The first results of surgical reconstruction of the aorta using the domestic aortic hybrid stent-graft Medeng

Objective. To analyze the early clinical results of frozen elephant trunk repair using the domestic hybrid stent-graft MedEng (Penza, Russia).Material and Methods. From September, 2019 to September, 2020, a total of 12 patients underwent surgical reconstruction of the thoracic aorta with an implantation of the MedEng hybrid stent-graft. All interventions were performed under conditions of moderate hypothermia (25-28 °C) and antegrade unilateral cerebral perfusion through the brachiocephalic trunk.Results. The technical success of the operation was achieved in 100% of cases. In the early postoperative period, there were no cases of acute cerebrovascular accidents, episodes of delirium, and paraplegia. There was no need for a resternotomy for bleeding. The extended respiratory support was required in two cases (16.7%). One patient (8.3%) required renal replacement therapy for acute renal injury. Hospital mortality rate reached 16.7%.Conclusion. Surgical reconstruction of the thoracic aorta using the MedEng hybrid stent-graft was characterized by satisfactory clinical results in the early postoperative period.