نتایج جستجو برای: drainage depth control
تعداد نتایج: 1511160 فیلتر نتایج به سال:
BACKGROUND Standard treatment for pleural infection includes catheter drainage and antibiotics. Tube drainage often fails if the fluid is loculated by fibrinous adhesions when surgical drainage is needed. Streptokinase may aid the process of pleural drainage, but there have been no controlled trials to assess its efficacy. METHODS Twenty four patients with infected community acquired parapneu...
The clinical significance of isolated tumor cells (ITC) circulating in the blood of patients with colorectal cancer is unclear. In this study, we investigated the relationship between the presence of ITC that express carcinoembryonic antigen (CEA) and/or cytokeratin 20 (CK20) transcripts in the blood and the clinicopathological findings and prognosis using the quantitative real-time reverse tra...
Low impact development (LID) is generally regarded as a more sustainable solution for urban stormwater management than conventional urban drainage systems. However, its effects on urban flooding at a scale of urban drainage systems have not been fully understood particularly when different rainfall characteristics are considered. In this paper, using an urbanizing catchment in China as a case s...
Enhanced water use efficiency (WUE) is the key to sustainable agriculture in arid regions. The installation of capillary barriers (CB) has been suggested as one potential solutions. CB effects are observed between two soil layers with distinctly different hydraulic properties. A helps retain upper, relatively fine-textured layer, suppressing losses by deep drainage. However, retaining a shallow...
The interactive effects of N (6, 9, 12 and 15 mmol L-1) and K (3, 5, 7, and 9 mmol L-1) concentrations in nutrient solutions were evaluated on bell pepper grown in a coconut-coir substrate and fertilized without drainage. An additional treatment with drainage was evaluated using N and K concentrations of 12 and 7 mmol L-1, respectively. The hybrid Eppo cultivar of yellow bell pepper was cultiva...
This pictorial essay aims to review the literature on the management of pyogenic liver abscess, focusing on the choice of drainage. Articles on the treatment of pyogenic liver abscess, accessed through a MEDLINE search using PubMed, were reviewed. A case series of the authors' experience with clinicopathological correlation is presented to highlight the indication and outcome of each modality o...
Routine soil surveys determine many soil properties but soil drainage and soil moisture indicators (soil permeability, hydrologic soil group, etc.) are often the most relevant for agro-environmental purposes. They influence in-field crop yield and affect several environmental processes, i.e., soil erosion, nutrient and pesticide transport by runoff water and leaching, nitrification, and greenho...
The current practices used in tube drainage design often lead to unsatisfactory results : from the point of view of the system's hydraulic performance, or from the point of view of high cost of the system in relation to the actual economic benefits derived from it. It is proposed therefore, that the design of tube drainage systems should be based on a synthesis of experimental field results, an...
PURPOSE There are many methods to reduce massive bleeding during total knee arthroplasty (TKA). In our study, tranexamic acid and neutral drainage were used to decrease total blood loss. MATERIALS AND METHODS The study was performed on 97 TKA patients from March 2012 to January 2013. In the study group, tranexamic acid was administered and neutral drainage was applied. The study group had gro...
A piezometric head method is proposed to estimate the impermeable layer depth used in drain spacing formulae. The method was tested and compared with soil texture changes and the US Bureau of Reclamation (USBR, 1978) criterion of impermeable layer being one with hydraulic conductivity one tenth to one fifth that of the weighted hydraulic conductivity of the upper layers. The proposed method, wh...
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