(b)(6) clinical study.It was reported that in-stent restenosis occurred.On (b)(6) 2017, a synergy drug eluting stent was implanted to treat the target lesion located in the mid right coronary artery (rca) and proximal rca.On (b)(6) 2021, the subject was presented with unstable anginal (braunwald classification ib) and was referred for the agent ide study.The index procedure was performed on the same day.Cardiac catherization revealed 90% in-stent restenosis at mid rca lesion with timi flow of 3.Following pre-dilation, the lesion was treated with a 3.50 mm x 20 mm study balloon successfully with 0% residual stenosis and timi flow of 3.On the same day, the subject was discharged with aspirin and prasugrel.
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