Peeled Guidewire Coating with Debulked Plaque Obtained by Di
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Percutaneous directional coronary atherectomy (DCA) is a plaque debulking method performed in Japan, and recently a renewed DCA device has been launched. We present a case with a tight left anterior descending lesion undergoing percutaneous coronary intervention with application of DCA. After several sessions of DCA, white plaques accompanied by green, stringed materials were obtained from the device; some materials were considerably long (approximately 15?mm in length). A drug-eluting stent was subsequently implanted and the procedure was completed successfully without any complications. The extracted plaques and artificial materials were pathologically examined and the obtained artificial materials were considered as peeled guidewire, possibly resulting from the friction between the guidewire and metallic bearing in the housing of DCA catheter....

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5396424/
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