نتایج جستجو برای: stent graft
تعداد نتایج: 115035 فیلتر نتایج به سال:
OBJECTIVES The purpose was to study long-term outcome after thrombolysis for acute arterial lower limb ischaemia, and to evaluate the results depending on the underlying aetiology of arterial occlusion. METHODS This was a retrospective study of patients entered into a prospective database. Patients were identified in prospective databases from two vascular centres, including a large number of...
PURPOSE We aimed to evaluate the safety and effectiveness of percutaneous transluminal angioplasty (PTA) for dysfunctional femoral arteriovenous graft and analyze clinical or anatomic predictors of graft patency. METHODS The records of 45 patients who underwent PTA or thromboaspiration for dysfunctional or thrombosed femoral arteriovenous graft from 2005 to 2012 were reviewed retrospectively....
In recent years, thoracic endovascular aortic repair (TEVAR) has been established as a reliable alternative to conventional surgical repair.1 The success of endovascular repair is critically dependent on adequate stent-graft deployment. Catheter-based 2-dimensional angiography is routinely performed before, during, and after stent-graft placement to ensure accurate positioning and confirm the a...
OBJECTIVES Endovascular aneurysm repair for abdominal aortic aneurysm (AAA) is now a widely adopted treatment. Several complications remain to be fully resolved and perhaps the most significant of these is graft migration. Haemodynamic drag forces are believed to be partly responsible for migration of the device. The objective of this work was to investigate the drag forces in patient-specific ...
Percutaneous coronary intervention with stenting is widely used for ischemic heart disease. Because stent loss, which occurs rarely during the procedure, might have dire consequences, such as bleeding, stent embolism, acute myocardial infarction, emergency coronary artery bypass graft, and death, appropriate treatment is needed as soon as stent loss occurs. We report three cases of stent loss w...
In the past decade, thoracic endovascular aortic repair (TEVAR) has become the primary treatment option in descending aneurysm and dissection. The clinical outcome of this minimally invasive technique is strictly related to an appropriate patient/stent graft selection, hemodynamic interactions, and operator skills. In this context, a quantitative assessment of the biomechanical stress induced i...
PURPOSE To describe four cases of endoluminal stenting surgery in which adenosine 5'-triphosphate (ATP) was used to arrest the heart for accurate placement of the stent-graft. CLINICAL FEATURES Four patients with descending thoracic aortic aneurysm were anaesthetized for deployment of a self-expanding stent-graft. Maintenance of general anaesthesia was performed with isoflurane and nitrous ox...
Fenestrated endovascular repair of an abdominal aortic aneurysm has been developed to treat patients with a short or complicated aneurysm neck. Fenestration involves creating an opening in the graft fabric to accommodate the orifice of the vessel that is targeted for preservation. Fixation of the fenestration to the renal arteries and the other visceral arteries can be done by implanting bare o...
OBJECTIVE Assessment of endovascular stent-graft treatment for diseases of the descending thoracic aorta as a valid and effective alternative to surgery. METHODS From March 1999 to August 2000, a total of 16 patients underwent deployment of endovascular stent-grafts in the descending thoracic aorta. Patients were divided into three groups according to the type of lesion. Group A (n=8) include...
Endovascular device migration is approximately 2% at 1 year using each of the Food and Drug Administration-approved devices (Medtronic AneuRx, Gore Excluder, Cook Zenith). In this report, we review the incidence, causes, and clinical importance of endograft migration over a 5-year period after endovascular aneurysm repair with the AneuRx stent graft. In a multicenter United States clinical tria...
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