نتایج جستجو برای: leak behaviour

تعداد نتایج: 193290  

Journal: :Electronics 2022

A pipe is a ubiquitous product in the industries that used to convey liquids, gases, or solids suspended liquid, e.g., slurry, from one location another. Both internal and external cracking can result structural failure of industrial piping system possibly decrease service life equipment. The chaos complexity associated with uncertain behaviour inherent pipeline systems lead difficulty detectio...

Journal: :Marine and Petroleum Geology 2022

Seal integrity is a key property for petroleum exploration. This even more the case in uplifted basins, as exemplified by northern Barents Shelf. Uplift may lead to fracturing, decompaction, gas expansion and fluid flow. Therefore, it critical understand mechanical behaviour of Jurassic shale caprocks Greater Hoop area, where hydrocarbon accumulations are situated little 250 m below seabed. In ...

2017
Maho Sasaki Tomohide Hori Hiroaki Furuyama Takafumi Machimoto Toshiyuki Hata Yoshio Kadokawa Tatsuo Ito Shigeru Kato Daiki Yasukawa Yuki Aisu Yusuke Kimura Yuichi Takamatsu Taku Kitano Tsunehiro Yoshimura

BACKGROUND Postoperative bile duct leak following hepatobiliary and pancreatic surgery can be intractable, and the postoperative course can be prolonged. However, if the site of the leak is in the distal bile duct in the main biliary tract, the therapeutic options may be limited. Injection of absolute ethanol into the bile duct requires correct identification of the bile duct, and balloon occlu...

Journal: :AJNR. American journal of neuroradiology 2012
J J Akbar P H Luetmer K M Schwartz C H Hunt F E Diehn L J Eckel

BACKGROUND AND PURPOSE Localization of spinal CSF leaks in CSF hypovolemia is critical in directing focal therapy. In this retrospective review, our aim was to determine whether GdM was helpful in confirming and localizing spinal CSF leaks in patients in whom no leak was identified on a prior CTM. MATERIALS AND METHODS Forty-one symptomatic patients with clinical suspicion of SIH were referre...

Journal: :Respiratory care 2004
Andrew R Schwartz Robert M Kacmarek Dean R Hess

INTRODUCTION Portable pressure ventilators, or bi-level ventilators, do not typically have an oxygen control, and thus supplemental oxygen is usually administered by adding it into the mask or the circuit. We conducted this study to test the hypothesis that delivered oxygen concentration using this configuration is affected by the choice of leak port, oxygen injection site, and ventilator setti...

Journal: :Respiration; international review of thoracic diseases 2012
Christophe A Dooms Paul R De Leyn Jonas Yserbyt Herbert Decaluwe Vincent Ninane

An alveolar-pleural fistula is a communication between the pulmonary parenchyma distal to a segmental bronchus and the pleural space. A postoperative pulmonary expiratory air leak after an anatomic pulmonary resection is usually managed conservatively. The use of endobronchial valves is a minimal invasive method that may be effective for the treatment of a persistent postoperative pulmonary air...

2011
Manousos-Georgios Pramateftakis Georgios Vrakas Ioannis Kanellos Ioannis Mantzoros Stamatis Angelopoulos Efthymios Eleftheriades Charalampos Lazarides

INTRODUCTION This case report describes an esophagojejunal anastomotic leak following total gastrectomy for gastric cancer. The leak was treated successfully with endoscopic application of n-butyl-2-cyanoacrylate. This is the first case report on the endoscopic application of cyanoacrylate alone for the treatment of an anastomotic leak. CASE PRESENTATION This report describes a case of a 68-y...

Journal: :Journal of Korean Neurosurgical Society 2011
Byung-Won Kim Young-Jin Jung Min-Su Kim Byung-Yon Choi

Spontaneous cerebrospinal fluid (CSF) leak is a recognized cause of spontaneous intracranial hypotension (SIH). Subdural hematoma (SDH) is a serious but rare complication of SIH. An autologous epidural blood patch at the CSF-leak site can effectively relieve SIH. We report a case of bilateral SDH with SIH caused by a CSF leak originating at the C1-2 level. A 55-year-old male complained of ortho...

Journal: :Anaesthesia 2010

Journal: :Anaesthesia 1982

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