Product performance engineering reviewed the incident information; however, there was no reported device malfunction and the product was not returned.A review of the lot history record could not be conducted because the part and lot numbers were not provided.The reported potential adverse event of thrombosis is listed in the absorb bioresorbable vascular scaffold system (bvss), instructions for use as a known adverse event associated with the use of a coronary scaffold.A conclusive cause for the reported patient effect(s) and the relationship to the product, if any, cannot be determined.However, the additional treatment and hospitalization appear to be related to the operational context of the procedure.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.The absorb device is currently not commercially available in the u.S.; however, it is similar to a device sold in the us.Article titled, very late scaffold thrombosis after everolimus-eluting bioresorbable scaffold implantation in patients with unremarkable interim surveillance angiography.
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The following was reported through a research article: it was reported that the patient had two 2.5 mm absorb bioresorbable scaffolds (brs) implanted in the right coronary artery for a length of 36 mm.Angiographic follow up confirmed favorable results.702 days after the index procedure, the patient presented with very late scaffold thrombosis and occlusion in the distal scaffold.The area was treated with balloon dilatation and stent implantation.Details are in the attached article, titled: "very late scaffold thrombosis after everolimus-eluting bioresorbable scaffold implantation in patients with unremarkable interim surveillance angiography".
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