Abstract: An apparatus (1) for cutting off small intestines (27) from an isolated, unprocessed set of intestines and stomach of a mammal, the apparatus (1) comprising: a charge surface (2); a fixation device (3) arranged at an edge (2?) of said charge surface (2) and for fixating a first end of a small intestine (27); a discharger mechanism (10); a pull-advance mechanism (9) for pulling a second, free end of a small intestine from a position at the fixation device (3) to the discharger mechanism (10); characterized in that a cutter head (5) and said pull-advance mechanism (9) are provided on a rack (4) such that said cutter head (5) is moveable at least in a direction towards/away from the fixation device (3)