Purpose: To aid in the selection of a suitable combination of irradiation mode and jaw width in helical tomotherapy (HT) for the treatment of nasopharyngeal carcinoma (NPC).Materials and Methods: Twenty patients with NPC who underwent radiotherapy were retrospectively selected.Four plans using a jaw width of 2.5 or 5-cm in dynamic jaw (DJ) or fix j
Zero Fluoroscopy Arrhythmias Catheter Ablation: A Trend Toward More Frequent Practice in a High-Volume Center
BackgroundAwareness of radiation exposure risks associated to interventional cardiology procedures is growing.The availability of new technologies in electrophysiology laboratories has reduced fluoroscopy usage during arrhythmias ablations.The aim of this study was to describe procedures with and without X-Rays and to assess feasibility, safety, an
The functions of heraldic symbols in the English fiction
The article considers the main functions performed by heraldic symbols due to their verbalization in blazons as descriptions of coats of arms by a specific set of language constructs.Heraldic symbols as the quintessence of culture are analyzed in the communicative-functional aspect.There are some special characteristics of heraldic symbolic units,
Multi-objective optimization design for the multi-bubble pressure cabin in BWB underwater glider
In this paper, multi-objective optimization of a multi-bubble pressure cabin in the underwater glider with Blended-Wing-Body (BWB) is carried out using Kriging and the Non-dominated Sorting Genetic Algorithm (NSGA-II).Two objective Greeting Card functions are considered: buoyancy-weight ratio and internal volume.Multi-bubble pressure cabin has a st