نتایج جستجو برای: drug eluting stent

تعداد نتایج: 620413  

Journal: :Circulation. Cardiovascular interventions 2014
Sripal Bangalore Bora Toklu Frederick Feit

BACKGROUND Coronary artery bypass graft surgery (CABG) compared with percutaneous coronary intervention (PCI) reduces mortality in patients with diabetes mellitus. However, prior trials compared CABG with balloon angioplasty or older generation stents, and it is not known if the gap between CABG and PCI can be reduced by newer generation drug-eluting stents. METHODS AND RESULTS PUBMED/EMBASE/...

2011
Bryan G. Schwartz Guy S. Mayeda Christina Economides Robert A. Kloner David M. Shavelle Steven Burstein

BACKGROUND Left main coronary artery (LMCA) bifurcation and heavily calcified lesions are common and challenging to treat percutaneously. Rotational atherectomy (RA) may be beneficial in this setting to facilitate stent placement though direct supporting evidence is lacking. This study sought to analyze patients who underwent RA of the LMCA. METHODS Consecutive cases involving RA of the LMCA ...

Journal: :Circulation. Cardiovascular interventions 2014
Eui Im Byeong-Keuk Kim Young-Guk Ko Dong-Ho Shin Jung-Sun Kim Donghoon Choi Yangsoo Jang Myeong-Ki Hong

BACKGROUND We investigated the incidences, predictors, and clinical outcomes of acute and late stent malapposition detected by optical coherence tomography (OCT) after drug-eluting stent implantation. METHODS AND RESULTS We analyzed the OCT images from 351 patients with 356 lesions who received poststent and follow-up OCT examinations. Acute stent malapposition was observed in 62% of lesions....

2012
Xiaodong Ma Tim Wu Michael P Robich

Over the past decade, drug-eluting stents (DES) have greatly transformed the field of interventional cardiology. Generally, three components are included in a DES system: a metal stent platform, a drug carrier or so called ‘stent coating’ and a drug. As such, stent coating plays an important role in the performance of DES. This article will review the evolution of stent coatings and their role ...

Journal: :CVIR Endovascular 2021

Abstract Background Although several clinical reports demonstrated a durable patency rate after novel fluoropolymer-coated paclitaxel-eluting stent (Eluvia; Boston Scientific, Marlborough, MA, USA) placement, aneurysmal degeneration drug-eluting (Eluvia) placement has raised concerns. Here, we report case with progressive aneurysm formation on serial angiography and intravascular ultrasound ove...

Journal: :Annals of palliative medicine 2021

Background: This study was conducted to analyze the influences of stent surface area (SSA), platelet distribution width (PDW), and joint effect these 2 risk factors on major adverse cardiovascular events (MACEs) in patients treated with percutaneous coronary intervention (PCI) together drug-eluting (DES) implantation.

2015
Santosh Kumar Sinha Ramesh Thakur Mukesh Jitendra Jha

Stent fracture is an emerging complication of coronary stenting. Stent fractures were originally reported in the superficial femoral arteries but have since been reported in almost all vascular sites. They are the result of the complex interplay among stent design, the stented segment, plaque morphology, deployment technique, including forceful exaggerated motion in the atrioventricular groove ...

Journal: :The New England journal of medicine 2009
Stefan K James Ulf Stenestrand Johan Lindbäck Jörg Carlsson Fredrik Scherstén Tage Nilsson Lars Wallentin Bo Lagerqvist

BACKGROUND The long-term safety and efficacy of drug-eluting coronary stents have been questioned. METHODS We evaluated 47,967 patients in Sweden who received a coronary stent and were entered into the Swedish Coronary Angiography and Angioplasty Registry between 2003 and 2006 and for whom complete follow-up data were available for 1 to 5 years (mean, 2.7). In the primary analysis, we compare...

2014
Cheng-Hung Lee Chia-Ying Yu Shang-Hung Chang Kuo-Chun Hung Shih-Jung Liu Chao-Jan Wang Ming-Yi Hsu I-Chang Hsieh Wei-Jan Chen Yu-Shien Ko Ming-Shien Wen

INTRODUCTION This work reports on the development of a biodegradable dual-drug-eluting stent with sequential-like and sustainable drug-release of anti-platelet acetylsalicylic acid and anti-smooth muscle cell (SMC) proliferative paclitaxel. METHODS To fabricate the biodegradable stents, poly-L-lactide strips are first cut from a solvent-casted film. They are rolled onto the surface of a metal...

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