نتایج جستجو برای: corrosive
تعداد نتایج: 2952 فیلتر نتایج به سال:
We establish an asymptotic representation formula for the steady state currents caused by internal corrosive parts of small Hausdorff measures. Based on this formula we design a non-iterative method of MUSIC (multiple signal classification) type for localizing the corrosive parts from voltage-to-current observations.
A review of the literature on the management of corrosive oesophagitis with subsequent stricture formation reveals a wide variation of opinion as to suitable treatment. European methods were at variance with those of North America. General practitioners, paediatricians, and internists tackled the problem from different points of view, and even among otolaryngologists there was considerable dive...
Since martensitic precipitation hardened 17-4pH stainless steel has been widely used in corrosive environments, evaluation of its corrosion fatigue behavior is important. In this research, after microstructural studies, mechanical, corrosion, fatigue and corrosion fatigue tests were performed on 17-4pH specimens. Fatigue and corrosion fatigue tests were carried out at the stress ratio of -1 an...
BACKGROUND/AIM TO examine esophageal and gastric lesions in children due to the ingestion of alkali and acid corrosive substances and to emphasize all related complications. MATERIALS AND METHODS The reports of 103 children who ingested or were suspected to have ingested corrosive substances and who then underwent upper gastrointestinal endoscopic inspections were evaluated retrospectively. ...
A best evidence topic in cardiothoracic surgery was written according to a structured protocol. The question addressed was, 'is there an increased risk of cancer in a non-resected corrosive oesophageal stricture?' Altogether, 133 papers were found using the reported search; six papers were identified that provided the best evidence to answer the question. The authors, journal, date and country ...
Ingestion of corrosives with accidental or suicidal intent is a common problem in Sri Lanka. Management options and outcomes of corrosive injuries on stomach are not well documented in our setting. The clinical presentation, complications and management outcomes of nine patients with corrosive injury to stomach are presented. Gastric outlet obstruction seen in majority, was managed with bypass ...
OBJECTIVE To assess the causes of esophageal stricture in pediatric patients and their response to endoscopic dilatation. METHODS Retrospective analysis of clinical and endoscopic data obtained from children and adolescents with esophageal stricture submitted to endoscopic dilatation between July 1993 and January 2003. RESULTS A total of 125 patients aged between 1 month and 16 years were i...
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