نتایج جستجو برای: surgical mask
تعداد نتایج: 353216 فیلتر نتایج به سال:
Introduction: Covid -19 infection spread rapidly from person to person. Social distancing, hygiene and mask are among various preventive measures for of this Prolonged use N95 surgical masks causes physical adverse effects such as headaches, difficulty breathing, acne, skin breakdown, rashes, impaired cognition. Some facial secured by anchoring the ears, causing damage external ears retroauricu...
Several complications can be related to surgical approaches of head and neck regions. Among those, there are rare conditions such as pneumomediastinum, pneumothorax and subcutaneous cervical emphysema. This study reports a case of a patient that developed pneumomediastinum, pneumothorax and subcutaneous emphysema after undergoing tonsillectomy. In order to reduce these complications in surgical...
Wearing face masks is essential for reducing infection during the COVID-19 pandemic. However, ordinary surgical can provide only moderate protection. The N95 should sufficient protection but may impose complaints about breathing difficulty or even impair respiratory health. This investigation proposed a novel mask modified from to improve both and comfort. filter material of was covered sealed ...
Introduction: The aim of this study was to determine the accuracy of two different immobilization methods in patient positioning in cranial radiotherapy. The six-dimensional (6D) target localization accuracy of using a dedicated stereotactic mask was compared with that of a conventional head mask by the ExacTrac system. Material and Methods: ...
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