نتایج جستجو برای: pre failure mechanism
تعداد نتایج: 1203836 فیلتر نتایج به سال:
Before the sorafenib era, advanced but liver-confined hepatocellular carcinoma (HCC) was treated by liver-directed therapy. Hepatic arterial concurrent chemoradiotherapy (CCRT) has been performed in our group, giving substantial local control but frequent failure. The aim of this study was to analyze patterns of failure and find out predictive clinical factors in HCC treated with a liver-direct...
In pre-stressed concrete structures, consideration is being given to replacing the steel tendons with CFRP rods. One of the challenges associated with this is to develop a suitable anchorage for the CFRP rods. A bonded anchorage was investigated, where the CFRP is potted in a steel tube using epoxy adhesive. Experimental static tests of different configurations were undertaken with failure occu...
This paper evaluates the performance of multi-domain networks under the Generalized Multi-Protocol Label Switching control framework in case of a single inter-domain link failure. We propose and evaluate a routing protocol extension for the Border Gateway Protocol, which allows domains to obtain two Autonomous System disjoint paths and use them efficiently under failure conditions. Three main a...
PURPOSE Oral malignancy is often treated with a combination of surgery and radiation therapy (RT). The aim of this systematic review was to examine the effects of pre- and postimplantation RT on dental implant failure. MATERIALS AND METHODS The literature published from 1990 through 2006 was reviewed for studies assessing pre- and postimplantation RT. Potential studies were identified by sear...
Esophageal squamous cell carcinoma (ESCC) patients are at risk for local failure (LF) following treatment. Predicting tumor regions at high risk for local failure before radiotherapy may increase treatment efficacy by permitting an escalated radiation dose specifically to those regions critical for tumor control. Forty-one patients with non-resectable locally advanced ESCC underwent 18F-deoxygl...
The failure mechanism is the key problem for calculating inclined loads adjacent to undrained soil slope. Based on slip line field and boundary value problems, a new proposed evaluate rationality of method proved by definition ultimate load finite element upper bound analysis (FE-UB). It not reasonable assume models since vary with inclination angle. gives evaluating indicator, which first calc...
BACKGROUND Identifying pre-ART factors associated with the emergence of HIV-1 drug resistance is critical for optimizing strategies to prevent virologic failure. A previous study reported that lower pre-ART HIV-1 pol diversity was associated with higher risk of virologic failure in HIV-1-infected children. To investigate this association in adults, we measured HIV-1 diversity with deep sequenci...
Band: Abstracts der Vorträge des 6. Workshops der Automed 2006 Editors: T. Ellerbrock
BACKGROUND Guidance varies regarding the optimal timing of arteriovenous fistula (AVF) creation. The aim of this study was to evaluate the association between uraemia, haemodialysis and early AVF failure. METHODS Immunoblotting and cell proliferation assays were performed on vascular smooth muscle cells (VSM) cells isolated from long saphenous vein samples to evaluate the cells' ability to pr...
Abstract In the winter of 1714–1715, a large rotational landslide originated on northern slope Sierra de Aralar (Navarra, Spain), generating an earthflow that slowly descended through valley for kilometer and half destroying village Inza. An interdisciplinary research recreated historical process event geomorphological characterization this landslide. The geological analysis hydrogeological cha...
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