Fuente: WIPO "meat" The invention provides a method, system and a spine processing device, for loosening meat from a spine portion of a split carcass part of a four-legged slaughter animal, such as a pork carcass part, the spine processing device comprising a cutting device for loosening the meat, by cutting, from the spine portion; a positioning device for positioning the carcass part at least while cutting, comprising: a positioning element configured to contact a cut surface of the spine portion, wherein the positioning element defines a positioning plane for the cut surface; and a pressing device for pressing the spine portion against the positioning element.