Cardiothoracic Vessel Back to Vessel products Back to Product Overview				Vessel Dissection Trainer    Items 4002 & 4003 Components for vessel skills training. The Vessel Dissection Trainer is comprised of two elements: Item 4002 is the Vessel Dissection Pad & Item 4003 is the Vessel Dissection Base. The pad contains patent & reinforced main vessels at 2mm ID / 3.96mm OD with 1.7mm OD solid branches embedded in tissue for training dissection, ligation, and anastomosis. The reusable base has a tension mechanism that allows it to flex, increasing the tension on the pad for a more realistic wound-like response.