(b)(6) registry.It was reported that angina occurred.On (b)(6) 2020, the subject presented for index procedure.Heparin or anti-thrombin was administered.The 90% stenosed, 3.5 x 15mm target lesion was located in the left main coronary artery (lmca) extending to proximal left anterior descending (lad) artery.Timi flow was 3.The target lesion was pre-dilated with a 4.0 mm x 15 mm balloon, followed by treatment with a 4.0 mm x 20 mm agent dcb balloon with residual stenosis of 20% and timi flow of 3.The subject was discharged on aspirin and ticagrelor.On (b)(6) 2020, the subject presented with unknown symptoms and was hospitalized.Diagnosis revealed aggravation of stable angina.The next day, a cutting balloon was used to treat the 90% stenosis noted in the proximal lad target lesion resulting in 20% residual stenosis and timi flow 3.No other action was taken and the patient was discharged.On (b)(6) 2020, the event was considered resolved without sequelae.
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