Testing the viability of measuring intraocular pressure using soundwaves from a smartphone

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Testing the viability of measuring intraocular pressure using soundwaves from a smartphone. / Soanes, Matthew; Essa, Khamis; Butt, Haider.

In: Engineering Reports, 20.01.2021.

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@article{58be50c64a324bc8a0f4bef88a1f0bf6,
title = "Testing the viability of measuring intraocular pressure using soundwaves from a smartphone",
abstract = "Early detection of increasing values of intraocular pressure (IOP) due to glaucoma can prevent sever ocular diseases and ultimately, prevent loss of vision. Currently, the need for an accurate, mobile measurement of intraocular pressure is unmet within the modern healthcare practices. There is a potential to utilize soundwaves as a mobile measurement method and therefore, the relationship between IOP and the reflection coefficient of sound waves is investigated. Simulations are conducted using COMSOL Multiphysics to provide theoretical confirmation of the worthiness of the experiment. An experimental demonstrated is presented to further investigate the relationship between the internal pressure of an object and its acoustic reflection coefficient. The experiment exploits the use of hydrostatic pressure to determine internal pressure, and the reflection coefficient is measured and analyzed. An initial experiment is conducted to identify the resonant frequency of the object and the optimal frequency for maximizing reflection. The experiment shows comprehensively that there is a relationship between the internal pressure of an object and its acoustic reflection coefficient, providing a confirmation of the theory that would allow mobile measurements of IOP to be conducted with the use of a smart phone. ",
keywords = "acoustic reflection coefficient, glaucoma, intraocular pressure, ocular hypertension",
author = "Matthew Soanes and Khamis Essa and Haider Butt",
year = "2021",
month = jan,
day = "20",
doi = "10.1002/eng2.12355",
language = "English",
journal = "Engineering Reports",
issn = "2577-8196",
publisher = "Wiley Online Library",

}

RIS

TY - JOUR

T1 - Testing the viability of measuring intraocular pressure using soundwaves from a smartphone

AU - Soanes, Matthew

AU - Essa, Khamis

AU - Butt, Haider

PY - 2021/1/20

Y1 - 2021/1/20

N2 - Early detection of increasing values of intraocular pressure (IOP) due to glaucoma can prevent sever ocular diseases and ultimately, prevent loss of vision. Currently, the need for an accurate, mobile measurement of intraocular pressure is unmet within the modern healthcare practices. There is a potential to utilize soundwaves as a mobile measurement method and therefore, the relationship between IOP and the reflection coefficient of sound waves is investigated. Simulations are conducted using COMSOL Multiphysics to provide theoretical confirmation of the worthiness of the experiment. An experimental demonstrated is presented to further investigate the relationship between the internal pressure of an object and its acoustic reflection coefficient. The experiment exploits the use of hydrostatic pressure to determine internal pressure, and the reflection coefficient is measured and analyzed. An initial experiment is conducted to identify the resonant frequency of the object and the optimal frequency for maximizing reflection. The experiment shows comprehensively that there is a relationship between the internal pressure of an object and its acoustic reflection coefficient, providing a confirmation of the theory that would allow mobile measurements of IOP to be conducted with the use of a smart phone.

AB - Early detection of increasing values of intraocular pressure (IOP) due to glaucoma can prevent sever ocular diseases and ultimately, prevent loss of vision. Currently, the need for an accurate, mobile measurement of intraocular pressure is unmet within the modern healthcare practices. There is a potential to utilize soundwaves as a mobile measurement method and therefore, the relationship between IOP and the reflection coefficient of sound waves is investigated. Simulations are conducted using COMSOL Multiphysics to provide theoretical confirmation of the worthiness of the experiment. An experimental demonstrated is presented to further investigate the relationship between the internal pressure of an object and its acoustic reflection coefficient. The experiment exploits the use of hydrostatic pressure to determine internal pressure, and the reflection coefficient is measured and analyzed. An initial experiment is conducted to identify the resonant frequency of the object and the optimal frequency for maximizing reflection. The experiment shows comprehensively that there is a relationship between the internal pressure of an object and its acoustic reflection coefficient, providing a confirmation of the theory that would allow mobile measurements of IOP to be conducted with the use of a smart phone.

KW - acoustic reflection coefficient

KW - glaucoma

KW - intraocular pressure

KW - ocular hypertension

U2 - 10.1002/eng2.12355

DO - 10.1002/eng2.12355

M3 - Article

JO - Engineering Reports

JF - Engineering Reports

SN - 2577-8196

M1 - e12355

ER -