Abstract

More than 10 years after publication of the first randomised trial to assess drug-eluting stents (DES) in patients with coronary artery disease,1 many studies have helped to clarify the advantages and limitations of first-generation DES. Despite having high antirestenotic efficacy in the first year after implantation, first-generation DES are associated with a delayed healing effect, leading to increased risk of late stent thrombosis2 and a decrease in antirestenotic efficacy over time,3 which has affected acceptance and stimulated the search for better successors.

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