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Bower Matthew - - 2010
Endoluminal stents are commonly used for palliative treatment of dysphagia in patients with advanced esophageal malignancies. The most frequently used esophageal stents are self-expanding metal stents. Removable self-expanding plastic stents have recently been used in the management of esophageal cancer patients treated with curative intent. Esophageal stents effectively alleviate dysphagia ...
Chew Ben H - - 2010
BACKGROUND AND PURPOSE: Ureteral stents often cause significant patient morbidity that can be difficult to treat. Drug-eluting stent technology allows the local delivery of a drug. Our previous work demonstrated that ketorolac instilled intravesically at the time of ureteral stent insertion significantly decreased flank pain compared with controls. We sought ...
Donas Konstantinos P - - 2010
PURPOSE: To report the midterm results of a new vascular endostapling system in the endovascular treatment of abdominal aortic aneurysms (EVAR). METHODS: A prospective single-center study was performed to evaluate the feasibility and safety of the Anson Refix Endostapler, which implants a nitinol clip to provide transmural stent-graft fixation to ...
Tamburino Corrado - - 2010
The aim of this study was to investigate the association between plaque distribution at left main (LM) bifurcation and target lesion revascularization (TLR) after stenting. Despite favorable reported mid- and long-term results, stent implantation on LM bifurcation remains challenging. The role of atherosclerotic plaque distribution in affecting LM bifurcation stenting ...
Schellings D A A M - - 2010
Background. In patients with unstable angina or non-ST-elevation acute coronary syndrome (NSTE-ACS) who are eligible for PCI, routine stenting is the recommended treatment strategy, based on the opinion of experts. Provisional stenting may provide a viable alternative by retaining the early benefits of stenting without its potential late hazards.Method. Patients ...
Rosales A - - 2010
OBJECTIVES: The aim of this study was to determine the mid-term patency and the clinical outcome after stenting of chronic occluded caval and iliofemoral venous segments. DESIGN: Observational study. MATERIAL/METHODS: During the period 2000 and 2009, 2400 patients with chronic venous insufficiency (CVI) were evaluated, and 34 with chronic venous ...
Krokidis Miltiadis - - 2011
The purpose of this study was to compare the clinical effectiveness of expanded polytetrafluoroethylene/fluorinated-ethylene-propylene (ePTFE/FEP)-covered stents with that of uncovered nitinol stents for the palliation of malignant jaundice caused by inoperable pancreatic head cancer. Eighty patients were enrolled in a prospective randomized study. Bare nitinol stents were used in half ...
Bona Davide - - 2010
To compare 2 different types of covered esophageal nitinol stents (Ultraflex and Choostent) in terms of efficacy, complications, and long-term outcome. A retrospective review of a consecutive series of 65 patients who underwent endoscopic placement of an Ultraflex stent (n = 33) or a Choostent (n = 32) from June ...
Iqbal Shahzad - - 2011
Prophylactic pancreatic duct (PD) stent placement has been shown to reduce the incidence of post-ERCP pancreatitis (PEP) especially in high-risk patients. However, there is no consensus on the best type of PD stent. The purpose of our study was to evaluate the differences in the outcomes between long (>3 cm) ...
Lee Cheol Whan - - 2010
OBJECTIVES: This study compared intravascular ultrasound (IVUS) findings at drug-eluting stent (DES) and bare-metal stent (BMS) sites in patients with very late stent thrombosis (VLST). BACKGROUND: VLST is being increasingly identified since the introduction of DES. VLST can also develop after BMS placement, but the underlying mechanisms remain unknown. METHODS: ...
Sgourakis George - - 2010
BACKGROUND: The objective of this study was to examine the impact of self-expanding stents versus locoregional treatment modalities in the setting of esophageal cancer palliation. METHODS: The present meta-analysis pooled the effects of outcomes of 1,027 patients enrolled in 16 randomized controlled trials. RESULTS: The meta-analysis revealed an advantage to ...
Zaima Azusa - - 2010
PURPOSE: We analyzed our results of long-term T-tube stenting for severe acquired subglottic stenosis secondary to prolonged endotracheal intubation in a neonatal period. MATERIALS AND METHODS: Twenty children treated with T-tube stenting since 1999 were retrospectively analyzed. T-tube stenting consisted of anterior cricoid split and placing silicon T-tube as a ...
He Yong - - 2010
It is not clear whether the thin struts and different alloy of a cobalt chromium stent will cause greater acute stent recoil compared to conventional stainless steel stents. We used postintervention intravascular ultrasound (IVUS) examinations to study 99 patients with 116 stented lesions: 61 Xience/Promus stents (cobalt chromium stent group) ...
Moschovitis Aris - - 2010
AIMS: Revascularisation with Titanium-Nitride-Oxide (TiNOX) coated stents is safe and effective in patients with de novo native coronary artery lesions. In the TiNOX trial there was a reduction in restenosis and major adverse cardiac events as compared with stainless steel stents of otherwise identical design. The purpose of the present ...
Anile M - - 2010
Airway complications (AC) are considered a serious cause of morbidity after lung transplantation (LT). Mechanical dilatation, laser vaporization, and silicone stent placement usually solve it. However, the use of self-expandable metallic stents (SENS) may be indicated in selected cases. Ten lung transplant recipients with AC were treated with SENS. Six ...
Goksel O S - - 2010
We report on the case of an 83-year-old hemiplegic female patient presenting with post-traumatic pseudoaneurysm of the supracoeliac aorta, treated with 38 mm x 100 mm Talent Endoluminal Stent-Graft (Medtronic Inc., Santa Rosa, CA) using local anaesthesia. The patient was discharged on day 3 and the 8 month follow-up was ...
Jeon P - - 2010
ICAD with hemodynamic insufficiency may present with either fulminant infarct or with progressive neurologic deterioration. The purpose of this study was to evaluate the safety and efficacy of emergent self-expanding stent placement for acute intracranial or extracranial ICAD with significant hemodynamic insufficiency. Eight patients (7 men and 1 woman; age ...
Riggio Oliviero - - 2010
The incidence of post-TIPS hepatic encephalopathy (HE) could be reduced by using stents with a small diameter. The aim of this study was to compare the incidence of HE and the clinical efficacy of TIPS created with 8- or 10-mm PTFE-covered stents. Consecutive cirrhotics submitted to TIPS for variceal bleeding ...
Kim Won Ho - - 2010
Morphologic changes of small-sized post-stent malapposition have not been sufficiently evaluated. We investigated serial changes of minimal post-stent malapposition with a follow-up optical coherence tomography (OCT) study. Post-stent OCT and intravascular ultrasound (IVUS) and follow-up OCT were performed in 26 patients with minimal post-stent malapposition. Serial changes of number and ...
Siller-Matula J M - - 2010
Coating of stents has been shown to minimize the interactions between platelets, stent surface and vascular response following stent implantation. The aim of our study was to compare the tacrolimus-eluting carbon-coated JANUS(®) stent with sirolimus-eluting CYPHER(®) stent for the prevention of symptom-driven clinical end points in a real world clinical ...
Murzi Michele - - 2010
A best evidence topic in cardiac surgery was written according to a structured protocol. The question addressed was: in patients with an acute type A dissection (TAAD) is a frozen elephant trunk in addition to standard aortic dissection repair advantageous in terms of improved long-term mortality and closure of the ...
Neglén Peter - - 2010
This study describes three techniques of stent placement at the iliocaval confluence for chronic nonmalignant obstruction and its stent-related outcome. From 1997 to 2008, 115 patients (230 limbs) underwent bilateral stenting for iliocaval obstruction. All limbs were CEAP classified using clinical examination and duplex ultrasound study. Three techniques were compared: ...
Stone David H - - 2010
While much attention has been devoted toward treatment paradigms for idiopathic axillo-subclavian vein thrombosis (ASVT), little has focused on long-term durability of aggressive treatment and its associated functional outcomes. The purpose of this study was to review our own surgical therapeutic algorithm and its associated durability and functional outcomes. All ...
Kim Chan Gyoo - - 2010
BACKGROUND: Self-expandable metallic stents (SEMSs) provide effective palliation of malignant pyloric obstruction in patients with inoperable gastric cancer. OBJECTIVE: To compare the effectiveness and side effects of covered and uncovered SEMSs for the palliation of malignant pyloric obstruction. DESIGN: Prospective, randomized, single-center study. SETTING: Tertiary-care cancer center hospital. PATIENTS: This ...
Kang Soo-Jin - - 2010
Using serial volumetric intravascular ultrasonography, we evaluated the predictors of late intimal hyperplasia (IH) increases after drug-eluting stent implantation. All eligible patients who underwent 6-month angiography without visual restenosis were requested to undergo a 2-year follow-up examination. Complete serial (after stenting and early [6-month], and late [2-year] follow-up) angiographic and ...
Chen Ji-Lin - - 2010
BACKGROUND: Late stent thrombosis (LST) is still concerned by interventional cardiologists in daily clinical practice. This study aimed to compare the incidence of LST after implantation of different drug-eluting stents (DES) in coronary heart disease (CHD) patients in the real world. METHODS: From December 2001 to February 2009, a total ...
Ozaki Yukio - - 2010
To assess the fate of incomplete stent apposition (ISA) after deployment of sirolimus-eluting stents (SESs). Thirty-two patients having intravascular ultrasound (IVUS)-guided PCI with SESs underwent assessment of stent deployment with quantitative coronary angiography, IVUS, and optical coherence tomography (OCT) pre-procedure, post-procedure, and at 10 months follow-up. Incomplete stent apposition was ...
Maan Zafar - - 2010
INTRODUCTION: Double-J stents revolutionized the minimally invasive management of ureteral strictures, but have significant morbidity. We compare stent-related symptoms and quality of life between a conventional Double-J stent and a novel thermoexpandable metal segmental ureteral stent (Memokath) in patients with ureteral strictures. MATERIALS AND METHODS: Seventy patients with a conventional ...
Balzer J O - - 2010
AIM: Midterm technical and clinical evaluation of stent angioplasty with drug-eluting stents in infrapopliteal lesions in patients with critical limb ischemia (CLI). METHODS: Percutaneous stent angioplasty was performed in 128 limbs in 114 patients presenting with 320 vascular lesions. Lesions with up to 6 cm in length and at least ...
Okamura Takayuki - - 2010
AIMS: The ABSORB Cohort A clinical study has shown the feasibility and safety of the fully bioabsorbable everolimus-eluting structure (BVS, revision 1.0). However, the study also demonstrated somewhat higher acute and late recoil with the BVS structure compared to metallic drug eluting stents. Based on these clinical observations, modifications to ...
Maetani Iruru - - 2010
AIM: Self-expandable metallic stents are widely used for palliation of malignant gastric outlet obstruction (GOO), but clinical outcomes of different stents have not been compared. Here, we compared outcomes in patients with a GOO receiving either an Ultraflex (UF) or a Niti-S (NS) stent. METHODS: Prospective outcomes in 53 patients ...
Lee Jae Myeong - - 2010
The aims of this study were to evaluate both the efficacy of stent placement for treating inferior vena cava (IVC) stenosis and the patency of hepatic veins (HVs) following IVC stent placement. Fourteen hepatic transplant recipients underwent stent placement to treat IVC stenosis. The median interval between transplantation and stent ...
Kuroda Yasuhisa - - 2010
BACKGROUND: Endoscopic stent therapy is routinely used to treat postoperative bile duct strictures. However, no studies have detailed long-term follow-up evaluation for more than 10 years. METHODS: This study enrolled 22 consecutive patients with a diagnosis of postoperative bile duct strictures from 1987 to 2006. Cases involving digestive tract reconstruction ...
Bang J S - - 2010
Stents have been reported as an option for improvement of the recanalization rate in AIS. The authors have also used intracranial stents in failed cases of IAT with pharmacologic and mechanical methods since 2004. We retrospectively reviewed our cases of intracranial stent use for IAT of AIS for recanalization and ...
Olson Kari L - - 2010
This study aimed to compare major hemorrhage rates among patients receiving warfarin, acetylsalicylic acid (ASA), and clopidogrel to those receiving ASA and clopidogrel following percutaneous coronary intervention with stent implantation. This retrospective cohort study identified patients with stents implanted between September 1, 2003 and December 31, 2006. Patients treated with ...
El-Feel Ahmed Sobhy - - 2010
OBJECTIVE: The objective of this study was to compare the results of antegrade (AG) ureteral stenting with retrograde (RG) stenting during laparoscopic dismembered pyeloplasty. MATERIALS AND METHODS: Between October 2003 and April 2007, a case series of 47 laparoscopic dismembered pyeloplasties were done by three surgeons of equal expertise in ...
Law Mark A - - 2010
OBJECTIVES: Determine the long-term outcomes of branch pulmonary artery (PA) stents. BACKGROUND: PA stents in congenital heart disease effectively relieve stenoses in the short-term. Published long-term data are limited. METHODS: Patients enrolled in an FDA IDE protocol from 1989-92 were included. Clinical follow-up and catheterization data were evaluated. Patients were ...
Mollichelli Nadia - - 2010
Diabetes mellitus (DM) accounts for >25% of all percutaneous coronary interventions. In patients with DM, drug-eluting stent implantation is associated with a reduced risk of restenosis and target lesion revascularization. However, concern has been raised about the incidence of late and very late stent thrombosis and the increased mortality rate, ...
Kasirajan Karthik - - 2010
Various types of device-specific adverse events can occur during deployment of thoracic stent grafts due to the high flow rate and severe aortic angulation that is often encountered in the thoracic aorta. This study assessed the incidence, etiology, and overall effect of misaligned deployment of the Talent Thoracic Stent Graft ...
Mahajan Anshu - - 2010
Partially covered metal stents have been extensively used for palliation of obstructive jaundice in malignant distal biliary strictures and can be removed in cases of malfunction or need for tissue diagnosis. We investigated independent predictors of mortality in patients undergoing partially covered metal stents revision (i.e., removal and replacement). Patients ...
Cheng Y-F - - 2010
To evaluate the efficacy of stent placement in the treatment of portal vein (PV) stenosis or occlusion in living donor liver transplant (LDLT) recipients, 468 LDLT records were reviewed. Sixteen (10 PV occlusions and 6 stenoses) recipients (age range, 8 months-59 years) were referred for possible interventional angioplasty (dilatation and/or ...
Li Y-D - - 2010
The present study compares the efficacy of a self-expanding metallic stent (SEMS, diameter of 30 mm) and pneumatic dilation for the long-term clinical treatment of achalasia. A total of 155 patients diagnosed with achalasia were allocated for pneumatic dilation (n= 80, group A) or a temporary, 30-mm diameter SEMS (n= ...
Tietke Marc W K - - 2010
INTRODUCTION: The discussion on the use of protection devices (PDs) in carotid artery stenting (CAS) is gaining an increasing role in lowering the periprocedural complication rates. While many reviews and reports with retrospective data analysis do promote the use of PDs the most recent multi-centre trials are showing advantages for ...
Bonkat Gernot - - 2011
The diagnosis of microbial ureteral stent colonisation (MUSC) is difficult, since routine diagnostic techniques do not accurately detect microorganisms embedded in biofilms. New methods may improve diagnostic yield and understanding the pathophysiology of MUSC. The aim of the present study was to evaluate the potential of sonication in the detection ...
van Heel N C M - - 2010
OBJECTIVES: The standard approach to benign esophageal perforations consists of conservative treatment or surgery. In this study, we investigated the efficacy of short-term stent placement for nonmalignant esophageal perforations.METHODS: This is a prospective single-center study of patients with benign esophageal perforations in whom a removable self-expandable stent was placed. Data ...
Donnellan Fergal - - 2010
BACKGROUND: Self-expandable metal stents (SEMS) are an accepted palliation for malignant colorectal obstruction. Outcomes of stent insertion solely in older patients are unknown. OBJECTIVE: To compare outcomes of SEMS insertion for malignant colorectal disease, in older versus younger patients. METHODS: Forty-three patients were retrospectively identified as having undergone SEMS insertion ...
Zhang Jie - - 2010
BACKGROUND: Therapeutic approaches for tracheal stenosis caused by the formation of exuberant granulation tissues usually include electrocautery, mechanical dilation, laser therapy, argon plasma coagulation (APC), cryotherapy and stent placement. However, restenosis after stent insertion remains a significant limitation. We examined the efficacy of three different approaches, including induction of mechanical ...
Mocco J - - 2010
OBJECT: Acute revascularization has been associated with improved stroke outcomes. The Prolyse in Acute Cerebral Thromboembolism (PROACT II) trial achieved recanalization rates of 66%. The Multi Mechanical Embolus Removal in Cerebral Ischemia (Multi MERCI) trial achieved recanalization in 70% of patients. However, these interventional tools are not always successful. The ...
Wu Yi-Shan - - 2010
PURPOSE: To report the experience of carotid artery angioplasty with stenting (CAS) by cardiologists (CV) and neuroradiologists (NR) in an area with less incidence of extracranial artery stenosis. METHODS: From 1999 to 2008, 210 patients with 231 stents were collected by claim records from the administrative office and reviewed by ...
L?pez-Huertas H?ctor L - - 2010
INTRODUCTION: The management of patients with upper urinary tract obstruction who are not candidates for definitive reconstruction often presents a challenge. We report our initial experience with the Resonance (Cook Urological, Spencer, IN) metallic ureteral stent for the management of benign ureteral obstruction and present a comparative cost analysis of ...
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