Results 31 to 40 of about 1,445 (233)

Injectable PTHF-based thermogelling polyurethane implants for long-term intraocular application

Biomaterials Research, 2022
Background Hydrogels show great potential to be used for intraocular applications due to their high-water content and similarity to the native vitreous. Injectable thermosensitive hydrogels through a small-bore needle can be used as a delivery system for
Kaiwen Zhang, Zengping Liu, Qianyu Lin, Yi Jian Boo, Valerie Ow, Xinxin Zhao, Daniel Soo Lin Wong, Jason Y. C. Lim, Kun Xue, Xinyi Su, Decheng Wu, Xian Jun Loh   +11 more
doaj   +1 more source

Effect on rabbits’ intraocular structure by cross-linked hyaluronic formations as vitreous substitute [PDF]

International Journal of Ophthalmology, 2020
AIM: To develop a new material for retina filling and to investigate its effect on intraocular structure and histocompatibility in rabbit eyes.
Yan Gong, Kan Chen, Yue Wu, Xiao-Hong Guo, Tao Zhang   +4 more
doaj   +1 more source

Efficacy of two different thiol-modified crosslinked hyaluronate formulations as vitreous replacement compared to silicone oil in a model of retinal detachment. [PDF]

PLoS ONE, 2017
The efficacy of two novel artificial vitreous body substitutes (VBS) consisting of highly biocompatible thiolated cross-linked hyaluronic acid (HA)-based hydrogels in comparison to silicone oil in a model of retinal detachment was investigated.
Sven Schnichels, Nele Schneider, Christine Hohenadl, José Hurst, Andreas Schatz, Kai Januschowski, Martin S Spitzer   +6 more
doaj   +1 more source

Retinal Surgery Evolution with New Trends

Delhi Journal of Ophthalmology, 2023
Retinal surgery has undergone a complete transformation in the past century. The earliest reported results of Gonin et al. with ignipuncture in 1923 heralded the scientifically evidenced treatment of retinal detachment. The article follows the subsequent
Pradeep Kumar, Sanjay Kumar Mishra, Amrita Joshi, Deepesh Unni, Alok Sati, Supriya Dhar   +5 more
doaj   +1 more source

Laser-Induced Surface Modification on Wollastonite-Tricalcium Phosphate and Magnesium Oxide-Magnesium Stabilized Zirconia Eutectics for Bone Restoring Applications

Applied Sciences, 2022
An adaptation of the laser floating zone technique is used to modify the surface properties of ceramics with interest for biomedical applications. This new method is based upon the surface remelting of ceramic rods by using laser radiation, and its ...
Shunheng Wang, Daniel Sola, Jose I. Peña   +2 more
doaj   +1 more source

Translation of hyaluronic acid–based vitreous substitutes towards current regulations for medical devices

, 2022
422432Purpose: Hydrogel-based vitreous substitutes have the potential to overcome the limitations of current clinically used endotamponades. With the goal of entering clinical trials, the present study aimed to (I) transfer the material synthesis of ...
Werner R. Heinz, Heinz, Werner R., Annekatrin Rickmann, Sascha Wien, Anja Germann, Schulz, André, Rickmann, Annekatrin, Ina Meiser, Melanie Engelhard, Engelhard, Melanie, Meiser, Ina, André Schulz, Wagner, Sylvia, Kai Januschowski, Wien, Sascha Lars, Menz, Helge, Szurman, Peter, Sylvia Wagner, Germann, Anja, Januschowski, Kai, Helge Menz, Peter Szurman   +21 more
core   +1 more source

Independent and complementary bio-functional effects of CuO and Ga2O3 incorporated as therapeutic agents in silica- and phosphate-based bioactive glasses

Journal of Materiomics, 2022
The incorporation of therapeutic-capable ions into bioactive glasses (BGs), either based on silica (SBGs) or phosphate (PBGs), is currently envisaged as a proficient path for facilitating bone regeneration.
T. Tite, A.C. Popa, B.W. Stuart, H.R. Fernandes, I.M. Chirica, G.A. Lungu, D. Macovei, C. Bartha, L. Albulescu, C. Tanase, S. Nita, N. Rusu, D.M. Grant, J.M.F. Ferreira, G.E. Stan   +14 more
doaj   +1 more source

Evaluation of viscoelastic poly(ethylene glycol) sols as vitreous substitutes in an experimental vitrectomy model in rabbits. [PDF]

Acta Biomater, 2011
The aim of this study was to employ an experimental protocol for in vivo evaluation of sols of 5 wt.\% poly(ethylene glycol) (PEG) in phosphate buffered saline (PBS) as artificial vitreous substitutes.
Pritchard CD, Crafoord S, Andréasson S, Arnér KM, O'Shea TM, Langer R, Ghosh FK.   +6 more
europepmc   +2 more sources

Complex treatment for dry eye disease in intermediate uveitis [PDF]

Клиническая офтальмология, 2022
E.B. Tatarnikova, O.I. Krivosheina Siberian State Medical University, Tomsk, Russian Federation Aim: to study clinical presentations of dry eye disease (DED) in intermediate uveitis (pars planitis) and develop a complex treatment algorithm ...
E.B. Tatarnikova, O.I. Krivosheina
doaj  

Modern Aspects of the Treatment of Acute Bacterial Postoperative Endophthalmitis

Oftalʹmologiâ, 2017
Acute bacterial postoperative endophthalmitis (AE) is a destructive intraocular infection with a tendency to an increase of morbidity and prevalence. This phenomenon is contributed by worldwide increase of surgical activity together with an increase of ...
V. N. Kazajkin, V. O. Ponomarev, H. P. Takhchidi   +2 more
doaj   +1 more source