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Pulmonary Function Testing Device

Abstract: A PFT (pulmonary function testing) device, comprising a cuboidal housing 101, a rectangular gate 102 attached at a front portion of housing 101 enable a user to enter housing 101, a mouthpiece 203 configured with a spirometer 204 is attached at an L-shaped telescopic arm 201, to measure FEV1 and FVC, a touch enabled primary display unit 205, enable user to input biodata for maintaining record, a bubble PEP unit 206 clears phlegm build-up in lungs of user, a primary speaker 207 generate audio instructions for user as per respiratory health, a circular base 301 having omnidirectional wheels 302 underneath base 301, an imaging unit 303 determine a user facing a health hazard, a microphone 304 and a secondary touch enabled display unit 305 initiate a video conference with a remotely located medical professional for aid.

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Patent Information

Application #
Filing Date
20 November 2024
Publication Number
50/2024
Publication Type
INA
Invention Field
BIO-MEDICAL ENGINEERING
Status
Email
Parent Application

Applicants

Marwadi University
Rajkot – Morbi Road, Rajkot 360003 Gujarat, India.

Inventors

1. Khushi Kotecha
Faculty of Physiotherapy, Marwadi University, Rajkot – Morbi Road, Rajkot 360003 Gujarat, India.
2. Umang Varsada
Faculty of Physiotherapy, Marwadi University, Rajkot – Morbi Road, Rajkot 360003 Gujarat, India.
3. Usha Saresha
Faculty of Physiotherapy, Marwadi University, Rajkot – Morbi Road, Rajkot 360003 Gujarat, India.
4. Dr. Kuldip Ramavat
Faculty of Physiotherapy, Marwadi University, Rajkot – Morbi Road, Rajkot 360003 Gujarat, India.

Specification

Description:FIELD OF THE INVENTION

[0001] The present invention relates to a PFT (pulmonary function testing) device that is designed to assist individuals in monitoring and improving respiratory health, while facilitating the comprehensive management of a user’s respiratory conditions, thereby ensuring continuous health monitoring, and enabling remote medical consultations.

BACKGROUND OF THE INVENTION

[0002] Taking care of our lungs and breathing is important, especially for people with asthma or other lung conditions. Traditionally, doctors use tools like spirometers to measure lung function, such as how much air a person exhale in the first second or how much total air they expel. There are also equipment’s, like Oscillating Positive Expiratory Pressure (OPEP) equipment’s, that help clear mucus from the lungs. However, these tools are usually standalone equipment’s that require manual operation, and these don't offer much in terms of emergency help. If someone's breathing becomes difficult, there's often no quick way to get medical support, especially outside of a doctor's office. Furthermore, keeping track of respiratory health is often done on paper or manually, which may be time-consuming and prone to error. These limitations show the need for a more modern, automated, and connected solution to help manage respiratory health more effectively.

[0003] Conventionally, High-Frequency Chest Wall Oscillation (HFCWO) equipment’s, such as the Vest Airway Clearance System, are used to provide rapid vibrations to loosen mucus from the lungs. The equipment is worn around the chest and connected to a machine that creates oscillations to aid in clearing mucus from the airways. However, these equipment’s are quite very expensive, making them less accessible for some patients, particularly those without insurance coverage or with limited financial resources. So, people also use Cough Assist In-Exsufflator, as this equipment help individuals who have difficulty coughing due to neuromuscular diseases or severe respiratory impairments. These equipment’s simulate a natural cough by applying positive pressure to the lungs and then rapidly switching to negative pressure to assist in clearing mucus. But the pressure cycles sometimes becomes uncomfortable, and the equipment is difficult for patients to tolerate, especially those who have sensitive airways or are already in respiratory distress.

[0004] US20180168484A1 discloses about an invention that includes a pulmonary function testing device, the device includes at least one sensor for enabling airflow measurements of gas flow within the device, a respiratory characteristic modulator configured to change between at least a first respiratory characteristic and a second respiratory characteristic and a processing circuitry for derive the respiratory related parameter based on measurements of flow obtained in at least a first and a second respiratory cycles utilizing at each of the first respiratory characteristic and a second respiratory characteristic respectively.

[0005] US20150297306A1 discloses about an invention that includes a pulmonary function testing (PFT) system includes a PFT device operable to receive a respiratory airflow from a patient through an airflow chamber; a mouthpiece coupled to the PFT device and in airflow communication with the airflow chamber, the mouthpiece including a bacterial filter and associated with a unique identifier and patient data; and a control system communicably coupled with the mouthpiece and the PFT device. The control system is configured to perform operations including interpreting at least one of the unique identifier or the patient data associated with the mouthpiece; and based on the interpretation, adjusting a status of the PFT device to determine a pulmonary function parameter.

[0006] Conventionally, many devices have been developed that are capable of testing pulmonary function of lungs. However, these devices are incapable of evaluating forced expiratory volume (FEV1) and vital capacity (FVC), which enables inaccurate diagnostics. Additionally, these existing devices also fails to provide seamless remote communication with healthcare professionals.

[0007] In order to overcome the aforementioned drawbacks, there exists a need in the art to develop a device is able to offer continuous monitoring of the user’s respiratory health, by evaluating critical parameters such as forced expiratory volume (FEV1) and vital capacity (FVC), thereby enabling accurate diagnostics and immediate feedback. In addition, the developed device also provides seamless remote communication with healthcare professionals, in view of allowing for real-time consultations, thereby enabling timely medical intervention, guidance, and support from a distance.

OBJECTS OF THE INVENTION

[0008] The principal object of the present invention is to overcome the disadvantages of the prior art.

[0009] An object of the present invention is to develop a device that monitors, records, and analyses various respiratory health metrics, in view of allowing for real-time feedback and personalized guidance based on the user's physiological data.

[0010] Another object of the present invention is to develop a device is able to offer continuous monitoring of the user’s respiratory health, by evaluating critical parameters such as forced expiratory volume (FEV1) and vital capacity (FVC), thereby enabling accurate diagnostics and immediate feedback.

[0011] Yet another object of the present invention is to develop a device that provide seamless remote communication with healthcare professionals, in view of allowing for real-time consultations, thereby enabling timely medical intervention, guidance.

[0012] The foregoing and other objects, features, and advantages of the present invention will become readily apparent upon further review of the following detailed description of the preferred embodiment as illustrated in the accompanying drawings.

SUMMARY OF THE INVENTION

[0013] The present invention relates to a PFT (pulmonary function testing) device that is able to provide assistance to the individuals to monitor and enhance their respiratory health, while supporting the comprehensive management of respiratory conditions, thereby ensuring ongoing health monitoring, and enabling remote consultations with medical professionals.

[0014] According to an embodiment of the present invention, a PFT (pulmonary function testing) device comprises of, a cuboidal housing having a rectangular gate attached at a front portion of the housing by means of a drawer mechanism to enable a user to enter the housing, a laser sensor embedded on the front portion detects a height of the user and accordingly actuates the drawer mechanism to slide the gate upwards for a convenient entry of the user, an L-shaped telescopic arm attached with an internal surface of the housing by means of a ball and socket joint, a mouthpiece configured with a spirometer is attached at an end of the arm, to measure FEV1 (Forced expiratory volume in the first second) and FVC (Forced vital capacity) to access respiratory health of the user, a touch enabled primary display unit, installed within the housing, to enable the user to input biodata for maintaining record in a database connected with the microcontroller, in form of individual profiles, and a bubble PEP (Positive Expiratory Pressure) unit provided within the housing for clearing phlegm build-up in lungs of user.

[0015] According to another embodiment of the present invention, the proposed device further comprises of, a primary speaker, disposed in the housing, to generate audio instructions for the user as per respiratory health detected by the mouthpiece, a circular base having omnidirectional wheels underneath the base, and having an artificial intelligence-based imaging unit, installed on the base to determine a user facing a health hazard, a wireless communication unit provided on the base enables the wireless communication with the remotely located medical professional, a microphone and a secondary touch enabled display unit disposed on the base to initiate a video conference with a remotely located medical professional for aid, a secondary speaker is provided on the base to provide audio information to the user during video conference, relayed by the medical professional and a holographic projection unit provided on the base to display 3D (three dimensional) illustrations to the user facing health hazard for a convenient aid.

[0016] While the invention has been described and shown with particular reference to the preferred embodiment, it will be apparent that variations might be possible that would fall within the scope of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

[0017] These and other features, aspects, and advantages of the present invention will become better understood with regard to the following description, appended claims, and accompanying drawings where:
Figure 1 illustrates an isometric view of a PFT (pulmonary function testing) device;
Figure 2 illustrates an internal view of the proposed device; and
Figure 3 illustrates a perspective view of a circular base associated with the proposed device.

DETAILED DESCRIPTION OF THE INVENTION

[0018] The following description includes the preferred best mode of one embodiment of the present invention. It will be clear from this description of the invention that the invention is not limited to these illustrated embodiments but that the invention also includes a variety of modifications and embodiments thereto. Therefore, the present description should be seen as illustrative and not limiting. While the invention is susceptible to various modifications and alternative constructions, it should be understood, that there is no intention to limit the invention to the specific form disclosed, but, on the contrary, the invention is to cover all modifications, alternative constructions, and equivalents falling within the spirit and scope of the invention as defined in the claims.

[0019] In any embodiment described herein, the open-ended terms "comprising," "comprises,” and the like (which are synonymous with "including," "having” and "characterized by") may be replaced by the respective partially closed phrases "consisting essentially of," consists essentially of," and the like or the respective closed phrases "consisting of," "consists of, the like.

[0020] As used herein, the singular forms “a,” “an,” and “the” designate both the singular and the plural, unless expressly stated to designate the singular only.

[0021] The present invention relates to a PFT (pulmonary function testing) device provides continuous monitoring of the user’s respiratory health by assessing key parameters like forced expiratory volume (FEV1) and vital capacity (FVC), thereby ensuring precise diagnostics and prompt feedback. Additionally, the device facilitates seamless remote communication with healthcare professionals, in view of enabling real-time consultations and allowing for timely medical intervention, guidance, and support, all from a distance.

[0022] Referring to Figure 1, and 2 an isometric view of a PFT (pulmonary function testing) device and an internal view of the proposed device is illustrated, respectively, comprising a cuboidal housing 101 having a rectangular gate 102 attached at a front portion of the housing 101 by means of a drawer mechanism 103, an L-shaped telescopic arm 201 attached with an internal surface of the housing 101 by means of a ball and socket joint 202, a mouthpiece 203 configured with a spirometer 204 is attached at an end of the arm 201, a touch enabled primary display unit 205, installed within the housing 101, a bubble PEP (Positive Expiratory Pressure) unit 206 provided within the housing 101, a primary speaker 207 disposed in the housing 101.

[0023] The device disclosed herein comprises a cuboidal housing 101 designed to house various components for the intended purpose, with a rectangular gate 102 positioned at the front portion of said housing 101. The rectangular gate 102 is securely attached to the housing 101 by means of a drawer mechanism 103, which provides a smooth and controlled movement of the gate 102. This drawer mechanism 103 is specifically configured to facilitate the sliding motion of the gate 102, allowing it to open and close with minimal effort.

[0024] The drawer mechanism 103 is designed to provide ease of access to the interior of the housing 101, enabling a user to enter the housing 101 conveniently. On the front portion a laser sensor is embedded which determines height of the user. The laser sensor mentioned herein consists of an emitter, and a receiver. The sensor emits a light towards the user and when the laser beam hits the user, the beam reflects back towards the receiver of the sensor. Upon detection of reflected beam by the sensor, the sensor precisely measures the time taken for the laser beam to travel to and back from the user. The sensor determines height of the user and the calculated height is then converted into electrical signal, in the form of current, and send to a microcontroller.

[0025] The microcontroller analyzes the data and upon analyzation the microcontroller actuates the drawer mechanism 103. The drawer mechanism 103 consists of multiple plates that are overlapped to each other with a sliding unit, wherein upon actuation of the drawer arrangement by the microcontroller, the motor in the sliding unit starts rotating a wheel coupled via a shaft in clockwise/anticlockwise direction providing a movement to the slider in the drawer arrangement to slide the gate 102 upwards for a convenient entry of the user.

[0026] An L-shaped telescopic arm 201 mounted on the internal surface of the housing 101. This arm 201 is affixed by means of a ball and socket joint 202, which allows for a wide range of movement, providing flexibility in positioning the arm 201 and the attached mouthpiece 203. The ball and socket joint 202 ensure that the arm 201 pivot, rotate, and extend, allowing for precise adjustment to accommodate the user's position or preferences during use.

[0027] At the end of the L-shaped telescopic arm 201, a mouthpiece 203 is securely attached. This mouthpiece 203 is configured with a spirometer 204, which is used to measure pulmonary function, specifically parameters like FEV1 (Forced Expiratory Volume in one second) and FVC (Forced Vital Capacity). The spirometer 204 works by measuring the volume of air inhaled and exhaled by a user to assess lung function. The user breathes into a mouthpiece 203 connected to the spirometer 204, which records the amount and speed of air they expel over time. Key measurements include FEV1 (Forced Expiratory Volume in 1 second), which indicates how much air is be forcefully exhaled in one second, and FVC (Forced Vital Capacity), the total volume of air exhaled after a deep breath. These values help diagnose and monitor respiratory conditions like asthma, COPD, and other lung diseases.

[0028] The arm 201 is pneumatically actuated, wherein the pneumatic arrangement of the arm 201 comprises of a cylinder incorporated with an air piston and the air compressor, wherein the compressor controls discharging of compressed air into the cylinder via air valves which further leads to the extension/retraction of the piston. The piston is attached to the telescopic arm 201, wherein the extension/retraction of the piston corresponds to the extension/retraction of the arm 201. The actuated compressor allows extension of the arm 201 to position the mouthpiece 203 configured with the spirometer 204 in proximity to the user in order to aid the spirometer 204 to perform its operation effectively.

[0029] The motorized ball and socket joint 202 mentioned here consists of a ball-shaped element that fits into a socket, which provides rotational freedom in various directions. The ball is connected to a motor, typically a servo motor which provides the controlled movement. The arm 201 is attached to the socket of the motorized ball and socket joint 202, the microcontroller sends precise instructions to the motor of the motorized ball and socket joint 202.

[0030] The motor responds by adjusting the ball and socket joint 202 and rotates the ball in the desired direction, and this motion is transferred to the socket that holds the arm 201. As the ball and socket joint 202 move, it provides the necessary movement to the arm 201 in order to aid the arm 201 in performing required operation.

[0031] The housing 101 is installed with a touch enabled primary display unit 205 which facilitates the user to input biodata. The touch enabled primary display unit 205 as mentioned herein is typically an LCD (Liquid Crystal Display) screen that presents output in a visible form. The screen is equipped with touch-sensitive technology, allowing the user to interact directly with the display using their fingers. A touch controller IC (Integrated Circuit) is responsible for processing the analog signals generated when the user inputs biodata for maintaining record in a database connected with the microcontroller, in form of individual profiles. A touch controller is typically connected to the microcontroller through various interfaces which may include but are not limited to SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit).

[0032] A Bubble PEP (Positive Expiratory Pressure) unit 206 integrated within the housing 101, designed to aid in clearing phlegm or mucus buildup in the lungs of the user. This unit 206 works when the primary speaker 207 notifies the user to access the Bubble PEP unit 206 for phlegm removal if the spirometer detects a subpar respiratory health of the user based on measured FEV1 and FVC. The Bubble PEP unit 206 accordingly generates positive pressure during exhalation, which helps to open the airways and improve airflow, thereby facilitating the removal of mucus from the lungs.

[0033] When the user exhales through a specially designed mouthpiece 203 connected to the Bubble PEP unit 206, the device creates a controlled resistance, causing the user to exhale with slightly higher pressure. This positive pressure helps prevent airway collapse, making quite easier to expel mucus and phlegm that may otherwise obstruct the airways, improving respiratory function.

[0034] The bubble mechanism enhances this process by providing visual feedback, where the user sees bubbles forming as user exhale through the bubble PEP unit, indicating the correct level of pressure and encouraging effective use. This method is especially beneficial for individuals with chronic respiratory conditions like cystic fibrosis, chronic bronchitis, or COPD, where mucus clearance is a critical part of managing the disease.

[0035] The Bubble PEP (Positive Expiratory Pressure) unit 206 works by generating controlled resistance during exhalation to assist in clearing mucus from the lungs. When the user exhales through a specially designed mouthpiece 203, the PEP unit 206 creates positive pressure, which helps keep the airways open and prevents collapse. This positive pressure makes it easier to expel phlegm or mucus trapped in the airways, improving lung function. The bubble formation during exhalation provides visual feedback to the user, indicating correct pressure levels. The unit 206 is particularly beneficial for individuals with respiratory conditions like COPD or cystic fibrosis, where effective mucus clearance is essential.

[0036] The housing 101 is installed with a primary speaker 207 which generates audio instructions for the user as per respiratory health detected by the mouthpiece 203. The primary speaker 207 disclosed herein works by receiving signals from the microcontroller, converting them into sound waves through a diaphragm’s vibration, and producing audible sounds with the help of amplification and control circuitry in order to provide audio instructions to the user based on the respiratory health data detected by the mouthpiece 203.

[0037] Referring to Figure 3 a perspective view of a circular base associated with the proposed device is illustrated, comprising a circular base 301 having omnidirectional wheels 302 underneath the base 301, an artificial intelligence-based imaging unit 303 installed on the base 301, a microphone 304 and a secondary touch enabled display unit 305 disposed on the base 301, a holographic projection unit 306 provided on the base 301, a secondary speaker 307 is provided on the base 301

[0038] Furthermore, a mobile unit associated with the present device for determining remotely located users facing health hazards. The mobile unit having a circular base 301 which comprises of a handy and portable circular structure encasing various components associated with the structure, wherein the base 301 is made up of material that includes but not limited to plastic or metal that ensures that the device is of generous size and is light in weight.

[0039] Underneath of the base 301 multiple omnidirectional wheels 302 are arranged. The motorized wheels 302 are a circular object that revolves on an axle to enable the base 301 to move easily over the ground surface. For maneuvering the base 301 each of the wheels 302 need to rotate and which is governed by a hub motor fit in the hub of each of the wheels 302. The hub motor is an electric motor that is integrated into the hub of the wheels 302. The hub motor is comprising a series of permanent magnets and electromagnetic coils. When the motor is activated, a magnetic field is set up in the coil and when the magnetic field of the coil interacts with the magnetic field of the permanent magnets, a magnetic torque is generated causing the stator of the motor to turn and that provides the rotation motion to the wheels 302 for maneuvering the base 301 on the ground surface as per requirement.

[0040] The base 301 is installed with an artificial intelligence-based imaging unit 303 which is synchronously actuated by the microcontroller to determine a user facing a health hazard. The imaging unit 303 disclosed herein comprises of an image capturing arrangement including a set of lenses that captures multiple images of the surroundings and the captured images are stored within memory of the imaging unit 303 in form of an optical data. The imaging unit 303 also comprises of the processor which processes the captured images.

[0041] This pre-processing involves tasks such as noise reduction, image stabilization, or color correction. The processed data is fed into AI protocols for analysis which utilizes machine learning techniques, such as deep learning neural networks, to extract meaningful information from the visual data which are processed by the microcontroller to determine a user facing a health hazard.

[0042] A wireless communication unit integrated into the base 301, for enabling seamless wireless communication between the device and a remotely located medical professional. This wireless communication unit is configured to establish a secure and reliable data connection, allowing the transmission of real-time information related to the user’s respiratory health, as detected by the device’s sensors and other monitoring components, to a medical professional situated at a remote location.

[0043] The communication unit utilizes one or more industry-standard wireless technologies, such as Wi-Fi, Bluetooth, cellular networks, or other wireless protocols, to facilitate the exchange of data between the device and the medical professional’s monitoring system or communication platform. This functionality ensures that the medical professional can receive live health updates, assess the user’s condition remotely, and provide timely guidance or intervention when necessary.

[0044] Additionally, the wireless communication unit enables two-way communication, allowing the medical professional to transmit instructions, feedback, or other relevant medical advice directly to the user, enhancing the overall healthcare experience and enabling continuous monitoring of the user's health status. This feature is particularly advantageous in situations where the user is not able to visit a healthcare facility regularly or requires immediate medical attention, as the unit ensures rapid access to professional advice and intervention when needed.

[0045] In synchronization a microphone 304 and a secondary touch enabled display unit 305, which is installed on the base 301 facilitates a user to initiate a video conference with a remotely located medical professional for aid. The microphone 304 mentioned herein works as a transducer that converts sound waves into audio signal. The microphone 304 on receiving the input commands from the user converts the input signal into electrical signal and sends it to the microcontroller.

[0046] The microcontroller processes the received signals in order to analyze the voice inputs of the user and upon analyzing the voice commands the microcontroller actuates the device and accordingly commands the device to carry out video conference with a remotely located medical professional for aid. The secondary touch enabled display unit 305 works in the same manner as of primary touch enabled display unit.

[0047] The base 301 is installed with a secondary speaker 307 which provide audio information to the user during video conference, relayed by the medical professional. The speaker 307 disclosed herein works by receiving signals from the microcontroller, converting them into sound waves through a diaphragm’s vibration, and producing audible sounds with the help of amplification and control circuitry in order to provide audio information to the user during the video conference, relayed by the medical professional.

[0048] The base 301 is installed with a holographic projection unit 306 which is directed by the microcontroller to display 3D (three dimensional) illustrations to the user facing health hazard for a convenient aid. The holographic projection unit 306 disclosed herein, comprises of multiple lens. After getting the actuation command from the microcontroller, a light source integrated in the projection unit 306 emits various combination of lights toward the lens which is further portrayed to project the pre-saved virtual images for displaying 3D (three dimensional) illustrations to the user facing health hazard for a convenient aid.

[0049] Moreover, a battery is associated with the device for powering up electrical and electronically operated components associated with the device and supplying a voltage to the components. The battery used herein is preferably a Lithium-ion battery which is a rechargeable unit that demands power supply after getting drained. The battery stores the electric current derived from an external source in the form of chemical energy, which when required by the electronic component of the device, derives the required power from the battery for proper functioning of the device.

[0050] In an embodiment of the present invention, an ultravoilet sanitizing unit is associated with the afforementioned spirometer 204 in view of sanitizing or cleaning the spirometer 204 after every test, thereby facilitating accurate readings and ensuring calibaration for proper functioning. The UV sanitizer comprises of a UV lamp that is effective against all pathogens, bacteria, molds, yeasts, etc. The ultraviolet light emitted by the lamp breaks down the chemical bonds, thus, scrambling the structure of DNA, RNA and proteins, which removes the microorganisms from the spiromter 204.

[0051] In an embodiemnt, a mouthpiece dispenser is assembled near the bubble PEP unit 206 in order to aid the user to take out new mouthpiece. This dispenser operates by providing a controlled dispensing mechanism that ensures the user is able to obtain a fresh mouthpiece in a safe, hygienic, and convenient manner. The assembly is strategically located to minimize user effort while ensuring that the mouthpiece is dispensed only when required.

[0052] The present invention works in the best manner, where the cuboidal housing 101 having the rectangular gate 102 attached at the front portion of the housing 101 by means of the drawer mechanism 103 to enable the user to enter the housing 101. Then the laser sensor embedded on the front portion detects the height of the user and accordingly actuates the drawer mechanism 103 to slide the gate 102 upwards for the convenient entry of the user. Thereafter the L-shaped telescopic arm 201 attached with the internal surface of the housing 101 by means of the ball and socket joint 202. Also, the mouthpiece 203 configured with the spirometer 204 is attached at the end of the arm 201, to measure FEV1 (Forced expiratory volume in the first second) and FVC (Forced vital capacity) to access respiratory health of the user. Synchronously, the touch enabled primary display unit 205, enable the user to input biodata for maintaining record in the database connected with the microcontroller, in form of individual profiles. Then the bubble PEP (Positive Expiratory Pressure) unit 206 provided within the housing 101 for clearing phlegm build-up in lungs of user. Afterwards the primary speaker 207 generates audio instructions for the user as per respiratory health detected by the mouthpiece 203.

[0053] In continuation, now the circular base 301 having omnidirectional wheels 302 underneath the base 301, and having the artificial intelligence-based imaging unit 303, installed on the base 301 to determine the user facing the health hazard. At the same time the wireless communication unit provided on the base 301 enables the wireless communication with the remotely located medical professional. Further the microphone 304 and the secondary touch enabled display unit 305 disposed on the base 301 to initiate the video conference with the remotely located medical professional for aid. Simultaneously, the secondary speaker 307 is provided on the base 301 to provide audio information to the user during video conference, relayed by the medical professional. Moreover, the holographic projection unit 306 provided on the base 301 to display 3D (three dimensional) illustrations to the user facing health hazard for the convenient aid.

[0054] Although the field of the invention has been described herein with limited reference to specific embodiments, this description is not meant to be construed in a limiting sense. Various modifications of the disclosed embodiments, as well as alternate embodiments of the invention, will become apparent to persons skilled in the art upon reference to the description of the invention. , Claims:1) A PFT (pulmonary function testing) device, comprising a cuboidal housing 101 having a rectangular gate 102 attached at a front portion of said housing 101 by means of a drawer mechanism 103 to enable a user to enter said housing 101, characterized in that:

i) a laser sensor embedded on said front portion detects a height of said user and accordingly actuates said drawer mechanism 103 to slide said gate 102 upwards for a convenient entry of said user;
ii) an L-shaped telescopic arm 201 attached with an internal surface of said housing 101 by means of a ball and socket joint 202, wherein a mouthpiece 203 configured with a spirometer 204 is attached at an end of said arm 201, to measure FEV1 (Forced expiratory volume in the first second) and FVC (Forced vital capacity) to access respiratory health of said user;
iii) a touch enabled primary display unit 205, linked with a microcontroller, installed within said housing 101, to enable said user to input biodata for maintaining record in a database connected with said microcontroller, in form of individual profiles;
iv) a bubble PEP (Positive Expiratory Pressure) unit 206 provided within said housing 101 for clearing phlegm build-up in lungs of user, wherein a primary speaker 207 linked with said microcontroller, disposed in said housing 101, generates audio instructions for said user as per respiratory health detected by said mouthpiece 203, wherein said user is prompted via said primary speaker 207 to utilize said bubble PEP 206 for phlegm removal if said spirometer 204 detects a subpar respiratory health of said user based on measured FEV1 and FVC; and
v) a circular base 301 having omnidirectional wheels 302 underneath said base 301, and having an artificial intelligence-based imaging unit 303, installed on said base 301 and integrated with a processor for recording and processing images in a vicinity of said base 301 to determine a user facing a health hazard to trigger said microcontroller to actuate a microphone 304 and a secondary touch enabled display unit 305 disposed on said base 301 to initiate a video conference with a remotely located medical professional for aid.

2) The device as claimed in claim 1, wherein a wireless communication unit provided on said base 301 enables said wireless communication with said remotely located medical professional.

3) The device as claimed in claim 1, wherein a holographic projection unit 306 provided on said base 301 to display 3D (three dimensional) illustrations to said user facing health hazard regarding how the user has to carry out the testing procedure for a convenient aid.

4) The device as claimed in claim 1, wherein a secondary speaker 307 is provided on said base 301 to provide audio information to said user during video conference, relayed by said medical professional.

Documents

Application Documents

# Name Date
1 202421090282-STATEMENT OF UNDERTAKING (FORM 3) [20-11-2024(online)].pdf 2024-11-20
2 202421090282-REQUEST FOR EXAMINATION (FORM-18) [20-11-2024(online)].pdf 2024-11-20
3 202421090282-REQUEST FOR EARLY PUBLICATION(FORM-9) [20-11-2024(online)].pdf 2024-11-20
4 202421090282-PROOF OF RIGHT [20-11-2024(online)].pdf 2024-11-20
5 202421090282-POWER OF AUTHORITY [20-11-2024(online)].pdf 2024-11-20
6 202421090282-FORM-9 [20-11-2024(online)].pdf 2024-11-20
7 202421090282-FORM FOR SMALL ENTITY(FORM-28) [20-11-2024(online)].pdf 2024-11-20
8 202421090282-FORM 18 [20-11-2024(online)].pdf 2024-11-20
9 202421090282-FORM 1 [20-11-2024(online)].pdf 2024-11-20
10 202421090282-FIGURE OF ABSTRACT [20-11-2024(online)].pdf 2024-11-20
11 202421090282-EVIDENCE FOR REGISTRATION UNDER SSI(FORM-28) [20-11-2024(online)].pdf 2024-11-20
12 202421090282-EVIDENCE FOR REGISTRATION UNDER SSI [20-11-2024(online)].pdf 2024-11-20
13 202421090282-EDUCATIONAL INSTITUTION(S) [20-11-2024(online)].pdf 2024-11-20
14 202421090282-DRAWINGS [20-11-2024(online)].pdf 2024-11-20
15 202421090282-DECLARATION OF INVENTORSHIP (FORM 5) [20-11-2024(online)].pdf 2024-11-20
16 202421090282-COMPLETE SPECIFICATION [20-11-2024(online)].pdf 2024-11-20
17 Abstract 1.jpg 2024-12-09
18 202421090282-FORM-26 [03-06-2025(online)].pdf 2025-06-03