Combination product: yes.Four months after the successful index procedure an elective coronary angiography showed a proximal right coronary artery occlusion less than three months old.According to the hospital, the clinical context would rather suggest a proliferative restenosis leading to progressive occlusion, but late subacute thrombosis could not be excluded 100 percent.The affected device was not returned and could therefore not be subjected to a technical investigation.The review of the baseline angiographic images confirmed severe prox.Rca stenosis treated successfully by des placement.Further, the review of the adverse event angiographic images confirmed unsuccessful rca revascularization.The discharge letter stated that a new attempt at right coronary recanalization should be propose to the patient.However, a review of the product release documentation confirmed that the device was manufactured according to specifications and fulfilled all the in-process and final inspection requirements.Based on the provided documentation, no device deficiency or manufacturing-related root cause could be identified.The clinical event committee event assessed the case as silent occlusion.
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