نتایج جستجو برای: polytetrafluoroethylene
تعداد نتایج: 2980 فیلتر نتایج به سال:
Hemodialysis graft infections typically occur as a result of contamination by skin flora at the time of insertion or become secondarily infected after high-grade bacteremia. Infection of implanted vascular devices with filamentous fungi is rare. We report a case of infection of an implanted polytetrafluoroethylene dialysis graft with Fusarium incarnatum/equiseti that did not grow in cultures of...
Properties characterising charge storage in submicron polytetrafluoroethylene (PTFE) layer deposited by evaporation in a radio-frequency (RF) plasma are described in thls paper. X-ray difFraction (XRD) and scanning electron microscopy (SEM) investigations have shown that the method allows to deposit amorphous and uniform dielectric layers exhibiting resistivity at room temperature in the order ...
Severe portal vein thrombosis (PVT) is often considered a relative contraindication for living donor liver transplantation due to high associated risks and morbidity. Meanwhile, improvement in operative techniques, resulting in higher success rates has removed PVT from the list of contraindications in deceased donor liver transplantation (DDLT). In this report, we describe a surgical technique ...
This report illustrates the case of a patient who suffered an iatrogenic complete injury of both ureters after a complex surgical procedure to remove a large sacral chordoma. Ureteral recanalization was achieved with two removable, autoexpandable, and polytetrafluoroethylene covered nitinol stents. To our knowledge, we describe the first application of this type of stents to treat a bilateral u...
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