The surgical device (1) comprising at least two branches (2) provided with: respective gripping extremities (3) associable with one another to define a handle of the device (1); and respective closing extremities (5) having a predefined direction of extension (12) and adapted to clamp portions of organs and tissues, with the branches (2) that are articulated to one another for the mutual approaching and moving away of the closing extremities (5), - washing means (8, 16) adapted to drain at least one washing liquid (L) in the organs and tissues when the closing extremities (5) are approached with one another.