Recent advances on horizontal lower limb rehabilitation robot

Background: As a kind of bionic robot, horizontal lower limb rehabilitation robot integrates the medical technology and robot technology. It can simulate the movements of human lower limbs. It can be mainly used for rehabilitation training of patients with lower limb dysfunction. Objective: To provide a general summarization of recent horizontal lower limb rehabilitation robot and introduce their respective characteristics and development. Method: This paper summarizes various representative patents related to horizontal lower limb rehabilitation robot. The structural characteristics, applications of the typical horizontal lower limb rehabilitation robots are represented. Results: The differences of all kinds of horizontal lower limb rehabilitation robots are compared and analyzed, and the structural characteristics are concluded. The main problems in its development are analyzed, the development trend is foreseen, and the current and future research of the patents on horizontal lower limb rehabilitation robot is discussed. Conclusion: Horizontal lower limb rehabilitation robot has important practical significance for promoting social harmony, and plays an important role in improving the ability of independent survival of patient. Further improvements are needed in the aspects of reliability, comfortable capability, interesting, intelligence and security of the horizontal lower limb rehabilitation robot. More patents on horizontal lower limb rehabilitation robot should be invented.