IOSR Journal

Abstract: Purpose: Outcomes of idiopathic macular holes surgery with sf6 gas gas and role of OCT. Methods : Prospective pre-post operative hospital based case series of 26 eyes of 26 patients with stage 2,3 and 4 macular holes that underwent pars plana vitrectomy, BBG-assisted internal limiting memebrane (ILM) peel, sulfur hexafluoride (Sulfr hexafluoride) gasGet price

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sf 6 circuit breaker maintenance | TD Guardian Articles

8. Sulfr hexafluoride gas leakage - sf6 gas breakers (live and dead tank) typically have a combination of static seals (O-rings and gaskets) as well as dynamic seal assemblies where the mechanism energy is transferred through to the interrupter assembly. Over time, seals degrade due to environmental conditions and exposure and will need to be replaced.Get price

planning gis como: Topics by Science.gov

For example, the GIS may be used: (1) by the emergency services in order to locate large numbers of casualties, to organise the immediate post-tsunami disaster response and to design evacuation routes; (2) by insurance companies in order to set the premi- ums of individual buildings and businesses and (3) by the municipal authorities as a toolGet price

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