The present invention relates to a reinforcement means (400) for a lead (300), especially a lead (300) for neural applications, preferably a lead (300) for a neurostimulation and/or neurorecording system, wherein the reinforcements means (400) has at least predetermined and/or customizable bending motion capabilities and/or is configured such that the minimum bending radius of the lead (300) is at least partially limited. Furthermore, the present invention relates to a lead, a neurostimulation and/or neurorecording system and an interlocking annular element for a reinforcement means.