The invention refers to a grasper (11.2) for a needle sheath (5) removably arranged over a needle(4), wherein the grasper (11.2) comprises -a grasping carrier(11.3)formed of a sheet (11.11) andmultiply bent along a plurality of longitudinal fold edges(11.4) to form a plurality of carrier portions (11.5), wherein more than one of the plurality of carrier portions (11.5) comprises a respective barb(11.8) projecting from the surface of the carrier portion (11.5). The invention further refers to a cap (11) and an autoinjector (1) and a method of producing a grasper (11.2).