Jump beta is a sophisticated, smart medical aid. It enables, with its numerous variety of equipment, a large therapeutic range with an exactly determinable therapeutic benefit. Jump beta facilitates two different frame versions (Sport frame and frame with swing away leg support) and the respective XL version for large people. Jump beta guarantees a mature, synthesizing line of products and a lifelong, familiar usage of the medical aid. This flexible continuity was enabled by a modular construction system. The single components are designed to fit to (almost) every SORG model. The respective modification or upgrade is already implemented in the system and can easily be done.