نتایج جستجو برای: توابع bpf
تعداد نتایج: 11401 فیلتر نتایج به سال:
rious consequences. In our study, the presence of BPF was not associated with the in-hospital mortality rate (mortality in patients with BPF, 46%; mortality in patients without BPF, 50%). In our experience, BPF rarely has important effects on gas exchange, and, in fact, a substantial quantity of ventilation has been reported3,4 to occur via the chest tube in patients with BPF. While BPF has lim...
در این پروژه ساختارهای مختلفی برای رزوناتورهای چند مودی از جمله رزوناتور امپدانس پله ای، رزوناتور بارشده با استاب مورد بررسی قرار گرفته است تا یک فیلتر میان گذر با پهنای باند خیلی بالا ایجاد شود و سپس یک رزوناتور بهبودیافته انتخاب شده است. همچنین یک ساختار جدید برای ایجاد باند حذف ارائه شده است. این پروژه یک ساختار میکرواستریپ جدید برای پیاده سازی دو باند حذف در فیلترهای میان گذر با پهنای باند...
In this paper, we report the design and implementation of a low-noise, tunable, active microwave band pass filter (BPF) which incorporates an injection-locked Gunn oscillator. The BPF has a centre frequency of 10.30 GHz and a 3-dB bandwidth of 52 MHz. Calculation shows that this active BPF can reduce the input signal AM noise by at least 38 dB. This BPF possesses signal amplification as well as...
BACKGROUND The development of a bronchopleural fistula (BPF) is associated with high rates of morbidity and mortality. We have developed a minimally invasive method of bronchoscopic BPF closure using Amplatzer devices (AD) and Amplatzer vascular plugs (AVP), with excellent short-term results. OBJECTIVES The aim of the present report was to explore the long-term outcome of patients treated by ...
BACKGROUND Emotion dysregulation is a core feature associated with borderline personality features (BPF). Little research has explored how individuals with high levels of BPF regulate their emotions. This study aimed to explore how individuals with high versus low levels of BPF compare on the strategies they use to regulate emotions and in their experiences of emotion regulation. METHODS Twen...
Bisphenol-A (BPA) has been considered as an endocrine disrupting chemical (EDC) because it can exert estrogenic properties. For bisphenol-S (BPS) and bisphenol-F (BPF) that are BPA analogs and substitutes, their risk to estrogen-dependent cancer has been reported rarely compared with the numerous cases of BPA. In this study, we examined whether BPA, BPS, and BPF can lead to the proliferation, m...
Controlling a massively leaking bronchopleural fistula (BPF) can prove difficult. In combination with acute respiratory failure (ARF), BPF results in a mortality of 81 percent. Intermittent inspiratory chest tube occlusion (IICTO) is recognized as effective in controlling even the largest BPF; however, IICTO, as previously described, is difficult to use for a variety of reasons. We report two c...
The occurrence of bronchopleural fistula (BPF) after pneumonectomy is associated with high morbidity and mortality. The incidence of BPF in historical patients not subjected to bronchial stump coverage (BSC) was between 6 and 12% after pneumonectomy for lung cancer surgery or benign disease. BSC is considered an important prophylactic measure against BPF and is widely used, but its efficacy rem...
BACKGROUND Severe necrotizing pneumococcal pneumonia may progress to the development of bronchopleural fistula (BPF). The purpose of this study was to describe the clinical courses and identify risk factors for the development of bronchopleural fistula in children with pneumococcal pneumonia. Histopathologic features of children receiving surgical resections of the lung because of BPF were anal...
BACKGROUND Neurofilament light (NFL) and Glial Fibrillary Acidic Protein (GFAP) are integral parts of the axonal and astrocytal cytoskeletons respectively and are released into the cerebrospinal fluid (CSF) in cases of cellular damage. In order to interpret the levels of these biomarkers in disease states, knowledge on normal levels in the healthy is required. Another biomarker for neurodegener...
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