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Keywords: eye
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. May 2022, 144(5): 051004.
Paper No: BIO-20-1459
Published Online: December 20, 2021
...Ru Wang; Jheng-Han Tsai; Martin P. Snead; Philip Alexander; D. Ian Wilson The interface between silicone oil and saline layers in a three-dimensional model of the eye chamber was studied under different eye-like saccadic motions in order to determine the stability of the interface and propensity...
Includes: Supplementary data
Journal Articles
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. February 2014, 136(2): 021005.
Paper No: BIO-13-1422
Published Online: February 5, 2014
... manuscript posted December 19, 2013; published online February 5, 2014. Editor: Victor H. Barocas. 10 09 2013 15 12 2013 19 12 2013 The posterior eye is a complex biomechanical structure. Delicate neural and vascular tissues of the retina, choroid, and optic nerve head...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. February 2012, 134(2): 021002.
Published Online: March 14, 2012
... higher than that due to normal AH flow by buoyancy induced due to temperature gradient. This shear stress is higher on the central region of the cornea. The results also depict that eye saccade imposes a 3D complicated flow field in the AC consist of various vortex structures. Finally, the enchantment...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Design Innovations
J Biomech Eng. September 2011, 133(9): 095001.
Published Online: October 11, 2011
... and glaucomatous human eyes as well as between eyes from donors of different race, sex, and age. Such research may aid in identifying how biomechanical effects may play a role in the predisposition of glaucomatous damage in high-risk populations. We have demonstrated in this manuscript a novel device...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. June 2011, 133(6): 064505.
Published Online: July 6, 2011
... properties of the OFCT. From 5 pairs of 76- to 92-year-old Caucasian human eyes and 33 5- to 7-month-old porcine eyes, 5 human and 11 porcine OFCT samples were dissected at the posterior pole or adjacent to the pole in the vertical, horizontal, and radial directions. Sample dimensions were fixed or measured...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. March 2011, 133(3): 031002.
Published Online: February 4, 2011
...Ashley A. Weaver; Eric A. Kennedy; Stefan M. Duma; Joel D. Stitzel Eye trauma results in 30,000 cases of blindness each year in the United States and is the second leading cause of monocular visual impairment. Eye injury is caused by a wide variety of projectile impacts and loading scenarios...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. January 2011, 133(1): 011002.
Published Online: December 22, 2010
... eyes of a patient who underwent laser-assisted in situ keratomileusis (LASIK) for myopic astigmatism were modeled. Pre- and postoperative Scheimpflug anterior and posterior corneal elevation maps were imported into a 3D corneo-scleral FEM with an unrestrained limbus. Preoperative corneal hyperelastic...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. December 2010, 132(12): 121005.
Published Online: November 8, 2010
...Tingting Juan; Jean-Pierre Hubschman; Jeff D. Eldredge Vitrectomy is an ophthalmic microsurgical procedure that removes part or all of the vitreous humor from the eye. The procedure uses a vitreous cutter consisting of a narrow shaft with a small orifice at the end through which the humor...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. September 2010, 132(9): 091008.
Published Online: August 26, 2010
... 26 08 2010 26 08 2010 biological tissues biomechanics biomedical optical imaging cellular biophysics elastic moduli eye osmosis swelling modulus of elasticity lens capsule osmotic pressure membrane transport Donnan equilibrium Basement membranes are planar...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. July 2010, 132(7): 071010.
Published Online: May 26, 2010
... indentation can deform the eye globe and consequently rotate the iris root. In this work, we studied the fluid-structure interaction between the iris and aqueous humor, driven by iris root rotation. The iris root rotation obtained from our previous whole-globe model was used as a boundary condition...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. November 2009, 131(11): 111013.
Published Online: October 26, 2009
... of the intraocular pressure (IOP) to optic nerve damage and hence visual impairment. For this reason, IOP measurement in tonometry has become an essential part of routine eye examinations needed for the diagnosis and management of the disease. The accuracy of the current reference standard in tonometry, the Goldmann...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2009, 131(8): 081010.
Published Online: July 6, 2009
... set obtained at Moorfields Eye Hospital involving 144 subjects, and found to produce IOP estimates that are less dependent on corneal size and age than published equations. The numerical results were first subjected to validation exercises in which the associations between changes in P 1...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. May 2009, 131(5): 051011.
Published Online: April 15, 2009
...Michaël J. A. Girard; J. Crawford Downs; Claude F. Burgoyne; J.-K. Francis Suh The sclera is the white outer shell and principal load-bearing tissue of the eye as it sustains the intraocular pressure. We have hypothesized that the mechanical properties of the posterior sclera play a significant...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. April 2009, 131(4): 044502.
Published Online: January 30, 2009
...Matthew Reilly; Nathan Ravi Debate regarding the mechanisms of how the eye changes focus (accommodation) and why this ability is lost with age (presbyopia) has recently been rejoined due to the advent of surgical procedures for the correction of presbyopia. Due to inherent confounding factors...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. December 2008, 130(6): 061006.
Published Online: October 9, 2008
...-0404 Newton , R. H. , and Meek , K. M. , 1998 b, “ The Integration of the Corneal and Limbal Fibrils in the Human Eye ,” Biophys. J. , 75 , pp. 2508 – 2512 . 0006-3495 Aghamohammadzadeh , H. , Newton , R. H. , and Meek , K. M. , 2004 , “ X-Ray Scattering Used...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2008, 130(4): 041020.
Published Online: July 2, 2008
.... , Elliott , G. F. , Gyi , T. J. , and Nave , C. , 1987 , “ The Organization of Collagen Fibrils in the Human Corneal Stroma: A Synchrotron X-Ray Diffraction Study ,” Curr. Eye Res. 0271-3683 , 6 , pp. 841 – 846 . Daxer , A. , and Fratzl , P. , 1997 , “ Collagen Fibril...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2008, 130(4): 041017.
Published Online: June 20, 2008
...Michaël J. A. Girard; J. Crawford Downs; Claude F. Burgoyne; J.-K. Francis Suh To experimentally characterize 2D surface mapping of the deformation pattern of porcine peripapillary sclera following acute elevations of intraocular pressure (IOP) from 5 mm Hg to 45 mm Hg . Four porcine eyes were...
Journal Articles