The disclosure refers to a grasper for a needle sheath removably arranged over a needle, wherein the grasper comprisesa grasping carrier formed of a sheet and multiply bent along a plurality of longitudinal fold edges to form a plurality of carrier portions, wherein more than one of the plurality of carrier portions comprises a respective barb projecting from the surface of the carrier portion.The disclosure further refers to a cap and an autoinjector and a method of producing a grasper.