Results 81 to 90 of about 185,083 (353)

Nanotherapy for Neural Retinal Regeneration

open access: yesAdvanced Science, EarlyView.
Nanotechnology enhances ophthalmic treatments by improving drug delivery and regenerating ocular tissues, combating vision loss from retinal diseases through innovative nano‐systems. This review outlines ocular anatomy, pathology, immune microenvironment, and barriers, detailing nanocarrier characteristics, classification, and preparation methods, and ...
Chuyao Yu   +11 more
wiley   +1 more source

Longitudinal analysis of intraocular pressure and its associated risk factors of glaucoma patients using Bayesian linear mixed model: A data from Felege Hiwot Hospital, Ethiopia

open access: yesScientific African, 2022
Background: Glaucoma is a neurodegenerative condition that affects the eye and is associated with increased intraocular pressure. Intraocular pressure is the fluid pressure inside the eye and its disturbance often is implicated in the development of ...
Denekew Bitew Belay   +4 more
doaj  

INFUSION PRESSURE CONTROL SYSTEM [PDF]

open access: yes, 2018
An infusion pressure control system for ophthalmic surgery includes: - intraocular pressure detection means; - arterial pressure detection means; and a control unit operatively connected to said intraocular pressure detection means and said arterial ...
Angelini Giovanni Battista   +3 more
core  

Initial experience in self-monitoring of intraocular pressure. [PDF]

open access: yes, 2020
Background/aims: Diurnal variation in intraocular pressure (IOP) is a routine assessment in glaucoma management. Providing patients the opportunity to perform self-tonometry might empower them and free hospital resource.
Dabasia, P.   +4 more
core   +2 more sources

Artificial Cornea Substitute Based on Hydrogel Skeletons with Natural Stromal Hierarchical Structure and Extracellular Matrix for Sutureless Transplantation

open access: yesAdvanced Science, EarlyView.
Humanized corneal stroma‐like adhesive patches (HCSPs) are developed for lamellar keratoplasty and corneal perforation repair. HCSPs exhibit histological, optical, and biomechanical characteristics similar to those of the natural cornea, with improved wet tissue adhesion, anti‐degradation, and anti‐swelling capabilities compared to conventional tissue ...
Long Zhao   +9 more
wiley   +1 more source

Aqueous humor dynamics in human eyes: a lattice Boltzmann study [PDF]

open access: yesarXiv, 2021
This paper presents a lattice Boltzmann model to simulate the aqueous humor (AH) dynamics in the human eyes by involving incompressible Navier-Stokes flow, heat convection and diffusion, and Darcy seepage flow. Verifying simulations indicate that the model is stable, convergent and robust.
arxiv  

Intra-ocular pressure normalization technique and equipment [PDF]

open access: yes, 1980
A method and apparatus for safely reducing abnormally high intraocular pressure in an eye during a predetermined time interval is presented. This allows maintenance of normal intraocular pressure during glaucoma surgery.
Mcgannon, W. J.
core   +1 more source

Wireless Intraocular Pressure Sensing Using Microfabricated Minimally Invasive Flexible-Coiled LC Sensor Implant [PDF]

open access: yes, 2010
This paper presents an implant-based wireless pressure sensing paradigm for long-range continuous intraocular pressure (IOP) monitoring of glaucoma patients. An implantable parylene-based pressure sensor has been developed, featuring an electrical LC-
Chen, Po-Jui   +4 more
core   +1 more source

OcuPair, a Novel Photo‐crosslinkable PAMAM Dendrimer‐Hyaluronic Acid Hydrogel Bandage/Bioadhesive for Corneal Injuries and Temporary Corneal Repair

open access: yesAdvanced Science, EarlyView.
A schematic diagram showing the OcuPair adhesive hydrogel formulation loaded into the final delivery device and applied over the full‐thickness corneal wound in an in vivo rabbit model of corneal injury followed by in situ crosslinking to form a transparent hydrogel bandage sealing the wound.
Siva P. Kambhampati   +6 more
wiley   +1 more source

Compact orthogonal view OCT: clinical exploration of human trabecular meshwork and cornea at cell resolution [PDF]

open access: yesarXiv, 2022
Glaucoma remains among the leading causes of blindness despite many treatment options available today. Effective treatment requires early diagnosis, which is difficult to achieve with existing imaging technologies that detect the already inflicted irreversible posterior eye damage.
arxiv  

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