Fig. 2From: Clinical comparative analysis of 3D printing-assisted extracorporeal pre-fenestration and Castor integrated branch stent techniques in treating type B aortic dissections with inadequate proximal landing zonesPicture A: Within the 3D-printed aortic arch model, the location and dimensions of the primary stent fenestration have been established. Picture B: Employing an extracorporeal electrode pen for fenestration. Picture C: Suturing the Viabahn stent at the fenestration site Picture D: The adjustment of the main stent bundle diameter Picture E: Pre-bending of the main stentBack to article page