نتایج جستجو برای: drainage mechanism
تعداد نتایج: 605357 فیلتر نتایج به سال:
This study aimed to examine clinical effect of vacuum sealing drainage in treating the wound tissue of patients with diabetes; and investigate the expression of periostin and connective tissue growth factor in wound tissue. We selected 40 patients with diabetes and chronic ulcers, and assigned randomly into two groups: the vacuum sealing drainage group and routine dressing group (controls). Tis...
Historically, urban drainage systems have been viewed with various perspectives. During different time periods and in different locations, urban drainage has been considered a vital natural resource, a convenient cleansing mechanism, an efficient waste transport medium, a flooding concern, a nuisance wastewater, and a transmitter of disease. In general, climate, topography, geology, scientific ...
PURPOSE Dural arteriovenous fistulas (DAVFs) are acquired arteriovenous shunts located within the dura. The highly variable natural history and symptomatology of DAVFs range from subjective bruit to intracranial hemorrhage and are related to the lesion's pattern of venous drainage and its effect on the drainage of adjacent brain. We examined the prevalence and features of DAVFs in patients with...
three medium magnitude events happened inside the transitional border of south alborz and central iran; namely kahak-qom 2007/06/18 event with ml 5.6, zanjan 2008/05/27 event with ml 5.3 and aradan-garmsar 2007/11/19 event with ml 5.1. this provides us the opportunity to compute focal mechanism and stress drop of the events and compare them with those events happened within the alborz range.
some researches made in the field of agency problem issue, deal with the role of control systems regarding owners and managers. in this research the relationship between the two control mechanisms, namely the voluntary disclosure (external control mechanism) and outside directors (internal control mechanism), which are reductive of agency problems, has been studied. for this reason, a sample ...
morphometric characteristics of anticlines can play an important role in the exploration of oil resources. the purpose of this research is to evaluate the effect of geomorphology on the exploration of oil resources in oil-rich bankol and oil-less danehkhoshk anticlines by means of geomorphological indices. to achieve the purpose of this study, topographic maps at a scale of 1:50000 and geologic...
The ancient site of Tchogha Zanbil was a complex in the Elamite city of Dur Untash. It was protected inside three concentric walls. The ziggurat, temples and palaces and other urban facilities were inside the walls of the ancient city. Tchogha Zanbil is also famous because of its water technologies, especially the water system in the third enclosure of the ancient site. Roman Ghirshman (1895-19...
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