نتایج جستجو برای: plain tube
تعداد نتایج: 140641 فیلتر نتایج به سال:
A 69-year-old male was admitted to our institution because of a sudden onset of vomiting and abdominal distention. His past history of illness included femoral head fracture, congestive heart failure and ischaemic colitis. Plain abdominal computed tomography revealed extensively dilated small intestinal loops with a calibre change around the end of the ileum. Small intestinal obstruction was di...
BACKGROUND We compared the AdvanSure hepatitis B virus real-time polymerase chain reaction (AdvanSure HBV) kit with three other HBV DNA quantification assays and evaluated its performance. METHODS The AdvanSure HBV real-time PCR assay was compared with the Abbott RealTime HBV Quantification Kit, the COBAS TaqMan HBV Test, and the VERSANT HBV branched DNA 3.0 assay. The precision, linearity, a...
Percutaneous endoscopic gastrostomy (PEG) is a minimally invasive procedure. However, failure to transilluminate the anterior wall of the stomach or visualize the indentation of the physician's finger represents the most frequent obstacles encountered by the endoscopist in safely completing PEG tube placement. We described several methods to safely assess PEG placement in high-risk patients. An...
مبدلهای حرارتی پوسته - لوله[i] بهطور معمول با لولههای مسطح[ii] ساخته میشوند، اما وجود برخی محدودیتها و مشکلات در این نوع لولهها، شرکتها و مراکز تحقیقاتی را برآن داشته است که با استفاده از فناوریهای جدید بر این محدودیتها و معایب غلبه کنند. دراین مقاله به بررسی عملکرد مبدلهای پوسته - لوله با لولههای پیچشی[iii] در هر دو سمت پوسته و لوله پرداخته خواهد شد. این نوع مبدلها در قسمت پوسته دا...
objective the purpose of this study was to assess the frequency of complications of endotracheal intubation (eti) in neonates. methods the newborns that were admitted and needed urgent or semi-urgent intubation were enrolled in this study over a 1 year period. route for intubation in all cases were orotracheal. cases were not routinely sedated or paralyzed. the patients were clinically and radi...
background and purpose: inserting a nasogastric tube, though a common clinical procedure with widespread use for critically ill patients, can produce unexpected complications so that tube misplacement into the lungs is a potential complication with serious consequences. the reliability of common bedside methods to differentiate between pulmonary and gastric placement has not been acceptable. th...
Structural behavior of concrete filled double-skin PVC tubular columns confined by plain PVC sockets
Abstract The behavior of concrete-filled double-skin poly vinyl chloride (PVC) tubular columns confined by plain PVC sockets is studied in this research. plastic pipes have been used with concrete as columns. has several advantages it inexpensive, light weight for construction, and decrease the time taken construction. Thus can be an alternative to metal various applications which maintenance c...
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