Optical coherence elastography for assessing the influence of intraocular pressure on elastic wave dispersion in the cornea

MG Sun, T Son, J Crutison, V Guaiquil, S Lin… - Journal of the …, 2022 - Elsevier
The cornea is a highly specialized organ that relies on its mechanical stiffness to maintain its
aspheric geometry and refractive power, and corneal diseases such as keratoconus have …

Noninvasive measurement of wave speed of porcine cornea in ex vivo porcine eyes for various intraocular pressures

B Zhou, AJ Sit, X Zhang - Ultrasonics, 2017 - Elsevier
The objective of this study was to extend an ultrasound surface wave elastography (USWE)
technique for noninvasive measurement of ocular tissue elastic properties. In particular, we …

Noninvasive estimation of the ocular elastic modulus for age-related macular degeneration in the human eye using sequential ultrasound imaging

S Shahbazi, M Mokhtari-Dizaji, MR Mansori - Ultrasonics, 2012 - Elsevier
INTRODUCTION: Elastic modulus estimation may be an important clinical criterion, as it
seems to affect such eye parameters as intraocular pressure, ocular pulsation, blood flow …

[HTML][HTML] In vivo corneal elastography: A topical review of challenges and opportunities

G Lan, MD Twa, C Song, JP Feng, Y Huang… - Computational and …, 2023 - Elsevier
Clinical measurement of corneal biomechanics can aid in the early diagnosis, progression
tracking, and treatment evaluation of ocular diseases. Over the past two decades …

Corneal biomechanics assessment using high frequency ultrasound b-mode imaging

HM Ahmed, W Al-Atabany, NM Salem - Ieee Access, 2021 - ieeexplore.ieee.org
Assessment of corneal biomechanics for pre-and post-refractive surgery is of great clinical
importance. Corneal biomechanics affect vision quality of human eye. Many factors affect …

[HTML][HTML] In vivo evaluation of the biomechanical properties of optic nerve and peripapillary structures by ultrasonic shear wave elastography in glaucoma

AS Dikici, I Mihmanli, F Kilic, A Ozkok… - Iranian Journal of …, 2016 - ncbi.nlm.nih.gov
Background Primary open-angle glaucoma is a multifactorial serious disease characterized
by progressive retinal ganglion cell death and loss of visual field. Objectives The purposes …

Measuring mechanical wave speed, dispersion, and viscoelastic modulus of the cornea using optical coherence elastography

A Ramier, B Tavakol, SH Yun - Optics express, 2019 - opg.optica.org
Acoustic wave velocity measurement based on optical coherence tomography (OCT) is a
promising approach to assess the mechanical properties of biological tissues and soft …

In vivo measurement of shear modulus of the human cornea using optical coherence elastography

A Ramier, AM Eltony, YT Chen, F Clouser… - Scientific reports, 2020 - nature.com
Corneal stiffness plays a critical role in shaping the cornea with respect to intraocular
pressure and physical interventions. However, it remains difficult to measure the mechanical …

Confocal Shear Wave Acoustic Radiation Force Optical Coherence Elastography for Imaging and Quantification of the In Vivo Posterior Eye

Y He, Y Qu, J Zhu, Y Zhang, A Saidi… - IEEE Journal of …, 2018 - ieeexplore.ieee.org
Retinal diseases, such as age-related macular degeneration (AMD), are the leading cause
of blindness in the elderly population. Since no known cures are currently present, it is …

Torsional wave elastography to assess the mechanical properties of the cornea

J Torres, I H. Faris, A Callejas, F Reyes-Ortega… - Scientific Reports, 2022 - nature.com
Corneal mechanical changes are believed to occur before any visible structural alterations
observed during routine clinical evaluation. This study proposed developing an …