• A metal stent is often placed across the artery wall to keep the artery from narrowing again. (medlineplus.gov)
  • One of the most common scenarios includes so-called stent grafts, which are usually composed of a special fabric and supported by a metal stent mesh. (migrationresearch.com)
  • A study by Kida et al found that covered biliary self-expandable metal stents could be safely removed when they become occluded and that patency rates were similar for reintervention and initial stent placement. (medscape.com)
  • Fully covered self-expandable metal stents (FCSEMS) represent the latest advancement of metal biliary stents used to endoscopically treat a variety of obstructive biliary pathology. (wjgnet.com)
  • Fully covered self-expandable metal stents (FCSEMS) are composed of a metal alloy tubular mesh with a synthetic covering to minimize tumor ingrowth. (wjgnet.com)
  • The stent is left in place to help keep the artery open. (medlineplus.gov)
  • While balloon angioplasty can effectively prop the artery open by pressing the plaque against the inner walls of the vessel, stent placement can keep the artery open by adhering to the vessel's walls and preventing the artery from narrowing. (ariamedtour.com)
  • Percutaneous transluminal coronary angioplasty successfully opened the blockage, and a stent was placed to keep the artery open. (cdc.gov)
  • Has the subject had a stent inserted for pancreatic cancer? (cdisc.org)
  • Background: Metal stents for unresectable pancreatic cancer are associated with longer patency and superior cost-effectiveness. (scirp.org)
  • This video tutorial provides detailed instructions for placing and deploying the Advanix Pancreatic Stent. (endosuite.com)
  • Cystoscopy, Ureteral Stent Placement is most commonly performed in the setting of either a ureteral or kidney stone. (malefertilitydoc.com)
  • Cystoscopy, Ureteral Stent Placement is performed in conjunction with endoscopic procedures to treat kidney or ureteral stones. (malefertilitydoc.com)
  • Urethral stent placement is a technique used for obstructive urinary tract diseases. (vcahospitals.com)
  • In Group I, dogs were treated with conventional urethrotomy procedure and in group II, animals were treated with urethrotomy with collagen urethral stent placement. (arccjournals.com)
  • Laser cut stent design ensures virtually no foreshortening nor elongation-making accurate stent placement easier. (merit.com)
  • Preoperative palliation of newborn obstructed total anomalous pulmonary venous connection by endovascular stent placement. (qxmd.com)
  • That is, leaving a small wired mesh tube called a stent in the clogged area of the artery. (ariamedtour.com)
  • Angioplasty is often combined with the placement of a small wire mesh tube called a stent. (mayoclinichealthsystem.org)
  • Imaging data of patients with wide-neck AcomA aneurysms, treated with stent-assisted coiling between January 2005 and January 2010, were retrospectively analyzed. (ajnr.org)
  • In addition to serving as a scaffold to contain coils, stent placement for AcomA aneurysms has a substantial effect on the vascular geometry, which may result in local hemodynamic changes. (ajnr.org)
  • In this study, we retrospectively analyzed the imaging data of patients with wide-neck AcomA aneurysms treated with a stent-assisted coiling technique. (ajnr.org)
  • In this retrospective study, only the imaging data of wide-neck AcomA aneurysms, treated with stent-assisted coiling from January 2005 to January 2010, were analyzed. (ajnr.org)
  • Such stent grafts are used in endovascular repair (EVAR) to support weak spots and localized bulges (aneurysms) in an artery being at risk of rupture, most commonly for abdominal aortic aneurysms (AAA). (migrationresearch.com)
  • This study aims to compare the safety and efficacy of stent-assisted coiling (SAC) with those of coiling alone (CA) for the treatment of ruptured tiny intracranial aneurysms. (frontiersin.org)
  • Simultaneously, considering the better long-term effect, LVIS stent-assisted coiling may be a preferable choice for ruptured tiny intracranial aneurysms. (frontiersin.org)
  • Simultaneously, previous studies indicated that the stent-assisted coiling (SAC) technique was associated with a higher complete occlusion rate and lower recurrence rate at follow-up compared with coiling alone (CA) in ruptured intracranial aneurysms ( 7 , 8 ). (frontiersin.org)
  • Since its debut as an endovascular aid, Neuroform stents (Stryker, Kalamazoo, MI, USA) were quickly followed by other stents, and each stent targets aneurysms of specific shapes and parent patterns ( 11 ). (frontiersin.org)
  • Powered by artificial intelligence (AI), this program has demonstrated superior accuracy in stent placement compared to experienced neurosurgeons, offering a potential revolution in the way aneurysms are addressed. (newsastronomy.com)
  • Stent-supported aneurysm coiling has been utilized with increasing frequency over the past few years, particularly for addressing treatment of complex and wide-neck aneurysms. (ajnr.org)
  • Although the availability of these devices has enabled the endovascular treatment of previously uncoilable and inoperable aneurysms, the use of stent-assisted coiling has brought with it other important considerations, including the necessity of aggressive antiplatelet therapy that limits its application in the setting of subarachnoid hemorrhage, and delayed stent-related issues such as the development of in-stent stenosis and parent vessel occlusion. (ajnr.org)
  • Angiography revealed complete occlusion or significant stenosis of the stent in all eight patients, with an obvious intimal dissection in either edge of the stent in six patients. (tau.ac.il)
  • Approximately 3.5% in-stent stenosis and 0.6% stent occlusion were observed at angiographic follow-up. (ajnr.org)
  • A prospective, multicentre study involving the Covera vascular covered stent (BD) has confirmed the benefits of immediate, post-percutaneous transluminal angioplasty (PTA) placement of the device in treating arteriovenous graft (AVG) venous anastomotic stenosis when anatomically and clinically suitable. (vascularnews.com)
  • They add that the current study, AVeVA (Arteriovenous stent graft in the treatment of stenosis at the graft-vein anastomosis of AV graft circuits), examined a self-expanding nitinol covered stent (Covera) that is more flexible than the device used in two of those prior studies (Flair, BD). (vascularnews.com)
  • The mean dissectionrelated stenosis improved from 93.1% to 20.3% after stenting (P , .05). (elsevierpure.com)
  • All stented arteries were patent without significant in-stent stenosis on angiographic follow-up (range, 3-12 months). (elsevierpure.com)
  • Stents can be placed via endoscopic retrograde cholangiopancreatography (ERCP) or percutaneous transhepatic cholangiography (PTC) to relieve biliary obstruction. (medscape.com)
  • Patients and Methods: We have examined data for patients (n = 86) who received endoscopic stenting (n = 64) or surgical bypass (n = 22), from January 2013 to November 2016, as a palliative treatment for obstructive jaundice from inoperable cancer head pancreas. (scirp.org)
  • This study aimed to evaluate our experience in Morocco on treating patients, by surgical biliary bypass or endoscopic stenting, presented by obstructive jaundice from advanced cancer head pancreas and to compare the patient's outcome in terms of post procedure mortality, morbidity, assess cost effectiveness, re-hos- pitalization and overall survival in these patients. (scirp.org)
  • Decision to perform endoscopic stenting or surgery was taken based on our interdisciplinary discussion on the best options for patient health status considering cancer staging. (scirp.org)
  • To the authors' knowledge, this is the first report of successful treatment of a congenital caudal vena cava obstruction by means of stent placement in a juvenile cat. (avmi.net)
  • Note: Rarely, we are unable to get the stent past the obstruction and up to the kidney. (malefertilitydoc.com)
  • A large stent diameter and synthetic covering over the tubular mesh prolong stent patency and reduce risk for tissue hyperplasia and tumor ingrowth. (wjgnet.com)
  • Writing in the Journal of Vascular and Interventional Radiology (JVIR) , Bart Dolmatch (Palo Alto Medical Foundation, Mountain View, USA) and colleagues report a 30-day freedom from safety-related events of 96.4% and a six-month target lesion primary patency (TLPP) of 70.3% with the Covera stent. (vascularnews.com)
  • The Advanta V12 balloon expandable covered stent is indicated for restoring and improving the patency of the iliac and renal arteries. (getinge.com)
  • Significantly higher patency in complex TASC C&D lesions compared to bare metal stents at 5 years (p=0.003). (getinge.com)
  • These medicines keep your blood from forming clots in your arteries and in the stent. (limamemorial.org)
  • Angioplasty, sometimes called stent placement, is a procedure to unclog blocked arteries and enhance blood flow. (ariamedtour.com)
  • The LifeStreamâ„¢ Balloon Expandable Vascular Covered Stent is indicated for the treatment of atherosclerotic lesions in common and external iliac arteries with reference vessel diameters between 4.5 mm and 12.0 mm, and lesion lengths up to 100 mm. (bd.com)
  • Stent induced hemodynamic changes in the coronary arteries are associated with higher risk of adverse clinical outcome. (researchgate.net)
  • In Canada, the Advanta V12 covered stent indication excludes renal arteries. (getinge.com)
  • Enrolling 3,349 patients, the IVUS sub-study is part of the Cardiovascular Research Foundation's (CRF) ADAPT-DES study (Assessment of dual antiplatelet therapy with drug-eluting stents), a prospective, multicentre registry of 8,583 patients with coronary artery disease undergoing percutaneous coronary intervention (PCI) with drug-eluting stents (DES). (cardiovascularnews.com)
  • Genetic risk of restenosis after percutaneous coronary interventions in the era of drug-eluting stents. (cdc.gov)
  • Characterization of patients with angioscopically-detected in-stent mural thrombi - genetics of clopidogrel responsiveness and generations of drug-eluting stents. (cdc.gov)
  • CYP2C19 loss-of-function alleles are not associated with clinical outcome of clopidogrel therapy in patients treated with newer-generation drug-eluting stents. (cdc.gov)
  • Association of CYP2C19*2 polymorphism with clopidogrel response and 1-year major adverse cardiovascular events in a multiethnic population with drug-eluting stents. (cdc.gov)
  • Dual Antiplatelet Therapy Guided by CYP2C19 Polymorphisms after Implantation of Second-Generation Drug-Eluting Stents for Management of Acute Coronary Syndrome. (cdc.gov)
  • Lam R, Muniraj T. Fully covered metal biliary stents: A review of the literature. (wjgnet.com)
  • Metal stents are more expensive but expand to a larger diameter and tend to stay patent longer. (medscape.com)
  • 6 mm through 14 mm diameter stents expand the options for difficult strictures. (merit.com)
  • Restoration of the lumen diameter with 8x59 mm Advanta V12 covered stents in RIA and LIA. (getinge.com)
  • In patients with medially inoperable or unresectable tumors, primary radiotherapy, with or without chemotherapy, has provided a survival advantage and significant palliation over stent placement or bypass surgery alone. (medscape.com)
  • In all 20 patients, the stent caused a distinct change in the geometry of the parent vessel. (ajnr.org)
  • Patients treated with stent placement in an aneurysmal sac technique were excluded. (ajnr.org)
  • All patients received systemic heparinization after placement of the sheath. (ajnr.org)
  • For most patients, however, stents can yield better results. (ariamedtour.com)
  • We aimed to compare retrospectively the outcomes in patients treated with plastic stent or surgical bypass as a palliative option for these patients. (scirp.org)
  • However, surgical bypass treated patients showed longer initial hospital stay (9 vs. 6 days, p = 0.014), higher cost ($1600 vs. $1088) and longer survival (192 vs. 101 days, p = 0.003) compared to endoscopy-stenting treated patients. (scirp.org)
  • Re-hospitalization was required for 5 stented patients (averaged $448). (scirp.org)
  • Methods: In all, 994 consecutive patients who underwent angioplasty and intracoronary stent implantation in our hospital were reviewed retrospectively for the occurrence of MI. (tau.ac.il)
  • Results: Eight patients (0.8%), all male and hypertensive, aged 33-83 years, presented with an MI due to stent occlusion more than 30 days following stenting (range: 35-398 days). (tau.ac.il)
  • Conclusions: Myocardial infarction as a late complication of successful stent implantation occurred in 0.8% of our patients. (tau.ac.il)
  • Within a subset of articles, the incidence of stent-related issues in the first 10 patients was significantly higher than in subsequent subjects, supporting the notion of a procedural "learning curve. (ajnr.org)
  • METHODS: Eight patients (mean age, 36 years) underwent self-expanding stenting for ischemic AC-ICD. (elsevierpure.com)
  • Six patients underwent emergent stenting for acute stroke within 6 hours (n = 2) or crescendo-type stroke within 24 hours (n = 4), while 2 patients had stenting for recurrent ischemia on dual antiplatelet and/or anticoagulation after the initial attack. (elsevierpure.com)
  • Advanta V12 is the first to market balloon expandable, fully encapsulated stent that has served more than 850,000 patients. (getinge.com)
  • The Advanta V12/iCast studies treated patients with more severe disease (a greater number of TASC C & D lesions) and more severe symptoms (more Rutherford classification 4 & 5) compared to patients enrolled in clinical trials studying other covered balloon-expandable stents. (getinge.com)
  • NEW YORK, NY - An article in yesterday's financial press surveys recent high-profile cases of alleged coronary-stenting overuse, described by a sources as "just the tip of the iceberg," and alternates them with stories from some of the patients involved [ 1 ] . (medscape.com)
  • When stents are used to restore blood flow in heart-attack patients, few dispute they are beneficial," notes the story from reporters Peter Waldman , David Armstrong , and Sydney P Freedberg published yesterday in Bloomberg BusinessWeek . (medscape.com)
  • Overall, "Doctors are using fewer stents and choosing more appropriate patients than they were a few years ago, according to Dr John Harold [David Geffen School of Medicine at University of California, Los Angeles and the Cedars-Sinai Heart Institute, Los Angeles, CA], president of the American College of Cardiology . (medscape.com)
  • Impact of CYP2C19 polymorphism on clinical outcome following coronary stenting is more important in non-diabetic than diabetic patients. (cdc.gov)
  • CYP2C192 Polymorphism in Chilean Patients with In-Stent Restenosis Development and Controls. (cdc.gov)
  • This technique refers to a procedure where the stent is placed partially into the aneurysm and into the afferent artery, and then the portion of the stent protruding into the aneurysm fundus provides neck support for the subsequent successful coiling. (ajnr.org)
  • Ureteral stents are most commonly removed in our office (during cystoscopy) about 2 weeks after your procedure. (malefertilitydoc.com)
  • There was no significant difference in the pain scores between the groups indicating that the collagen stent does not elicit any extra pain as compared to normal urethrotomy procedure. (arccjournals.com)
  • When compared to procedures without IVUS, IVUS-guided procedures demonstrated a 50% reduction in the incidence of stent thrombosis and 33% reduction in myocardial infarction that began as soon as 30 days post procedure, and continued for 12 months. (cardiovascularnews.com)
  • Proven two-fold lower reintervention compared to bare metal stents at 5 years post-procedure. (getinge.com)
  • Improved anti-migration struts are designed to reduce stent migration without the potential complications associated with tissue ingrowth. (merit.com)
  • Risks of stent placement include a movement of the stent away from the desired location (migration), leaking of blood around stent grafts (endoleakage) and damage of the arterial wall caused by the stent itself. (migrationresearch.com)
  • Novel anchoring designs have been effective at addressing the common problem of stent migration with FCSEMS. (wjgnet.com)
  • In the present study, ultrasound was used to identify and locate the calculi but also to check the collapse, migration and absorption of the collagen stent placed inside the urethra wherein no stent collapse or migration noticed. (arccjournals.com)
  • Reasons for internal migration of plastic bile duct stents and there methods of retrieval. (who.int)
  • The purpose of this study was to quantify the vascular geometry change due to intracranial stent placement and to discuss its potential effects on hemodynamics. (ajnr.org)
  • The current objectives were to quantify the vascular angle changes due to intracranial stent placement and discuss the stent-associated effects on hemodynamics. (ajnr.org)
  • Arterial stenting has become a very important and successful intervention in vascular surgery. (migrationresearch.com)
  • Over the last decade, an enormous thrust of research with regard to computational analysis of biomedical engineering problems in general, and with regard to hemodynamics, vascular mechanics and stent placement in particular has taken place. (migrationresearch.com)
  • While significant progress has been made in all mentioned fields, computational analysis of stent placement using finite element methods (FEM) is still not predictive enough to give specific advice to vascular surgeons on how to optimally place the stent graft during EVAR. (migrationresearch.com)
  • The long-term vision is to be able to provide vascular surgeons with unprecedented predictive capabilities regarding the optimal choice of a patient-specific stent design (size, geometry, etc.) and stent positioning in order to safeguard against the risks mentioned above. (migrationresearch.com)
  • The ADAPT-DES IVUS sub-study provides the strongest evidence to date that use of IVUS to guide optimising placement improves patient outcomes," said Gregg W Stone, professor of Medicine at Columbia University College of Physicians and Surgeons and director of Cardiovascular Research and Education at the Center for Interventional Vascular Therapy at New York-Presbyterian Hospital/Columbia University Medical Center. (cardiovascularnews.com)
  • A survey of papers reporting results with stent-assisted aneurysm coiling through January 2011 was conducted to identify the prevalence of stent-related and other complications, occlusion rates, and clinical and angiographic follow-up data. (ajnr.org)
  • Imaging findings of ischemic AC-ICD, the reason for stenting, and the clinical and angiographic outcomes were retrospectively evaluated. (elsevierpure.com)
  • Hypothesis: The present study was designed to examine whether intracoronary stent implantation affects this course. (tau.ac.il)
  • Longer periods of time risk complications such as encrustation of the stent by stone, possibly requiring surgery or additional procedures. (malefertilitydoc.com)
  • Gregory W Stone, New York, USA, presented one-year results, at TCT, from a substudy of the largest study of its kind the ADAPT-DES registy showing that stent procedures guided by intravascular ultrasound (IVUS) resulted in better patient outcomes and fewer complications at 30 days and 12 months compared to procedures without IVUS, and were safe. (cardiovascularnews.com)
  • These results add a robust new plank to the already considerable evidence base supporting IVUS guidance as the standard of care for stent procedures. (cardiovascularnews.com)
  • But heart attacks account for only about half of stenting procedures, it notes. (medscape.com)
  • More serious cases with intractable pain may require drainage with a stent or percutaneous nephrostomy. (medscape.com)
  • Stent-assisted coiling may increase the incidence of hemorrhagic events with favorable angiographic results and comparable clinical outcomes compared with stand-alone coiling. (frontiersin.org)
  • More and longer term angiographic follow-up information is needed to understand delayed stent-related issues and to better define the durability of treatment. (ajnr.org)
  • The purpose of the present study was to review the literature on stent-assisted coiling to ascertain the frequency of stent-related complications and to assess the impact of the technique on the angiographic and anatomic outcome of endovascular aneurysm treatment. (ajnr.org)
  • Group II animals underwent urethrotomy following which collagen stent were placed and sutured. (arccjournals.com)
  • The placement of a stent across the aneurysmal neck significantly alters hemodynamics in the aneurysmal sac. (ajnr.org)
  • Local hemodynamics worsened with luminal protrusion of the stent and with stent malapposition, adverse high WSS and WSSG were identified around peak flow and throughout the cardiac cycle respectively. (researchgate.net)
  • OBJECTIVE: To evaluate the safety and efficacy of a self-expanding stent for ischemic AC-ICD. (elsevierpure.com)
  • The Captain was never able to sustain a viable heart rhythm, pulse, or blood pressure despite the placement of a pacemaker and an intra-aortic balloon pump and extensive use of cardiac resuscitation medications. (cdc.gov)
  • Stent placement to prevent coil protruding into the parent artery has been successfully applied to intracranial aneurysm treatment. (ajnr.org)
  • Stent placement, a common intervention, involves the use of a mesh tube that opens up to divert blood flow, alleviating the pressure that could lead to an aneurysm rupture. (newsastronomy.com)
  • The purpose of this research was to carry out a comprehensive literature survey of stent-supported aneurysm coiling. (ajnr.org)
  • Medline and PubMed searches were performed through January 2011 to identify relevant articles by using search strings of Neuroform, Enterprise, LEO, intracranial stent, aneurysm coiling rupture, aneurysm coiling thrombosis, cerebral stent, and intracranial aneurysm stent from 1999 to 2011. (ajnr.org)
  • A Google search by using the string "intracranial aneurysm stent" also yielded several not otherwise identified articles. (ajnr.org)
  • Ruptured Right Hepatic Artery Aneurysm after Side by Side Uncovered Metallic Stent Placement for Hilar Cholangiocarcinoma. (bvsalud.org)
  • You may have also had a stent (a tiny wire mesh tube) placed in the blocked area to keep it open. (limamemorial.org)
  • Previously, the additive value of IVUS as an independent predictor of stent thrombosis, myocardial infarction and death had not been assessed in a large-scale, prospective, multicentre registry which had sufficient power to address these issues. (cardiovascularnews.com)
  • A 6F 8 x 24-mm balloon-expandable nitinol biliary stent was placed across the stenotic area under fluoroscopic guidance. (avmi.net)
  • The Advanta V12 balloon expandable covered stent is not available in the U.S. (getinge.com)
  • Distal Catheter Flex Zone designed to increase trackability of the stent deployment system into tortuous anatomy. (merit.com)
  • For subgroup analysis, LVIS stents were associated with a significantly higher rate of complete occlusion ( P = 0.014) and a lower rate of intraprocedural rupture ( p = 0.021). (frontiersin.org)
  • This allows urine to flow without blockage into the bladder.The stent is completely internal and does not show. (malefertilitydoc.com)
  • CONCLUSION: Self-expanding stents seem to be safe and effective for AC-ICD presenting with acute/crescendo-type stroke or recurrent ischemia despite adequate medication. (elsevierpure.com)
  • The authors begin by noting that, as per three prospective, multicentre, randomised trials, placement of a covered stent has previously led to statistically superior TLPP rates compared to PTA alone in restoring flow and maintaining haemodialysis access . (vascularnews.com)
  • How can I find treatment of Stent Placement? (marham.pk)
  • Here is the list of best Cardiac Surgeons for Treatment for Stent Placement in Pakistan. (marham.pk)
  • The AEROmini Fully Covered Tracheobronchial Stent is indicated for use in the treatment of tracheobronchial strictures produced by malignant neoplasms. (merit.com)
  • Ergonomic handle and trigger provide accurate single handed deployment of the preloaded stent. (merit.com)
  • Overall, 9% of cases were confounded by a technical stent-related issue, including 4% failure of deployment. (ajnr.org)
  • Debate exists about whether preoperative stenting is warranted, but most surgeons believe that preoperative biliary decompression does not alter the outcome of surgery. (medscape.com)
  • We hypothesize that the transition point between the relatively fixed stent and the normal artery is exposed to high deformation stress which makes it vulnerable to rupture and dissection. (tau.ac.il)
  • The versatility of PreSize extends to its application in the operating theatre, where surgeons can experiment with different stents to determine the optimal choice for each unique case. (newsastronomy.com)
  • The stent graft strengthens the weakened region of the arterial wall and excludes the AAA from blood flow and blood pressure. (migrationresearch.com)
  • One covered stent was used to treat each study lesion, meaning 110 stents were deployed, and all but two of these were postdilated. (vascularnews.com)
  • Advanta V12/iCast is the only CBE stent with current long-term target lesion revascularization data. (getinge.com)