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Vida Vladimiro L - - 2010
BACKGROUND: Stenting of the patent ductus arteriosus (PDA) has been recently introduced to palliate patients with duct-dependent pulmonary circulations. We evaluated the surgical outcome of patients who had a previous PDA stent, focusing on their pulmonary arteries status. METHODS: This study included 15 patients (11 boys, 4 girls) who underwent ...
Binning Mandy J - - 2010
Intracranial arterial dissection is an important cause of stroke in young patients. Treatment options include observation, antiplatelet or anticoagulation regimens, and endovascular stent placement. The authors describe the case of a 14-year-old boy who presented with a symptomatic, posttraumatic dissection extending from the intracranial internal carotid artery to the middle ...
Akdemir Ramazan - - 2010
A 23-year-old man presented with dyspnoea and a blood pressure of 180/120 mmHg in both arms. Femoral and popliteal pulses were absent and there was a systolic ejection murmur along the left intercostal area.The chest X-ray showed rib notching and a normal cardiac silhouette.Transthoracic echocardiography showed a bicuspid aortic valve ...
Ito Shigenori - - 2010
We report a challenging case in terms of procedural difficulty as well as long-term patency. Multivessel stenting procedures for long subtotal occlusions in the right coronary artery (RCA) and left anterior descending coronary artery (LAD) were successfully performed in an 84-year-old female who had complications of severe left ventricular dysfunction ...
Manning Brian J - - 2010
To describe a novel technique for target vessel catheterization in patients with juxtarenal abdominal aortic aneurysms requiring treatment with fenestrated stent-grafts (FSG). The standard FSG design was modified, substituting a thin-wall tube for the solid central obturator that serves as both an attachment point for the distal end of the ...
Valdesuso Raúl - - 2010
OBJECTIVES: We sought to explore the immediate results of Titan2 stent implantation in small coronary arteries, as well as the incidence of major adverse cardiac events (MACE) at six months follow-up. BACKGROUND: The safety of Titan2 stent has been confirmed in several studies in real-life unselected populations. METHODS: We enrolled ...
Freeman Joseph W - - 2010
Coronary and peripheral artery disease (PAD) continue to be primary causes of morbidity and mortality in western nations; percutaneous transluminal angioplasty (PTA) with stenting has become a popular treatment. Unfortunately, restenosis is a significant problem following intravascular stent placement. This study considers the contribution of stent forces in vascular stenosis ...
Okamura Takayuki - - 2010
Fourier domain optical coherence tomography (FD OCT) enables imaging of long coronary artery segments within few seconds, employing high data acquisitions, speed and fast automated catheter pullback. However, the reproducibility of these high-speed pullbacks in the clinical situation is unknown. We tested the reproducibility of in vivo, intracoronary FD OCT ...
Yan Hong-bing - - 2010
Renal artery stenosis (RAS) with a bifurcation lesion is a challenge for interventional therapy. The aim of this study is to summarize our experience in RAS with a bifurcation lesion. Five patients with RAS involving bifurcation lesion are described. In cases 1 to 3, a single-stent strategy was first adopted. ...
Wani Sunil P - - 2010
Break of a stent delivery catheter and subsequent stent loss (SL) has been a rare event in the drug-eluting stent (DES) era. We here report a case of successful retrieval of a stent after a break if the delivery catheter and SL from a balloon catheter at a culprit lesion. ...
Wolters Heiner H - - 2010
PURPOSE: Ureteral defect lesions are severe complications caused by iatrogenic lesions or trauma. For ureteral defect lesions elaborate surgical intervention is needed, such as autotransplantation or ureteral replacement with small bowel. Thus, we developed a new technique for ureteral defect reconstruction in a pig model using an autologous vein graft ...
Huang Chih-Cheng - - 2010
Baroreflex sensitivity is recognized for its prognostic relevance to cardio-vascular and cerebro-vascular risks. However, little is known about the long-term outcome of baroreflex function in patients with carotid stenosis undergoing carotid stenting. Heart rate variability and cardio-vascular autonomic function, including baroreflex sensitivity, were examined using non-invasive methods in 22 adult ...
Lv Xianli - - 2011
The Leo self-expandable stent is a new retractable stent that is delivered via a conventional catheter. The aim of this study was to evaluate the use of this stent for endovascular treatment of complex aneurysms. Twenty-eight complex cerebral aneurysms (27 saccular and 1 fusiform) in 28 patients were treated electively. ...
Shedden Laurie - - 2010
Implantable medical devices have become the standard method for treating a variety of cardiovascular diseases (NICE, 2003, 2009), such as coronary artery disease, where coronary artery stents are the device of choice (Fischman et al., 1994; Babapulle et al., 2004). One post-operative problem with these devices is the long-term monitoring ...
Uchida Yasumi - - 2010
Web-like (W) and membrane-like (M) structures have been observed on coronary stent edges on angioscopy but their incidence and mechanisms remain obscure. First, 26 patients [acute coronary syndromes (ACS) in 10 and stable angina (SA) in 16] underwent angioscopy of the stented coronary artery immediately after, and 32 patients (ACS ...
Radu Dana M - - 2010
BACKGROUND: Pneumonectomy is well known for a high risk of postoperative death. The alternative, sleeve lobectomy, is sometimes technically inaccessible, and is associated with locoregional recurrence. In certain situations, the use of a bronchial substitute would allow longer bronchial resections with better security margins. Previous experiments demonstrated that aortic grafts ...
Yang J - - 2010
Non-uniform expansion of cardiovascular stents, which exists widely in experiments, has a large influence on stent safety, but has seldom been studied in depth until now. In this paper we use a folded balloon with friction to expand a stent through finite element method (FEM), and study how this influences ...
Parikh Shailja V - - 2010
Challenges arise in the care of patients with drug-eluting stents (DES) undergoing noncardiac surgery. The risk of bleeding during surgery must be balanced with the risk of stent thrombosis from interrupted dual antiplatelet therapy. We report a case of a patient with simultaneous stent thrombosis in two coronary arteries following ...
Yun Jung Ho - - 2010
The purpose of this study was to review the safety and durability of aneurysms treated with stent-assisted coiling of ruptured anterior communicating artery aneurysms with small parent vessels (< 2.0 mm). Retrospective review of all ruptured aneurysm treated with stent assisted endovascular coiling between March 2005 and March 2009 at ...
Schembre Drew - - 2010
Self-expanding metal stents have become a leading palliative therapy for dysphagia resulting from esophageal, proximal gastric, and mediastinal cancers. Increasingly, fully covered self-expanding plastic stents and now fully covered metal stents have been used to treat a variety of benign esophageal conditions as well as cancer. Several stent designs are ...
Chan Chih-Yang - - 2010
A 41-year-old woman with liver cirrhosis had recurrent portal hypertension and bleeding from esophageal varices due to complete occlusion of a previously inserted transjugular intrahepatic portosystemic shunt stent. Because recanalization of the stent by the transjugular approach was unsuccessful, ultrasound-guided entry to the splenic vein and portal vein was used. ...
Metton Olivier - - 2011
Patients with complex congenital heart defects and univentricular heart usually required multiple palliative surgery aiming to separate pulmonary and systemic circulations. Various groups work on trying to perform the Fontan completion by a transcatheter technique. We developed and report here a modified technique to prepare the patient for this type ...
Motovska Zuzana - - 2010
The development and use of stents has made percutaneous coronary intervention an effective (less restenosis), safe (treatment of emergency vessel closure during balloon angioplasty), and applicable (stents were developed for lesions of tortuous anatomy and complex situations) revascularization method. These features have firmly established stenting as first-line therapy in coronary ...
Steichen Olivier - - 2010
Endovascular treatment for atherosclerotic renal artery stenosis (ARAS) was first performed >30 years ago and its use has increased rapidly since then. However, only recently have large randomized trials rigorously evaluated its clinical benefit. We systematically reviewed the controlled studies on primary stenting for atherosclerotic renal artery stenosis. Studies were ...
Parodi Federico E - - 2010
Results of carotid artery stenting (CAS) are directly related to the experience and skills of the operator. The most dreadful complication of CAS is stroke. Analyzing the complications during the authors' own procedures, they came to the conclusion that most, if not all, of the complications are preventable. Attention to ...
Balla Sudarshan - - 2010
The role of percutaneous coronary intervention (PCI) in the treatment of coronary artery disease has grown at an astronomical pace. Drug eluting stents (DES) offer advantages over bare metal stents (BMS) such as reduction in early in-stent restenosis rates. However, they have disadvantages like from increased late stent thrombosis when ...
Mahnken Andreas Horst - - 2010
PURPOSE: To test the feasibility of carbon dioxide (CO(2))-enhanced computed tomography (CT)-guided placement of infrarenal abdominal aortic stent-grafts in an animal model. METHODS: Appearance of a stent-graft mounted on its deployment system and the feasibility of CT fluoroscopy-guided placement were analyzed in an in vitro setting. Five domestic pigs weighing ...
Sengül Cihan - - 2010
Stent endothelization is complete after one month in the absence of radiation therapy. The incidence of late stent thrombosis associated with bare metal stents is low beyond this one month period. In this paper, we report on a case of very late acute stent thrombosis that occurred after 118 months ...
Zattera Giuseppe F - - 2010
A 65-year-old man who had previously undergone multiple stenting on the coronary tree, was referred for urgent surgery. The left anterior descending coronary artery was found to be completely stented from the proximal to the distal portion. Open endarterectomy was required for removal of multiple thrombosed stents and reconstruction of ...
Tsuchida Masayuki - - 2010
Although efforts have been focused on developing endovascular procedures by which intravascular devices such as stents could be effectively deployed, few data exist regarding devices for the nonsurgical retrieval of deployed stents. Therefore, we designed to enable retrieval of deployed stents without a surgical procedure. The device consisted of four ...
Praveen Kumar Gideon V - - 2010
Vascular support structures are important devices for treating valve stenosis. A large population of patients is treated for valvular disease and the preferred mode of treatment is percutaneous valve replacement. Stent devices are proving to be an improved technology in minimally invasive cardiac surgery. This new technology provides highly effective ...
Williams Andrew R - - 2010
Abnormal blood flow patterns promoting inflammation, cellular proliferation, and thrombosis may be established by local changes in vessel geometry after stent implantation in bifurcation lesions. Our objective was to quantify altered hemodynamics due to main vessel (MV) stenting and subsequent virtual side branch (SB) angioplasty in a coronary bifurcation by ...
Salman Loay - - 2010
The role of the stent graft is emerging in the management of arteriovenous dialysis access. Physicians are incorporating this device in the management of three distinct problems--vein-graft anastomotic stenosis, pseudoaneurysm formation, and cephalic arch stenosis--with varying degrees of success. Indeed, a recent randomized, controlled trial to evaluate the role of ...
Kim Tae-Hyung - - 2010
To evaluate the efficacy of beta-irradiation therapy with rhenium 188 ((188)Re) mercaptoacetyltriglycine (MAG3)-filled balloon dilation to prevent neointimal hyperplasia after stent placement in a canine iliac artery model. A total of 15 stents were implanted into the iliac arteries of eight dogs (one or two stents in each dog). Rhenium ...
Laird John R - - 2010
BACKGROUND: Controversy still exists regarding the best endovascular treatment strategy for patients with symptomatic disease of the superficial femoral artery. There are conflicting data regarding the benefits of superficial femoral artery stenting and the role of primary stenting compared with balloon angioplasty with provisional stent implantation. METHODS AND RESULTS: A ...
Aurboonyawat Thaweesak - - 2011
The pipeline embolization device (PED, Chestnut Medical, Menlo Park, CA, USA) has been used in our department since September 2008. The first-generation PED had limited radio-opacity. Before September 2008, we began obtaining an angiographic computed tomography (ACT) before and after each procedure to detect intracranial complications. We retrospectively examined the ...
Garrido Sergio A - - 2010
Atherosclerotic lesions of the hypogastric artery have been recognized as a cause of buttock claudication, thigh claudication, and impotence, and usually treated by endovascular procedures and in some instances with open surgery. We report an unusual case of a total occlusion of the left external iliac artery, severe stenosis of ...
Lv Xianli - - 2010
To report our experience with 12 ruptured and 12 unruptured vertebral artery (VA) fusiform aneurysms treated endovascularly using stents. Three patients were female and 20 patients were male; their mean age was 43·7 (17-77) years. Altogether, 25 stents were placed in 23 patients for 24 fusiform VA aneurysms. All patients ...
Tanaka Toshihiro - - 2011
Transjugular intrahepatic portosystemic shunt (TIPS) dysfunction is an important problem after creation of shunts. Most commonly, TIPS recanalization is performed via the jugular vein approach. Occasionally it is difficult to cross the occlusion. We describe a hybrid technique for TIPS revision via a direct transhepatic access combined with a transjugular ...
Hendler Alberto - - 2010
We report a critically ill-patient admitted for NSTEMI with acute pulmonary congestion, showing at urgent cardiac catheterization a severely diseased saphenous vein graft as the culprit vessel, with huge atherothrombotic burden. The graft was successfully revascularized by the implantation of 4 M-Guard stent (for proximal to distal) creating a full ...
Skarlos A C - - 2010
A 52-year-old man was admitted to our hospital with unstable angina pectoris. A balloon angioplasty of his left anterior descending artery had been performed 12 years ago and two bare-metal stents had been implanted two months later for an early restenosis. Bicycle ergometry was stopped because the patient experienced angina ...
Segev Amit - - 2010
AIMS: Perlecan is the major heparan sulfate proteoglycan in the arterial wall. Previous studies have suggested that perlecan is a potent inhibitor of smooth muscle cell (SMC) activity. Therefore, perlecan overexpression may serve as a therapeutic modality to prevent in-stent restenosis (ISR). We have investigated a novel compound (RUS3108), identified ...
Tyczynski Pawel - - 2010
AIMS: Pre- and post-interventional optical coherence tomography (OCT) assessment of degenerated saphenous vein grafts (SVG) treated with implantation of pericardium covered stents. Percutaneous treatment of SVG represents one of the major challenges of current percutaneous coronary interventions (PCI). Artificial membrane-covered stents have failed to show additional benefit over conventional stents. ...
Langer Felix B - - 2010
Partially uncovered stents provide a better fixation to the esophageal wall than fully covered stents, but indication is limited to palliation because stent removal is compromised by mucosal ingrowth. After an unsuccessful attempt to remove a partially uncovered Evolution stent (Cook Medical Inc, Bloomington, IN) we placed a Polyflex stent ...
Bornemann Helmar - - 2010
The management of patients with recent coronary artery stents presenting for noncardiac surgery has become a major topic of interest and concern for all perioperative care givers. The present review will update recent reports and particularly new guidelines as well as recommendations. Based on the available literature, all experts recommend ...
Adachi Iki - - 2010
Despite increasing popularity in the use of stent grafts to treat aortic diseases, stent grafts are used for pulmonary arterial lesions less frequently. In particular, to our knowledge no report has described stent graft implantation into the pulmonary arteries in patients with total cavopulmonary connection (Fontan operation). This rarity might ...
Brown Stephen C - - 2010
OBJECTIVE: To evaluate the efficacy and safety of expanding vascular shunt grafts beyond original nominal diameter using stents. METHODS: Bench testing confirmed the expandability of 3.5 mm and 4.0 mm vascular Gore-Tex stretch grafts. A retrospective analysis included eleven systemic to pulmonary artery shunts with diminished flow which were stented ...
Chang Feng-Chi - - 2010
Distal marginal stenosis is rarely reported to be a factor associated with poor long-term patency of patients of head and neck cancers with carotid blowout syndrome treated with stent grafts. We report a case of laryngeal cancer with rupture of the right common carotid artery. A self-expandable stent graft was ...
Li Jin - - 2010
OBJECTIVE: Covered stents have recently become available for intracranial use, such as aneurysms, arterial dissections and carotid-cavernous fistulas (CCFs). However, there have been few reports of the successful application of covered stents for the treatment of traumatic CCFs (TCCFs). The purpose of this study is to investigate the efficacy and ...
Nakahara Ichiro - - 2010
OBJECTIVE: Endovascular stenting is an alternative treatment for brachiocephalic artery stenosis, replacing standard surgical approaches such as carotid endarterectomy. However, a percutaneous approach may be difficult because various conditions such as severe arteriosclerosis of iliac or femoral arteries and aortic disease. We report our experience with intraoperative stenting for these ...
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