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Author(s): Ronan Ali , Adam B Greenbaum , Aaron D Kugelmass Added: 3 years ago
Abstract The basic equipment involved in percutaneous coronary interventions - guiding catheters, guide wires and dilation catheters (balloons) - have undergone significant evolution which has allowed for improvements in procedural success and safety. The coronary interventionalist should possess a thorough working knowledge of the available equipment and the ability to select specific equipment… View more
Author(s): Tim A Fischell Added: 3 years ago
Coronary artery stenting has evolved substantially since the first use of coronary stenting as an adjunct to balloon angioplasty in the early 1990s. The performance (and particularly the deliverability) of coronary stents has improved such that coronary stenting is now the primary mode of revascularisation for percutaneous coronary interventions in more than 95% of cases. Although stent delivery… View more
Author(s): Alfredo Galassi , Aaron Grantham , David Kandzari , et al Added: 3 years ago
Section A Techniques for Chronic Total Occlusions Revascularisation Access Route, Guiding Catheter Selection and Contralateral Injection The femoral approach is the preferred access route by most operators. However, the radial approach might be chosen because of severe peripheral vascular disease, operator’s preference or for contralateral injection. The guiding principle of access selection is… View more
Author(s): Kendra J Grubb Added: 1 year ago
Dr Kendra Grubb (Emory Structural Heart and Valve Center, GA, US) outlines the interim analysis of the Optimize PRO Study (NCT04091048), originally presented at EuroPCR 2022. Optimize PRO aimed to evaluate valve performance and procedural outcomes of optimised TAVR care using Medtronic's Evolut™ PRO and Evolut™ PRO+ devices. Findings are promising and show that no patients experienced a… View more
Author(s): Ashok Seth , Sajal Gupta , Vivudh Pratap Singh , et al Added: 3 years ago
In 1995, stent implantation became the second revolution in interventional cardiology when Colombo et al. demonstrated that intravascular ultrasound (IVUS)-guided post-dilatation of stents to achieve optimal expansion and larger lumens led to reduced restenosis and stent thrombosis (ST).1 This ‘bigger is better’ hypothesis became the technical cornerstone of all stent implantation in the bare… View more
Author(s): On Topaz , Allyne Topaz , Pritam R Polkampally Added: 3 years ago
Plaque rupture and subsequent thrombus formation account for most acute myocardial infarctions (AMIs). Percutaneous coronary intervention (PCI) is considered the preferred treatment for ST-segment-elevation myocardial infarction (STEMI), for evolving non-STEMI (NSTEMI) and for rescue intervention post-thrombolytics.1 The main goals of primary and rescue PCI in AMI include restoration of a normal… View more
Author(s): Rebecca L Noad , Colm Hanratty , Simon J Walsh Added: 3 years ago
As the role of percutaneous coronary intervention (PCI) has evolved, inevitably, so too has the technology associated with this specialty. Initially, plain old balloon angioplasty (POBA) was developed as a strategy to ‘stretch’ focal stenoses within the coronary arteries leading to a relief from ischaemia and angina. Whilst potentially of great benefit to some patients, POBA was beset by a series… View more
Author(s): Tanush Gupta , Michael Weinreich , Mark Greenberg , et al Added: 3 years ago
Percutaneous coronary intervention (PCI) is the most commonly used revascularisation modality for obstructive coronary artery disease.1 Despite significant advances in PCI over the past 40 years, severe coronary calcification remains a challenge for successful PCI.2,3 Up to 20% of patients undergoing PCI are estimated to have moderate to severe coronary calcification.4,5 Heavily calcified… View more
Author(s): Inga Narbute , Sanda Jegere , Indulis Kumsars , et al Added: 3 years ago
Coronary bifurcation disease is present in up to 15–20 % of lesions undergoing percutaneous coronary intervention (PCI) and remains one of the outstanding challenges of treatment with PCI.1,2 PCI for coronary bifurcations is associated with more procedural complications and higher restenosis and adverse event rates than lesions in the body of the vessel.3–7 The introduction of drug-eluting stents… View more