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WO2023060329A1 - Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic - Google Patents

Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic Download PDF

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Publication number
WO2023060329A1
WO2023060329A1 PCT/BR2021/050446 BR2021050446W WO2023060329A1 WO 2023060329 A1 WO2023060329 A1 WO 2023060329A1 BR 2021050446 W BR2021050446 W BR 2021050446W WO 2023060329 A1 WO2023060329 A1 WO 2023060329A1
Authority
WO
WIPO (PCT)
Prior art keywords
visual acuity
virtual
acuity test
patient
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/BR2021/050446
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English (en)
Portuguese (pt)
Inventor
Luis Alexandre RASSI GABRIEL
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Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to PCT/BR2021/050446 priority Critical patent/WO2023060329A1/fr
Publication of WO2023060329A1 publication Critical patent/WO2023060329A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
    • A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
    • A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes

Definitions

  • the present invention patent deals with a capsule for visual acuity testing and a virtual method of measurement, data storage and diagnosis where, notably, said capsule is designed to be installed in offices, clinics and the like and presents innovative features that favor the association with the virtual method for the practice of the visual acuity test in a safe, agile way and with analysis of the data collected remotely, guaranteeing an effective result that can be accessed at any time through mobile devices or similar enabling , thus, the follow-up of the patient's history by several specialists.
  • visual acuity measurement tests are designed to quantify the acuity of human beings in order to detect vision problems in patients of any age, as well as patients who do not communicate verbally or whose communication is carried out by sign language, such as, for example, infants in the pre-verbal phase from zero to four years of age.
  • said visual acuity measurement test can be performed in patients who have suffered quadriplegic brain injuries and without speech, however, have preserved eye movement or even in patients without adequate reliability of verbal information such as cases of dementia and who may also have their visual acuity confirmed by this test.
  • the visual acuity test also known as the 'Teller' test, consists of rectangular cards with a central hole and where one side is absent from illustrations, while on the other side of the same surface, however, in the opposite direction, a set of vertical or horizontal stripes spaced apart is provided.
  • the examining physician positions himself in front of the patient holding the card at a distance that according to the rules of this test can vary from 84, 55 or 38 cm from the patient's eyes.
  • the side of the card without illustrations is facing the doctor and the side with illustrations is facing the patient.
  • the detail is located only on one of the halves of the face of the card facing the patient, if he notices the existence of this detail, the doctor will attest to this fact by looking through the hole in the card, whether the patient looked at the detail or not.
  • the applicant active in the area and concerned with offering better conditions for the execution of visual tests, is the depositor of document n ⁇ . BRIO.2019.012081-9 dealing with a cabin for the quantification of visual acuity test comprised of a modular structure comprising an isolated environment for the patient to perform the acuity test, applied by reading 'Teller' cards accommodated in the preview area in the central portion of the movable wall sliding through casters on rails installed on the floor and roof supported by profiles.
  • PCT/BR2020/050100 presents improvements in the modular cabin formed by a structure made of wood, 'drywall', PVC or another type of material, which is provided with an area for viewing cards provided for in the central portion of the movable wall sliding, with a seat in front of the movable wall and coplanar with the posterior wall of the modular cabin to accommodate the patient and a possible companion; said modular cabin composes a controllable environment and includes adjustments that configure a controlled environment for the applicability of tests such as the 'Teller' preferential visual acuity test, chromatic and contrast test, as well as the test for the evaluation of photosensitivity and evaluation of possible eye changes.
  • Document No. US2019125179 discloses a system for replicating a standardized visual acuity test, comprising a binocular viewer connected to a smartphone.
  • a binocular viewer comprises a housing formed by a pair of tubes having voids allowing viewing through a pair of lens tubes visually communicating with a second lens, a first lens, an aperture and a front cover.
  • the optical systems use an ingenious combination of front and rear lens surfaces, demagnification and other systems to faithfully replicate the lines of sight perceived by a test user traditional.
  • the system also allows the incorporation of other tests conducted with both eyes, including color and contrast sensitivity, in addition, by placing a deformable tunable lens between the second lens and the eye, the device serves as an ophthalmic refractometer, allowing an estimate of spherical equivalent refraction for each eye.
  • Document No. CN205903239 discloses a virtual reality-based visual acuity test and instructor, including: head-mounted apparatus, with head-mounted apparatus connection image processing device, with head-mounted apparatus connection intelligent control equipment, and installation of image processing and with anti-glare and dizziness equipment connection communication intelligent control equipment.
  • the objective of the present invention is to present a capsule for visual acuity testing and a virtual method of measurement, data storage and diagnosis whose association between both allows the practice of visual acuity testing in a safe and agile way, and how the The test is carried out based on pre-programmed parameters and the analysis of the collected data is carried out remotely, guaranteeing an effective result that can be accessed by the professional(s) at any time, through mobile devices or similar, thus enabling the follow-up of the patient's history by several specialists.
  • This objective is possible to be achieved due to an operational method applied in the capsule comprising an embedded computer program that enables data processing and the exchange of optotypes virtually and remotely, aiming at the application of tests, optotypes that are displayed on a monitor, precisely a 'Smart TV' installed inside the capsule and activated remotely through a mobile application, better known as "APP", developed for these purposes and installed on a mobile device of the 'smartphone' type or equivalent.
  • APP mobile application
  • Another objective of this invention lies in the fact that the presentation of the optotypes on the 'Smart TV', for the practice of the test, enables stability during the reading of the card by the patient, thus allowing the absence of any kind of influence or distraction in the practice of the test and, consequently, obtaining a more effective result.
  • the capsule provides controlled lighting whose luminance is measured in lamps per square meter and, therefore, reproducible, as well as light temperature in degrees Kelvin and color reproducibility index in percentages also known in the technique, said luminosity also being able to be controlled remotely, through the "APP".
  • test can be applied by different professionals, since the standardized instructions are recorded and transmitted to the patient through the speakers of the 'Smart TV' before the beginning of the test.
  • Figure IA represents a perspective view of the capsule illustrating the internal portion and the installation of the elements for the execution of the test and connection with the virtual method of measurement, data storage and diagnosis;
  • Figure 1B shows a perspective view of the capsule at another angle
  • Figure 1C shows a perspective view of the capsule in question
  • Figure 1D shows a top view
  • Figure IE illustrates a front view
  • figure 2 shows a longitudinal section A.A indicated in figure 1D; It is
  • Figure 3 shows a flowchart of the virtual measurement method, data storage and diagnosis.
  • Capsule (10) for testing visual acuity consisting of a structure (20) comprising a floor (21), peripheral walls (22a), (22b) and (22c), accessibility door (23) and ceiling (24), made of wood, drywall, PVC or other material.
  • a structure (20) comprising a floor (21), peripheral walls (22a), (22b) and (22c), accessibility door (23) and ceiling (24), made of wood, drywall, PVC or other material.
  • AV viewing area
  • an adjustable seat (30) is installed for accommodation of the patient (Pl) and possible companion, as well as forehead/chin guard (40A)/(40B), both, adjustable on support (50).
  • said capsule (10) provides that the inner face of the wall (22c) is provided for a support (60) for mounting at least one television with internet connection, of the 'SmartW' type (70) or similar device that includes an embedded computer program (Pel) and Wi-Fi connection (Wl) and is capable of exposing virtual optotypes (OV) for the practice of the parameterized visual acuity test (TS) according to pre-programmed guidelines in a mobile application (APP) installed on mobile devices (80) of the "smartphones" type operated by one or more professionals able to carry out the aforementioned visual acuity test (TS).
  • the virtual optotypes (OV) are displayed on the 'Smart W (70) or similar apparatus. ) and respective mobile device (80) and whose luminance is measured in lamps per square meter, thus being able to reproduce the light temperature in degrees Kelvin and color reproducibility index in percentages known to the technique for the application of visual tests.
  • Said embedded computer program (Pel) is accessed by the authorized doctor(s) and professional(s) (Ml) through a mobile application (APP) installed on mobile devices (80).
  • APP mobile application
  • the predefined parameters in the embedded computer program (Pel) for the practice of the visual acuity test (TS) can be defined as: al) Control of presentation of virtual optotypes (OV) through remote command through mobile devices (80) such as smartphones; a2) Precise distance (dl) between virtual optotypes (OV) and patient (Pl); a3) Perfect alignment of the virtual optotypes (OV) displayed on the 'smart' TV (70); a4) Luminance control (70) measured in lamps per square meter, as well as light temperature in degrees Kelvin and color reproducibility index; a5) Playback of audio recording to the patient through the 'smart' TV speakers (70) with instructions before the start of the test; a6) Transmission of data (sl) from the examination performed on the patient (Pl) to an analytical database (BD1).
  • the virtual method (11) of measurement, data storage and diagnosis obtained by the embedded computer program (Pel) for the practice of the visual acuity test (TS) comprises the steps:
  • Step (ET1) Completion of data (s2) belonging to the establishment where the medical examinations are being carried out;
  • Step (ET2) Completion of data (s3) belonging to the physician (Ml) who performs the medical examinations;
  • Step (ET3) Completion of data (s4) identifying the patient (Pl) to be examined;
  • Step (ET4) Completion of the data (sl) of the exam(s) that were performed;
  • Step (ET5) Group the data (sl), (s2), (s3) and (s4) and send them to the analytical database (BD1);
  • Step (ET6) Receipt of the result after analyzing the data (sl), (s2), (s3) and (s4) in database (BD1);
  • Step (ET7) - Obtaining a report (LI) sent electronically to the patient (pl) or printed.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Eye Examination Apparatus (AREA)

Abstract

L'invention concerne une capsule (10) pour la réalisation d'un test d'acuité visuelle (TS), dont la face intérieure de la paroi (22c) présente un support (60) pour le montage d'au moins une télévision avec connexion à Internet du type « Smart TV » (70) ou un appareil similaire qui comprend un programme d'ordinateur embarqué (Pc1) et une connexion Wi-Fi (W1) et est susceptible de présenter des optotypes virtuels (OV) pour la réalisation du test d'acuité visuelle (TS), paramétré conformément à des instructions pré-programmées dans une application mobile (APP) installée sur des appareils mobiles (80) du type « smartphones » utilisés par un ou plusieurs professionnels aptes à exécuter ledit test d'acuité visuelle (TS) ; les optotypes virtuels (OV) sont présentés sur la « Smart TV » (70) ou l'appareil similaire à distance au moyen des « smartphones » ; ledit procédé virtuel (11) de vérification, de stockage de données et de diagnostic obtenu par le programme d'ordinateur embarqué (Pc1) pour la réalisation du test d'acuité visuelle (TS) intègre des paramètres pré-définis.
PCT/BR2021/050446 2021-10-14 2021-10-14 Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic Ceased WO2023060329A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/BR2021/050446 WO2023060329A1 (fr) 2021-10-14 2021-10-14 Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2021/050446 WO2023060329A1 (fr) 2021-10-14 2021-10-14 Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic

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PCT/BR2021/050446 Ceased WO2023060329A1 (fr) 2021-10-14 2021-10-14 Capsule pour test d'acuité visuelle et procédé virtuel de vérification, de stockage de données et de diagnostic

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016073556A1 (fr) * 2014-11-09 2016-05-12 The Trustees Of The University Of Pennsylvania Test de vision pour déterminer une progression de maladie rétinienne
US20200129060A1 (en) * 2013-03-12 2020-04-30 Visibly, Inc. Computerized testing and determination of a visual field of a patient
WO2020248031A1 (fr) * 2019-06-13 2020-12-17 Rassi Gabriel Luis Alexandre Améliorations apportées à une cabine modulaire pour l'exécution d'un test d'acuité visuelle et de tests complémentaires

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200129060A1 (en) * 2013-03-12 2020-04-30 Visibly, Inc. Computerized testing and determination of a visual field of a patient
WO2016073556A1 (fr) * 2014-11-09 2016-05-12 The Trustees Of The University Of Pennsylvania Test de vision pour déterminer une progression de maladie rétinienne
WO2020248031A1 (fr) * 2019-06-13 2020-12-17 Rassi Gabriel Luis Alexandre Améliorations apportées à une cabine modulaire pour l'exécution d'un test d'acuité visuelle et de tests complémentaires
BR102019012081A2 (pt) * 2019-06-13 2020-12-22 Luis Alexandre Rassi Gabriel Cabine para teste de acuidade visual preferencial

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