Results 31 to 40 of about 660,821 (302)

Visual prognosis and surgical timing of Ahmed glaucoma valve implantation for neovascular glaucoma secondary to diabetic vitrectomy

BMC Ophthalmology, 2023
Background Evaluate the visual outcomes of Ahmed glaucoma valve implantation (AGVI) in patients with neovascular glaucoma (NVG) who underwent diabetic vitrectomy and suggest appropriate AGVI timing.
Jong Suk Lee, Young Bok Lee, Tae-Woo Kim, K. Park   +3 more
semanticscholar   +1 more source

Preliminary experimental study on a novel device using biomaterial for shunting fibrotic bleb following Ahmed glaucoma valve surgery in dogs. [PDF]

Sci Rep
Lee S, Go DM, Lee E, Kim DY, Seo K, Kang S.   +5 more
europepmc   +3 more sources

Floating-disk parylene microvalve for self-regulating biomedical flow controls [PDF]

, 2008
A novel self-regulating parylene micro valve is presented in this paper with potential applications for biomedical flow controls. Featuring a free-floating bendable valve disk and two-level valve seat, this surface-micromachined polymeric valve ...
Chen, Po-Jui, Humayun, Mark S., Rodger, Damien C., Tai, Yu-Chong   +3 more
core   +1 more source

Clinical Efficacy of Preoperative and Intraoperative Intravitreal Ranibizumab as Adjuvant Therapy of Ahmed Glaucoma Valve Implantation Combined with Vitrectomy in the Management of Neovascular Glaucoma with Diabetic Vitreous Hemorrhage

Journal of Personalized Medicine, 2023
Neovascular glaucoma (NVG) secondary to proliferative diabetic retinopathy (PDR) is a devastating ocular disease with poor prognosis. Intravitreal ranibizumab injection (IVR) has been used as adjuvant therapy of surgical interventions preoperatively or ...
Shuang Gao, Zhongjing Lin, Y. Zhong, Xi Shen   +3 more
semanticscholar   +1 more source

Evaluation of the Hypertensive Phase after Ahmed Glaucoma Valve Implantation in Neovascular Glaucoma

Journal of current glaucoma practice, 2023
Purpose To compare Ahmed glaucoma valve (AGV) outcomes in neovascular glaucoma (NVG) eyes with and without a postoperative (PO) hypertensive (HTN) phase.
S. Ramesh, W. Shalaby, J. Myers, L. Katz, N. Kolomeyer, Daniel Lee, Reza Razeghinejad, M. Moster, A. Shukla   +8 more
semanticscholar   +1 more source

Valved Glaucoma Drainage Devices in Pediatric Glaucoma [PDF]

JAMA Ophthalmology, 2015
Relatively little data exist about the long-term outcomes of an initial glaucoma drainage device (GDD) and subsequent GDDs implanted in pediatric patients with glaucoma.To determine the long-term outcomes of the first and second GDDs and risk factors in pediatric glaucoma.Retrospective review of 119 eyes of 89 patients younger than 18 years with ...
Andrew, Chen, Fei, Yu, Simon K, Law, JoAnn A, Giaconi, Anne L, Coleman, Joseph, Caprioli   +5 more
openaire   +2 more sources

Long-Term Outcomes of Ahmed Glaucoma Valve Surgery in a Scottish Cohort of Patients With Refractory Glaucoma

Cureus, 2023
Purpose The purpose of this study was to evaluate the long-term efficacy and safety profile of the Ahmed glaucoma valve (AGV) implantation in cases of refractory glaucoma.
Thomas Siempis, Osman Younus, Achini Makuloluwa, Don Montgomery, C. Croghan, Sikander S. Sidiki   +5 more
semanticscholar   +1 more source

Flow Pressure Characteristics of the Ahmed Glaucoma Valve and Possible Effect of Entrapped Air in the Tube

Translational Vision Science & Technology, 2023
Purpose The purpose of this study was to assess the pressure characteristics of the Ahmed Glaucoma Valve (AGV) and possible effects of air trapped in the tube.
Andi Masdipa, Sachiko Kaidzu, M. Tanito
semanticscholar   +1 more source

Parylene stiction [PDF]

, 2010
This paper presents a preliminary study into stiction between parylene C and substrate surfaces for biocompatible check-valve applications. During fabrication, parylene C is used as the structural material for the check-valve.
Chen, Po-Jui, Lin, Jeffrey Chun-Hui, Tai, Yu-Chong, Yu, Feiqiao   +3 more
core   +1 more source

Surgical treatment of secondary refractory glaucoma in chronic uveitis with corneal dystrophy (clinical case) [PDF]

Клиническая практика
BACKGROUND: Uveitis is the inflammation of the iris, ciliary body, vitreous, retina, or vascular membrane, in which the most common complication is a secondary increase in intraocular pressure that is difficult to compensate with antihypertensive drugs ...
Anna V. Starostina, Aila A. Uyanaeva, Amina A. Adzhieva, Mariam R. Taevere, Margarita R. Khabazova   +4 more
doaj   +1 more source