Results 11 to 20 of about 3,092 (233)
Delhi Journal of Ophthalmology, 2012 Vitreous humour is a gelatinous structure that not only maintains the intra ocular pressure but also plays an important role in nourishment of the eye.
Shorya Vardhan Azad +5 more
doaj +3 more sources
Vitreous substitutes:challenges and directions [PDF]
International Journal of Ophthalmology, 2015 Thenatural vitreous body has a fine structure and complex functions. The imitation of the natural vitreous body by vitreous substitutes is a challenging work for both researchers and ophthalmologists. Gases, silicone oil, heavy silicone oil and hydrogels,
Qian-Ying Gao, Yue Fu, Yan-Nian Hui
doaj +3 more sources
Study of clinical profile in cases of secondary glaucoma at a tertiary hospital
Oman Journal of OphthalmologyBACKGROUND: Glaucoma accounts for 15% of global blindness. Secondary glaucoma, that is, glaucoma resulting from numerous ocular or systemic disorders, shows poor intraocular pressure (IOP) control with ocular hypotensive agents or filtering surgery in ...
Minu Ramakrishnan +2 more
doaj +2 more sources
Advances in Polysaccharide- and Synthetic Polymer-Based Vitreous Substitutes
Pharmaceutics, 2023 The vitreous humour is a gel-like structure that composes the majority of each eye. It functions to provide passage of light, be a viscoelastic dampener, and hold the retina in place.
Kruti Naik +3 more
doaj +1 more source
Vitreous Substitutes: The Present and the Future [PDF]
BioMed Research International, 2014 Vitreoretinal surgery has advanced in numerous directions during recent years. The removal of the vitreous body is one of the main characteristics of this surgical procedure. Several molecules have been tested in the past to fill the vitreous cavity and to mimic its functions.
DONATI, SIMONE +9 more
openaire +5 more sources
A novel approach for 25-gauge transconjunctival sutureless vitrectomy to evaluate vitreous substitutes in rabbits [PDF]
International Journal of Ophthalmology, 2023 AIM: To improve the standard three-port vitrectomy for establishing and evaluating an endotamponade model in rabbits. METHODS: Three ports were prepared near the third eyelid of rabbits, and the infusion port was placed at the inferior nasal quadrant ...
Rui-Jin Ran +4 more
doaj +1 more source
Hydrogel-Based Vitreous Substitutes. [PDF]
Int J Mol SciHydrogel-based vitreous substitutes have been considered as a potential solution for the treatment of retinal disorders, especially when the natural vitreous body is damaged due to trauma, disease, or surgery. With their high-water content, biocompatibility, and tunable mechanical properties, these hydrogels offer a promising alternative to traditional
Sojdeh S +7 more
europepmc +4 more sources
Pharmaceutics, 2023 The characterization of intravitreal dosage forms with regard to their behavior in vivo is usually explored in preclinical development through animal studies. In vitro vitreous substitutes (VS) to simulate the vitreous body for preclinical investigations
Tobias Auel +6 more
doaj +1 more source
Current surgery of retinal detachment recurrence. Review
Oftalʹmologiâ, 2014 this review presents a detailed analysis and an experience of surgical treatment of retinal detachment recurrence associated with light silicone oil tamponade of vitreous cavity.
V. D. Zakharov +3 more
doaj +3 more sources
In Vivo Assessment of an Antioxidant Hydrogel Vitreous Substitute. [PDF]
J Biomed Mater Res AABSTRACTThe vitreous humor undergoes liquefaction with age, resulting in complications that may require a vitrectomy, or surgical removal of the vitreous from the eye. Silicone oil, a common vitreous substitute, lacks properties similar to the natural vitreous. In particular, it lacks antioxidants that may be necessary to reduce oxidative stress in the
Allyn MM +9 more
europepmc +3 more sources