of patients who are suffering from cardiac conditions.
According to us, the advent of wireless cardiac monitoring devices signals the beginning of a new era in medicine, one that ushers in the transition from mass-produced healthcare to individualized treatment. Patients who are strong candidates for personalized medicine have sophisticated biosensors implanted on them, and the data that is collected from these biosensors is then analyzed by complicated algorithms in order to predict future events.
The purpose of this study is to perform an in-depth analysis of wireless cardiac monitoring devices that are currently in use as well as those that are currently under development and are anticipated to change the way that cardiology is practiced. In addition, we will discuss the most cutting-edge technologies that are now undergoing further advancement in this analysis (Kurt Peker et al., 2022).
Real-time Bluetooth Low Energy (BLE) Electrocardiogram Monitoring Device
The measurement of an electrocardiogram, often known as an ECG, is an important component in the process of diagnosing various cardiac problems. In order to monitor the cardiac rhythm and any arrhythmias that may occur, the gadget makes use of the three typical ECG electrodes that are attached to the human body. The signals that were measured are then subjected to on-board processing so that they may be subjected to additional processing and presented on a smart device.
An ECG signal-conditioning chip that is contained on a single chip is used in the analogue frontend. An analog to digital signal converter peripheral, which is a component of the Microcontroller (STM32L1) that is being utilized for this application, is responsible for sampling the signal once it has been pre-processed. In addition, the signal from the ECG is further processed on-board using DSP methods so that accurate measurements may be taken.
The Bluetooth Low Energy (BLE) network processor, which communicates with the microcontroller unit (MCU), is used by the device. The processed raw data samples, known as electrocardiograms (ECGs), are sent over the BLE medium to a smart device so that it may display and store them. In addition, the on-board processing of the device includes a measurement of the user's heart rate. In addition, a portion of the data that was measured is validated by comparing it to the clinically measured samples for the purpose of verifications (Arney, 2018).
Patients suffering from heart disease have a higher risk of experiencing a variety of health complications, the vast majority of which are related to arrhythmia, the most common cause of death. A myocardial infarction can increase the risk of a subsequent attack by as much as fifteen times, making it more likely that a patient will experience a second episode. If the artery is not opened up again, the heart muscle will be deprived of oxygen and will ultimately die. If the artery is opened up again, the heart muscle will survive.
The first few hours are of the utmost importance in order to preserve a significant portion of the failing heart muscle and prevent irreversible cardiac damage. The absence of an early warning or a patient's understanding of the symptoms is the most common cause of major delays in receiving medical treatment, and it is also the most preventable (Polley et al., 2021).
It is possible to reduce patient error while simultaneously recognizing the early warning signs of a heart attack. In this post, we will discuss a portable, wireless device that is very small and can perform electrocardiograms. The needs of this patient may be satisfied by a mobile phone that is equipped with Bluetooth. If the gadget detects that the user is having a heart attack, it will send a notification to the mobile phone, which will then immediately make a contact for assistance and disclose the position of the patient. If patients are able to recognize the early warning signs of a heart attack and seek medical assistance before it is too late, their chances of survival will be significantly increased. The time it takes for the patient to recover will be cut significantly if this is done (Satam et al., 2018).
Home Intelligent Sports Action Automation System Based on Bluetooth
This paper it outlines the design for a portable, forward-thinking checking system that is based on a Bluetooth sensor, and it specifies that the system will have three primary components. Sensors that use Bluetooth, wireless communication terminals, and systems for collecting data on a person's physical state are being developed for use in athlete monitoring. The physical status of the key human physical parameters is monitored by a real-time data collection system that watches over wireless communication terminals.
Because we want to make sure that our health is always in the best possible condition, maintaining the health of our bodies is of the utmost importance to us. The information regarding heart rate is one of the most significant pieces of data contained in this study (HR). When it comes to monitoring the state of health inside the body, some of the factors to take into consideration are the individual's temperature, weight, and blood pressure.
This paper presented a simple, low-cost heart rate monitor that operated using Bluetooth technology. One of the many components that go into making up the whole system is something called a heart rate module. Bluetooth and a Graphical User Interface (GUI) for the computer are also included among the other components (Mocha-Bonilla et al., 2020).
The heart rate signal from the subject (the patient) is picked up by the HR module, and then it is sent wirelessly by a Bluetooth transmitter to either the computer or the server, depending on which one is being used. If you combine this system with the telemedicine component, you may be able to reach this system's full potential. For further medical needs, such as getting data on an hourly or daily basis, it is possible to collect and retrieve the data generated by the heart rate module.
We assessed the Bluetooth signal of this system by using a building facility that was partitioned with gypsum, and we found that it had the potential to be transmitted across a radius of between 15 and 20 meters. It was clear from the findings of this inquiry that it was a fruitful endeavor. There are a number of facets of this system that have room for development, including its dimensions and the configuration of its individual parts. If these elements were altered, the system would be more portable, and the users would have an easier time using it (Tao et al., 2018).
Android Based Mobile Application for Home Based Electrocardiogram Monitoring Device with Google Technology and Bluetooth Wireless Communication
Diseases of the cardiovascular system, more often referred to as heart disease, are the leading cause of death throughout the world despite their lack of obvious symptoms. Monitoring using an electrocardiogram (ECG) is very necessary for those who suffer from cardiovascular disease in order to identify arrhythmias. As a consequence of this, in spite of the amount of portable cardiac screening equipment that is available for purchase, the great majority of it is not linked to the internet, does not have an interface that is simple to use, and does not have a data management system.
This article explains the process of developing a mobile app for a home-built cardiac screening gadget that may be used in the comfort of one's own residence. As part of the initiative, wireless communication through Bluetooth wireless is made available by Google technologies (Ma’arif et al., 2020).
ECG acquisition hardware makes use of wireless Bluetooth technology to interact with a mobile application that was built in order to increase the product's mobility and reduce the amount of cabling that is required for the comfort of the user. In addition to displaying the ECG real-time data on the mobile app, the data are also being saved to an external file storage location in preparation for a post-processing step at a later time. As a result of two technologies developed by Google known as Firebase Authentication and Firebase Storage, the database administrator is granted complete administrative control.
The user's location service will be triggered in the event that an irregularity is discovered in the user. This will enable the user to inform others of their present locations and allow others to contact them. In the event that rapid medical help is required, this will make it possible to provide it. Using an online data management system that incorporates user identification, location detection, and abnormality detection, an electrocardiogram (ECG) graph may be displayed in real-time, ECG information could be stored externally, and ECG data may be transmitted to the cloud for post-processing. All of these functions may be carried out simultaneously (Khamitkar & Rafi, 2020).
The Conceptual Framework and Historical Context
As one of the telemedicine techniques that may assist individuals who suffer from a variety of cardiovascular problems, the use of Bluetooth technology in the field of heart monitoring is gradually gaining acceptance in the healthcare industry. In light of the fact that not much work has been done to evaluate the effectiveness of the technology, its purpose in relation to already existing methods of heart monitoring, and the knowledge gap that has not been clearly defined on the use, pros, cons, and implications of Bluetooth technology in heart monitoring, I will use social theories as the basis for my research in order to identify the problem, identify specific knowledge gaps and provide answers to the gaps, and develop research questions on various aspects of the topic (Lovett, 2020).
Over six million individuals in the United States are living with heart failure, making it the country's leading cause of death from any condition. Patients who suffer from heart failure stand to gain a great deal from the utilization of telehealth and remote patient monitoring because these technologies make it easier for them to maintain adherence to their treatment plans, better connect with their treating physicians, and gain a deeper understanding of their condition. Congestive heart failure (CHF), which happens when an individual's heart muscle is unable to pump blood sufficiently, is one of the numerous disorders that may cause heart failure. Heart failure can be caused by a wide variety of other illnesses as well (Corbisiero & Muller, 2022).
This disease is the consequence of the heart not pumping sufficient amounts of blood and oxygen to the rest of the body's organs when it should be doing so. Patients suffering from cardiomyopathy who have their symptoms under control and who are actively involved in their own therapy have a significantly increased chance of living a long and healthy life after the accident. They will need to make the appropriate adjustments to their way of life in order to get relief from their symptoms.
A healthier lifestyle can involve reducing the amount of salt one consumes, increasing the amount of physical activity one gets, cutting down on the amount of alcohol one drinks, and maintaining a healthy weight. If a person does not currently have heart failure but is at risk of developing it, such as those who have coronary artery disease, high blood pressure, diabetes, or obesity, then it is also necessary to improve one's way of life in order to regulate one's symptoms. This is the case even if the person does not already have heart failure. Providing they are able to keep their symptoms under control, they will be in a better position to prevent heart failure (Ayed, 2019).
This research investigates a variety of cardiac conditions using data collected from a wide variety of sources in order to investigate how Bluetooth and other forms of wireless technology could assist in the monitoring and improvement of the conditions of patients. In addition, as part of the study, a wireless (bio) sensor system that is driven by Bluetooth wireless technology is investigated. This is a system that is compatible with mobile devices like smartphones.
To illustrate how the Bluetooth technology works and how it may potentially be used to monitor cardiac abnormalities, we utilize a variety of case studies and research that has already been published. A Bluetooth application that can also do data analysis on the surrounding environment and has the ability to quickly inform both an ambulance and the patients' designated caregivers is able to monitor high-risk cardiac patients. Using the data supplied by sensors, a nurse or cardiologist may remotely monitor a patient's health and make adjustments as necessary. The purpose of this paper is to demonstrate how Bluetooth technology is being put to use to make the monitoring of heart conditions more accurate (Zubair et al., 2019).
Since its creation in 2013, Bluetooth Low Energy (BLE) has established itself as the standard for wireless communication over shorter distances in a wide variety of consumer products as well as devices designed for specific purposes. The Bluetooth LE security features that are currently available and evaluate the features that are implemented in two BLE wearable devices (a Fitbit heart rate wristband and a Polar heart rate chest wearable) as well as a BLE keyboard in order to discover which Bluetooth LE security features are implemented in the devices.
In this particular investigation, we captured the BLE traffic of the aforementioned three devices by using the ComProbe Bluetooth Protocol Analyzer in conjunction with the ComProbe software. It was discovered that some manufacturers fail to implement appropriate security mechanisms, despite the fact that the Bluetooth Special Interest Group does not mandate that manufacturers fully comply with the standards (Ghosh et al., 2018).
This is due to the fact that the Bluetooth Special Interest Group does not require manufacturers to fully comply with the standards. Because malicious actors or hackers might potentially use private data that is leaked as a result of Bluetooth security being circumvented, customers and the general public face potential risks to their safety, privacy, and security as a result of this situation. We come to the conclusion that there should be improved means of informing users about the security and privacy provisions of the devices they acquire and use, as well as educating the general public on how to protect their privacy when purchasing a connected device, and we propose the design of a Bluetooth Security Facts Label (BSFL) to be included on the commercial packaging of a Bluetooth/BLE enabled device. This label would be included on the commercial packaging of a Bluetooth/BLE enabled device (Goh & Hau, 2018).
Regular vital sign measurements and electrocardiogram (ECG) monitoring are essential for the management of cardiac patients on telemetry units and in intensive care units. Complete vital signs are measured and reported to doctors just once every hour in the intensive care unit (ICU) and once every four to six hours on the telemetry units, even for the sickest patients. In-patients may now get continuous vital sign monitoring through a wrist-sized device thanks to recent advancements in non-invasive blood pressure monitoring and wireless delivery systems.
The Sotera Visi mobile system is a patient-worn monitor that communicates with various small biosensors, such as a pulse oximeter, a skin temperature sensor, telemetry leads, and a non-invasive continuous blood pressure monitor that employs pulse arrival time (PAT) and cuff calibration, to provide round-the-clock monitoring of the patient (Fourati & Said, 2020).
The PAT, or pulse arrival time, is the estimated delay between the peak of the R wave on the electrocardiogram and the arrival of the corresponding pulse wave on the pulse oximeter, and it is defined as the time required for the arterial pulse pressure wave to travel from the aortic valve to the periphery (photoplethysmography). Non-invasive blood pressure monitoring using this technology has been shown to be reliable in a variety of circumstances. The Sotera system allows the doctor to have constant access to the patient's vital signs by transmitting data wirelessly through safe encryption across existing Wi-Fi networks to the electronic medical record and remote alert systems. When there is a significant change in a patient's vital signs, the doctor is notified promptly through their smartphone (Han et al., 2020).
This technology will be expanded upon by future developments in predictive analytics, which will design algorithms to avoid clinical occurrences like imminent circulatory diseases before they occur in the inpatient environment. Furthermore, when a patient is released from the hospital, continuous wireless monitoring of vital signs may be easily implemented in the outpatient environment, where it can be used for preventive and real-time treatment of the patient's condition (Pêgo et al., 2020).
The Scanadu Scout is one such gadget that is entering FDA testing and is intended for private home usage. A hockey puck-shaped instrument is gripped between two fingers and aimed towards the patient's skull. In less than 10 seconds, the device can produce a full set of vital signs, including heart rate, blood pressure, temperature, respiratory rate, and oxygen saturation, and wirelessly transmit the data to the patient's smart phone, where it can be stored, tracked, analyzed, and transmitted to a provider, if so desired.
Photoplethysmography is the science behind devices like the Scanadu Scout, which uses an infrared light source to illuminate the skin and a photodetector to detect the reflected light to calculate the change in blood volume with each pulse (Nooruddin et al., 2019).
Methodology
The Arduino Uno and the Bluetooth HC-05 module are used in this system. The pulse sensor is put on the finger, and it detects the heart rate. After measuring the heart rate, the sensor communicates the information to an android mobile application through Bluetooth (Islam & Rahaman, 2020).
Bluetooth. Recognizing the illness in its earliest stages is very necessary in order to forestall the development of more difficulties in the future.
The display of the heart rate may take place in one of these three scenarios:
1) Low Pulse Rate: The low pulse rate is exhibited when the heart rate per BPM (beats per minute) is less than the target heart rate. > 40 and <60. Because of the patient's low pulse rate, the attending physician should be consulted as soon as possible to avoid any potential health issues (ex: Low BP)
2) Normal Pulse Rate: The normal range for the pulse rate is between >60 and 100, and if the patient's rate falls within this range, it shows that there are no complications with the patient's condition (Iskandar et al., 2019).
The third kind of pulse rate is the high pulse rate, which occurs between > 100 but less than 150, which suggest that the patient has a high pulse range that might result in heart-related disorders (ex: High Blood Pressure) The aforementioned readings are shown in an application for mobile devices known as Blynk, which connects via Bluetooth. The Blynk platform gives low-batch producers of smart home devices, complicated HVAC systems, agricultural equipment, and everything in between the ability to power their products. These businesses construct branded applications without using any coding and get the whole back-end IoT infrastructure with a single subscription (Jung et al., 2021).
Everything required to create and manage connected hardware, including device provisioning, visualization of sensor data, remote control using mobile and web applications, Over-The-Air (OTA) firmware updates, a secure cloud, data analytics, user and access management, alerts, and automations, and also much, much more. The integration of ESP32, Blynk, and a mobile device, such as a smartphone or tablet, is the end goal of this particular practice. Through a Bluetooth Low Energy (BLE) connection, ESP32 and the mobile device on which Blynk is loaded will be able to communicate with one another (Bluetooth Low Energy or Bluetooth Smart) (Swamy & Murthy, 2019).
2009 saw the birth of BLE, also known as Bluetooth 4.0, which is another name for the technology. BLE, which stands for Bluetooth Low Energy, differs from standard Bluetooth in that it allows for lower levels of energy usage in devices that do not need to communicate a significant quantity of data. In this manner, BLE may have an energy usage that is just 10 percent of what it would be for standard Bluetooth, and in addition, it can be powered by tiny batteries (Chen & Tang, (2020).
BLE may be put to use in a broad variety of contexts, but one that stands out among them is the Internet of Things (IoT), which is centered on the concept of linking all electronic gadgets to the internet. The deployment of Internet of Things projects may be made easier and more cost-effective with the help of Bluetooth Low Energy (BLE). We can go on now that I have a basic understanding of BLE (Yundra & Kartini, 2019).
I am going to utilize the onboard LED as a means of demonstrating the communication that takes place between Blynk and ESP32 over Bluetooth. This LED will have the ability to be toggled on and off by using the Blynk application that has been loaded on the mobile device. It is essential that you have the most recent version of the ESP32 library installed on your computer and that you have it updated.
The circuit connections of the components, which include Arduino Uno, a Pulse sensor, and a Bluetooth module, are shown in the diagram that can be found above. These components are linked to the computer in sequence (Kavitha & Niranjana, 2018).
The primary function of the SEN-11574 pulse sensor is to determine the rate of the heartbeat. In everyday life, determining the precise rate of a person's heartbeat is a task that is extremely challenging; however, with the assistance of this pulse sensor amplified, it is now much simpler to accomplish this task. If we are talking about the heartbeat, then the heartbeat is a periodic signal that is produced by any software or hardware system for the purpose of informing the user of the normal functioning of any system.
Although there are currently many sensors available on the market that have been used for the purpose of measuring this periodic intimation signal, the only one that we are going to discuss here is the SEN-11574 pulse sensor amped. This heartbeat sensor is basically a plug-and-play device, and it can be used in the hardware projects that students, game developers, and athletes are working on. It is not difficult to find in stores or on websites that sell internet goods. This heartbeat rate sensor has a very straightforward and straightforward method of operation.
If we are talking about heartbeat rate, then the ratio of time between two consecutive heartbeats is what we mean when we say heartbeat rate. In a similar manner, as blood is pumped across the human body, it passes through capillary tissues, which causes the blood to get compressed. As a direct consequence of this, the volume of capillary tissues expands, yet this volume contracts after each beat of the heart. Because of this alteration in the volume of the capillary tissues, the LED light of the heart rate pulse sensor, which transmits light after each heartbeat, is affected.
Even though this shift in light is very subtle, it can be measured by connecting this pulse sensor to any controller. This indicates that the LED light, which is equipped with several pulse sensors, contributes to the process of monitoring pulse rate. By putting a human finger in front of this pulse sensor, one might verify if it is functioning properly. When a finger is put in front of this pulse sensor the reflection of LED light, changes in response to the fluctuating amount of blood that is contained inside capillary capillaries.
This indicates that the amount of blood in capillary capillaries will be at its highest during the pulse and will thereafter return to its lower level after each heartbeat. Adjusting this loudness will result in a different appearance of the LED light. The pace of a finger's heartbeat may be determined by observing this shift in the LED light. The term "photoplethysmogram" has been coined to describe this phenomenon. Bluetooth is a fantastic example of wireless connection, and there are many more.
It has applications in a variety of domains. Bluetooth has a very low impact on the amount of energy used. Do you know anything about robots or cars that can be controlled by smartphones? One of these two wireless technologies is typically utilized in the operation of robots that are controlled by smartphones. The first is known as Bluetooth, and the second is WIFI. RF, or radio frequency, is yet another wireless technique that is often used for driving robot cars. This remote and this receiver are the same as the ones used in drones.
In this section, we are going to link an Arduino Uno with a Bluetooth Module (HC-05). In addition, explain each individual line of code. Once connected, the built-in LED on the Arduino Uno may be easily controlled from a smartphone by using Bluetooth (Harris et al., 2019).
The HC-05 is a Bluetooth module that is capable of communicating in both directions. That is to say, it supports full-duplex communication. It is compatible with the vast majority of micro controllers. Due to the fact that it uses the Serial Port Protocol (SSP) the module communicates at a baud rate of 9600 with the assistance of USART (Universal Synchronous/Asynchronous Receiver/Transmitter), and it also supports additional baud rates. This allows us to connect this module with any microcontroller that implements the USART protocol.
The HC-05 is capable of functioning in two distinct modes. The first is called Data mode, while the second is called AT command mode. The HC-05 is in Data Mode when the enable pin is set to the "LOW" position. The module will be in AT command mode if that pin is set to the "HIGH" position. This module is being operated in Data Mode at this point.
Flow Diagram
Prerequisites Concerning Software
1) Arduino IDE
2) Blynk App
ARDUINO IDE: The Arduino Software Development Environment, sometimes known as the Arduino IDE tool, is an open source environment in which users may develop code and then upload it to an Arduino board. It is compatible with Microsoft Windows, Apple OS, and Linux OS. Is the necessary software environment for programming the Arduino, which involves creating code and then uploading it to the Arduino. In addition, it outputs the data so that they may be analyzed using a serial monitor as well as a serial plotter.
The Arduino Software (IDE) includes a text editor for writing code, a message area, a text terminal, a toolbar with buttons for common operations, and a series of menus. All of these features may be accessed via the IDE. It establishes a connection to the Arduino hardware in order to interact with it and upload applications to it. Sketches are the names given to the programs that are developed using the Arduino Software (IDE) (Updike et al., 2020).
The text editor is used to write these drawings, and the.ino file extension is used to save them when they are finished. The editor includes functions for searching and replacing text as well as cutting and pasting text. During the storing and exporting processes, the message box shows faults and provides feedback at the same time. The Arduino Software (IDE) sends its output to the console, which displays the text of that output along with complete error messages and other information. The configured board and serial port are shown in the lower right-hand corner of the window. You will be able to validate and upload programs using the toolbar buttons. You will also be able to create, open, and save drawings, as well as view the serial monitor (Ha & Lindh, 2018).
Note that older versions of the Arduino Software (IDE) stored sketches with the extension.pde. This extension is no longer used. It is possible to open these files with version 1.0, but when you save the sketch, you will get a message asking you to save it with the.ino extension (Rahman et al., 2019).
BLYNK APP Blynk is an Internet of Things platform that can be downloaded on iOS or Android smartphones and is used to remotely control Arduino, Raspberry Pi, and NodeMCU devices. By compiling and providing the appropriate address on the available widgets, this application is used to create a graphical interface, also known as a human-machine interface (HMI). Blynk was developed with the Internet of Things in mind from the beginning. It has the ability to operate hardware remotely, show data from sensors, store data, and visualize it, in addition to performing a variety of other useful functions.
The platform is made up of three major parts, which are as follows:
Blynk App: It enables us to create incredible user interfaces for your projects by utilizing a wide variety of widgets that are made available. The Blynk Server is in charge of all of the communications that take place between the user's smartphone and the hardware. We have the option of using the Blynk Cloud or running your own private Blynk server on your local computer. It has a freely available source code, has the capacity to effortlessly manage thousands of devices, and can even be run on a Raspberry Pi.
Blynk Libraries: It enables communication with the server for all of the popular hardware platforms, and it processes all of the commands that come into and go out of the server.
When a user pushes the Button inside the Blynk program, the data will be sent to the Blynk Cloud. From there, the data will mysteriously make its way to the hardware that has been installed. It operates in the other way, and a single wink of an eye is all it takes for everything to take place.
Features of Blynk
1) A consistent API and user interface across all supported gear and devices
2) Establishing a connection to the cloud via the use of W-iFi, Bluetooth, and BLE (Bluetooth low energy).
3) A collection of widgets those are simple to use
4) Pin manipulation via direct access with no need for code writing
5) It is simple to incorporate new functionality and integrate using virtual pins.
6) Monitoring of historical data via the use of the Super Chart widget
7) Communication between two different devices with the Bridge Widget
8) Communicating with recipients via e-mail, Twitter, push notifications, etc.
Requirements Concerning Hardware
1) Arduino Uno
2) Pulse sensor
3) A Bluetooth model HC-05
4) Wires for making jumps
5) Bread board
6) USB cable
7) Android Mobile device
Arduino Uno is a microcontroller that is based on the Atmega328 chip. It has 14 digital In/Out pins, of which 6 are for PWM output and 6 are for analog input. Contains a USB port, a power jack, and a reset button, and it operates at 16 MHz. It is equipped with everything required to support the microcontroller, and all that is required to get started is to plug it into a computer using a USB connection or provide power to it using an AC-to-DC converter or battery.
We don't need to be very concerned about messing things up while tinkering with your UNO since in the worst case scenario; you can just get a new chip for a few bucks and start from scratch. In order to get started with electronics and programming, the Arduino Uno is the ideal board to use. If this is your first time dabbling with the platform, the UNO board is the most reliable option for you to begin playing with since it has the most features. The Arduino Uno is the board in the Arduino series that has the most users and the most documentation.
Pulse Sensor
The Pulse Sensor is a heart-rate sensor that can be used with Arduino and only requires plugging it in. Students, artists, sportsmen, makers, and developers of games and mobile apps that wish to effortlessly integrate live heart-rate data into their work may utilize it. The essential component is a noise-free optical amplifier and sensor that is incorporated into a single circuit. Attach the Pulse Sensor to your fingertip or earlobe using the included clip. Then insert it into your Arduino; at this point, you are prepared to read someone's heart rate.
There is a logo in the shape of a heart on the front of the sensor. This is the position in which you should rest your finger. On the front of the device, there is a little circular hole that serves as the source of light for the green LED. A tiny ambient light photosensor with the model number APDS9008 is located directly below the LED. This sensor is responsible for adjusting the LED's brightness according to the surrounding light (Goh & Hau, 2018).
On the reverse side of the module is where you will discover the MCP6001 Op-Amp IC, in addition to a few resistors and capacitors. The R/C filter network is constructed from this. In addition, there is a reverse protection diode that will prevent any harm from occurring even if the power leads are connected in the wrong order. HC-05 is a serial port Protocol (SPP) that was developed specifically for the purpose of setting up wireless serial connections.
It was selected because of its capability to simplify the circuit design, send measured data to an android application, and because it was compatible with Arduino. In addition to this, it was selected rather than the HC-06 module because it is capable of functioning as both a master and a slave module, while the HC-06 module can only function as a slave. This was a deciding factor in the selection process. The HC-05 contains a total of six pins, four of which are input/output lines that may be programmed.
While the other three are divided as follows: one is for GND, and the other two are for VCC. When it comes to technology and communication, wireless connectivity is rapidly becoming more commonplace than the traditional cable connection. Created to serve as a substitute for cable connections The HC-05 communicates with the electronics through a process known as serial communication. Typically, a wireless connection with a limited range is used to link tiny devices such as mobile phones so that users may transfer data between them. The 2.45GHz frequency band is utilized by it. The data transmission rate has a range of up to ten meters and can reach speeds of up to one megabit per second (Mbps) (Sivanathan & Oleon, 2021).
The HC-05 module is capable of functioning within a power supply range of 4-6V. It is compatible with baud rates of 9600, 19200, 38400, and 57600, amongst others. Most importantly, it can be operated in a mode known as Master-Slave, which indicates that it will neither send nor receive data from any sources that are external (Ramlee et al., 2014).
The HC-05 Bluetooth Module has two modes of operation that are available for use: the Command Mode and the Data Mode
Command Mode
This will able to communicate with the Bluetooth module through AT Commands when you are in Command Mode. This allows you to configure the Module's many different settings and parameters, such as getting the firmware information, changing the Baud Rate, changing the module name, and setting it as either a master or a slave. One of the features of the HC-05 Module is its ability to be set up in a communication pair either as the Master or the Slave. To select either of the modes, it will first need to activate the Command Mode and then send the appropriate AT Commands to the remote.
Data Mode
When it comes to the Data Mode, this is the mode in which the module is used for communicating with other Bluetooth devices; in other words, this is the mode in which data is transferred.
Jumper Wires
Jumper cables are simple wires that include connector pins at either end. This enables them to be used to connect two places to one other without the need for soldering. JUMPER WIRES JUMPER WIRES Breadboards and other prototype tools are frequently used along with jumper wires in order to simplify the process of making changes to a circuit as required (Khadonova et al., 2020).
The term "breadboard" refers to a device that does not need solder and is used to create temporary prototypes of electrical designs and test circuits. The breadboard contains thin strips of metal running down the underside of the board, which link the holes on the breadboard's surface.
USB cable: A USB cable is required in order to connect the Arduino UNO board to the computer.
Android Mobile Device:
A mobile phone enables technologies such as built-in Bluetooth, near field communication (NFC), radio frequency tracking (RFID), and other similar technologies (Nugraha et al., 2020).
Results Screenshot
Patients and healthcare professionals in their 25th to 40th years are the target age range for this campaign's demographics. Due to the technology savvy of this population, there is a good probability that it will be simple to gather a sufficient number of samples for this investigation. Approximately twenty people will be interviewed at Holy Cross Hospital, Mount Sinai Medical Center (MSMC), and the Health Foundation of South Florida (HFSF). These people will be chosen from the population sample size that is approximately estimated to be twenty (Lovett, 2020).
Results on the serial Monitor are as follows:
The output seen in the serial monitor of the Arduino IDE, which displays the person's pulse rate, may be seen below in the form of a Screenshot.
Results on the serial Monitor are as follows:
The output seen in the graph (Serial plotter) in the Arduino IDE that corresponds to the pulse rate is shown by the snapshot below.
Results on mobile application:
Snapshot 2: The image below is a snapshot that depicts the output that has been presented on the mobile device within the Blynk app. The Pulse rate is considered to be medium when it is between 60 and 100.
Snapshot 3: The following snapshot depicts the output that has been presented on the mobile screen in the Blynk app. The Pulse rate is high when it is more than or equal to one hundred and less than or equal to one hundred and fifty.
Our way of life has been drastically altered as a result of the rise of the digital revolution as well as the quick growth of smart phones, mobile connection, and social networking. With over 90 percent of American adults possessing a cell phone and 55 percent having a smart phone, the ordinary American is continuously linked through high bandwidth to a large network of data and sophisticated digital platforms. This is because over 90 percent of American adults own a mobile phone. 1 Although the digital revolution has had a profound impact on practically every sector of the economy as well as virtually every aspect of our daily lives, the field of medicine has remained notably immune to its effects (Chevallier et al., 2020).
The adoption of electronic medical records and the integration of medical data with the ubiquitous mobile device has been a sluggish process among medical professionals and health care networks. However, in more recent times, innovative tools for wireless monitoring have been available and have started to be included in the treatment of cardiac patients. We think that the evolution of these wireless cardiac monitoring devices will mark the beginning of a new era in medicine as well as the transition from the population level health care to management and health. In individualized medicine, patients who are appropriate candidates are outfitted with advanced biosensors, and their data is then processed by efficient algorithms to predict events before they take place.
Challenges
The Need of Validation as well as Cost-Effectiveness
The fast development of the technology and software involved in the new generation of wireless cardiac monitoring devices has outrun its real-world validation. In order to verify the massive volumes of data produced from these monitors, large-scale, pragmatic studies are required. In order to assess the safety, efficacy, and cost-effectiveness of this novel technology in comparison to more traditional ways of patient monitoring, it will be essential for clinical studies to continue. Additionally, a much better understanding of individual variability in the acceptance, engagement, and sustainability of these technologies, as well as the most adequate balance of patient also provider involvement, are all critically important areas of study. These areas of study are extremely important.
Safeguarding of Data
Personal health information (PHI) is afforded a high level of protection under the Health Insurance Portability and Accountability Act (HIPAA). Encrypted and secure networks are necessary for the transfer of electronic medical data to mobile and cloud-based technologies. A data breach may be devastating for the future of this business and expose patients to both an invasion of their privacy as well as the possibility for personal injury. As a result, the investment in internet security for the mobile monitoring devices of the future must be a key priority (Sivanathan & Oleon, 2021).
Concerns about Reimbursement as well as Medicolegal Issues
The flood of data that is produced by wireless cardiac monitoring devices has to be examined, since it is still the responsibility of the health care practitioner to respond to the information and offer appropriate treatment to the patient within the proper amount of time. The product of these analyses will still require provider oversight, which will need to be reimbursed; either directly in a fee-for-service environment or, better yet, indirectly through incentives to keep individuals healthy.
While improved data analytics with automated decision support will be a critical component of any successful widespread implementation of home monitoring, this does not change the fact that the product of these analyses will require provider oversight. In addition, tasks such as performing a bedside echocardiographic assessment with a PME need to become a part of a sustainable system of care. This is because such tasks are financially dis-incentivized from multiple directions, including the fact that they are not reimbursed, they extend the duration of a poorly reimbursed physical exam, and they result in lost revenues from a formal echocardiographic study that is not performed.
This new technology requires that we reevaluate how doctors are paid in the present environment, and attempts are now underway in a number of states to reimburse clinicians for electronic services such as sending emails and performing "tele-visits." Because of the rapid adoption of the accountable care organizations, wireless cardiac monitoring devices will also become more relevant in the future. Therefore these is because accountable care organizations will reduce hospitalization rates and give patients and providers more autonomy to concentrate on improving health (Ramlee et al., 2014).
It is routine practice in modern medicine to employ remote monitoring of implanted cardiac defibrillators (ICDs) and pacemakers. However, there is a growing interest in the use of remote atrial tachycardia (AT) for personalized anti-coagulation in patients who have atrial fibrillation. Participants in the impact trial were randomly assigned to receive either device-tailored anticoagulation based on AT alerts from already implanted ICDs or pacemakers or conventional office-based monitoring. These data were just recently made public. The trial was underpowered, and there was a poor rate of compliance with anti-coagulation in the intervention group. Despite the fact that the study did not reach its main objective of a decrease in stroke, systemic embolism, or significant bleeding, these factors contributed to the failure of the study.
Analytics Predictive, Machine Learning, and Algorithmic Approaches
The fast development of hardware such as biosensors has eclipsed the slower development of software that will be required to handle the massive quantity of data that these biosensors are capable of producing. This is due to the fact that the development of hardware has taken precedence. Mobile technologies will go well beyond providing data that doctors already know how to treat (for example, blood pressure during an office visit), and instead provide brand new data streams (for example, continuous blood pressure during daily activities) that will eventually require tremendous bioinformatics capabilities to understand. The age of customized medicine and the ability to forecast clinically relevant events far in advance of their occurrence will be ushered in by technical improvements in the way we are able to analyze large amounts of data utilizing predictive analytics and network biology (Luo et al., 2019).
Recommendation
The processing program in its present iteration shows the near-time PPG heart rate but does not capture anything else. There is a great deal of scope for development in this area. In addition to the time stamp information provided by the PC, the PPG samples and heart rate readings are being logged here. An alarm that beeps at heart rates those are either below or over the threshold changes in the heart rate throughout the course of time, etc. It is conceivable that the cardiac patient of the future, who will be "wired" with a tailored network of biosensors as a result of the technological advancements that we have discussed, will be quite different from the typical patient who is treated today.
These biosensors will provide a lot of information to the patient's smartphone peripheral brain regarding the patient's genomic, metabolomic, and clinical reactions to everyday stimuli. Once the information has been received, the smart phone will process it using sophisticated and personalized modeling software, at which point it will direct the patient as to what action they should take, such as contacting their physician, adjusting a medication, or notifying emergency services of an impending myocardial infarction.
These instruments have the potential to completely transform medical practice. In the years to come, the eventual integration and study of these devices will need to carefully examine not only the comparative safety and efficacy of this technology in comparison to traditional care, but also the impact of this technology on changing the costs of healthcare by reducing the number of times patients need to be readmitted and empowering patients.
Conclusion
A human cardiac rate monitoring and control system that is based on the internet of things is being developed. The capacity of a cardiac pulse sensor is used for the purpose of data collecting in this system. A human’s heartbeat is recorded as data signals and analyzed by the microcontroller. The processed data are forwarded to the IoT platform for additional analytics and visualization. The experimental results that were obtained were found to be accurate, as the system was able to sense and read the heartbeat rate of its user, and it transmitted the data that it sensed via Bluetooth to the Android mobile app (Blynk).
The experimental results that were obtained were found to be accurate. According to the findings, the rate of the heartbeat is considered to be low when it is between the ranges of 40 and 60, medium when it is between the ranges of 60 and 100, and high when it is between the ranges of 100 and 150. In addition, the purpose of this study article is to propose a method that is adaptable, trustworthy, and private for the purpose of a heartbeat rate monitoring and control system that makes use of sensor network and Internet of Things technology. The technology that has been developed may be sent out into the medical sector to aid medical practitioners in carrying out their job in an effective and dependable manner without encountering any obstacles (Sivanathan & Oleon, 2021).
Because the reflected light can be calibrated to detect many important physiologic measures, such as photoelectric activity (the shift in wavelength between oxygenated and deoxygenated hemoglobin that measures oxygen saturation), cardiac output, and blood pressure, this Bluetooth technology in heart monitoring machines has a wide range of applications. Devices those are similar but wearable, such as watches and necklaces, are now going through the development and validation stages as well. These wearable devices, similar to the Scout, will transmit data to the patient's smart phone, where it will be continuously analyzed and interpreted with the help of machine learning in a significant portion of the equation.
Many of the wearable devices that are currently in the process of being developed are capable of monitoring conventional vital signs in addition to novel parameters. Some of these novel parameters include the activity of the autonomic nervous system through the use of heart rate variability and electrodermal tracking which utilizes changes in the conductance of the skin as a surrogate for the sympathetic tone. Other novel parameters include sleep quality measurements. This technology is still in its infancy, but it has the potential to transform healthcare and bring the doctor's office to the patient's smart phone. Currently, the technology is still in its infancy (Karajah & Ishaq, 2020).
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