نتایج جستجو برای: expandable stent
تعداد نتایج: 37321 فیلتر نتایج به سال:
A 5 year old boy presented with obstruction of the pulmonary venous pathway four years after the Mustard procedure. A successful balloon dilatation of the pulmonary venous pathway was performed but the benefit was transient. Placement of a 10 mm balloon expandable intravascular stent across the recurrent stenosis resulted in complete relief of the obstruction with prompt resolution of the clini...
The purpose of this paper is to contrast the performance of self-expanding and balloon-expandable stents. While both approaches to stenting have proven to be successful in treating a wide range of vascular disease, there are significant differences in the philosophy behind and properties of the two types of stents. Many of these differences, such as strength, stiffness (or compliance), recoil, ...
Invasive gastric Candida infection in patient with co-morbidity can cause stenotic change if it is developed at anatomically narrowing portion, such as distal antrum, pylorus, or duodenal bulb. However, proper management of benign stenosis by diffuse gastric Candidasis is still under controversy and palliative bypass surgery has several shortcomings because high risk operative group may be incl...
A 47-year-old woman underwent endoscopic treatment of a fistula following sleeve gastrectomy, performed 3 weeks earlier. A partially covered self-expandable metallic stent (SEMS) was inserted (15cm, 18–23mm Ultraflex, Boston Scientific, Natick, Massachusetts, USA). At 1 month follow-up she was symptomfree. Radiographic examination and computed tomography (●" Fig.1) showed that the stent had par...
BACKGROUND/AIMS The placement of self expandable metal stent (SEMS) is one of the palliative therapeutic options for patients with unresectable malignant biliary obstruction. The aim of this study was to compare the effectiveness of a covered SEMS versus the conventional plastic stent. METHODS We retrospectively evaluated 44 patients with unresectable malignant biliary obstruction who were tr...
Self-expandable metal esophageal stents (SEMS) are used to provide symptomatic relief of dysphagia, particularly in cancer patients. The advancement of covered SEMS stents has decreased the rate of tumor in-growth complications, unfortunately with the cost of increased migration rates. Complications involving both the airway and gastrointestinal tract have been observed and studied. To date the...
Mounier-Kuhn Syndrome (MKS) is a rare congenital disease that presents with abnormal enlargement in the central airways. In MKS, tracheomegaly is accompanied by difficulty in expelling recurrent lung infections and bronchiectasia. We presented a patient with MKS where commercially made stents were inadequate for stabilization and a custom-made, self-expandable metallic stent with a diameter of ...
Many studies have shown that tracheobronchial stenting is effective in relieving respiratory distress secondary to major airway obstruction due to lung or oesophageal cancer. A retrospective review on the benefits and complications of self-expandable metallic stent (SEMS) insertion through flexible bronchoscopy for the palliative treatment of upper airway obstruction in University Malaya Medica...
We present the case of a 55-year-old man with advanced esophageal cancer who was successfully treated using a self-expandable metallic stent (S-EMS) for 6 months and subsequently was treated for an esophagobronchial fistula as a complication of the initial S-EMS using a silicone airway stent for an additional 4 months. This is the first report in the literature concerning penetration into the a...
We report a case of delayed cerebral infarction due to stent longitudinal folding deformation following carotid artery stenting using a self-expandable stent with an open-cell design. The stented segment of the left common carotid artery was divided into two different lumens by this folding deformation, and the separated lumens became restricted with in-stent thrombosis. Although no established...
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