نتایج جستجو برای: vitrectomy
تعداد نتایج: 4081 فیلتر نتایج به سال:
Purpose. To summarise the surgical advances and evolution of small gauge vitrectomy and discuss its principles and application in modern vitreoretinal surgery. The advent of microincisional vitrectomy systems (MIVS) has created a paradigm shift away from twenty-gauge vitrectomy systems, which have been the gold standard in the surgical management of vitreoretinal diseases for over thirty years....
This review presents the evolution of sutureless vitrectomy and describes the minimisation of surgical techniques in the posterior segment, as well as their advantages and disadvantages. Shorter operating time, improvement of patient comfort and faster visual recovery are feasible when using small-diameter sutureless vitrectomy technique and equipment. However, a number of associated problems, ...
OBJECTIVE This study compared the clinical outcomes between 23-gauge (23-G) vitrectomy and 20-gauge (20-G) vitrectomy for the repair of retinal detachment (RD). METHODS A retrospective comparative analysis of 135 RD patients was conducted between January, 2013 and September, 2014 in the Ophthalmology Department of the Affiliated Hospital of Weifang Medical College. The clinical outcomes of RD...
[Evaluation of microbial growth on single-use vitrectomy probes reprocessed in healthcare practice].
The aim of this study was to evaluate the microbial growth on single-use vitrectomy probes reprocessed in healthcare practice. We investigated nine vitrectomy probes that had been reused and reprocessed using different methods. The samples were sectioned, individually, in portions of 3.5 cm, totaling 979 sampling units (extensions, connectors and vitrectomy cutters), which were inoculated in cu...
BACKGROUND To report the learning curve of transition from 20-gauge (20 G) conventional vitrectomy to a 20 G sutureless vitrectomy technique. MATERIALS AND METHODS This is a retrospective descriptive case study of 32 eyes from 32 consecutive patients who underwent sutureless 20 G pars plana vitrectomy. A 20 G microvitreoretinal blade was introduced, beveled transconjunctivally, slowly, parall...
PURPOSE To compare the hemostatic effect of sulfur hexafluoride 20% (SF6 20%) with lactated Ringer's solution for prevention of early postoperative vitreous hemorrhage following diabetic vitrectomy. METHODS In a prospective randomized clinical trial, 50 eyes undergoing diabetic vitrectomy were divided into two groups. At the conclusion of surgery, in one group the vitreous cavity was filled w...
The results obtained by pars plana vitrectomy in 24 eyes with chronic uveitis, including endogenous intermediate and other types of uveitis, were retrospectively analyzed. Vitrectomy and lensectomy were performed in 8, and vitrectomy alone in 16 eyes. The mean follow-up period was 50 months, and mean patient age 38 years. There were 15 (71.4%) male and 6 (28.6%) female patients. Improvement of ...
PURPOSE To determine the long-term changes in the intraocular pressure (IOP) following vitrectomy for rhegmatogenous retinal detachment (RRD), epiretinal membrane (ERM), and macular hole (MH), and to investigate the relationship between the retinal disease and the incidence of late-onset IOP elevation. METHODS This was a retrospective, observational, comparative study. We reviewed the medical...
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