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The first fully biodegradable (poly-l-lactic acid) Igaki-Tamai stent was implanted more than a decade ago, but concerns about inflammatory reactions and the advent of drug-eluting stents (DESs) hampered its development. More recently, biodegradable devices have reentered clinical investigation (JW Cardiol Jun 13 2007 and Mar 25 2009), renewing interest in the long-term results of the initial device. In this report, investigators present 10-year results in the first cohort of patients treated with the Igaki-Tamai stent.
A total of 50 patients received 84 stents for de novo (59) or restenotic (4) lesions. Clinical follow-up data were obtained on 96% of participants at 10 years. Rates of freedom from all-cause mortality and cardiac death were 8…