US Patent 7516502 Wheeled attachment system for spine boards

A wheeled attachment system for efficiently attaching to a spine board to allow the spine board to be easily maneuvered over various surfaces (e.g. flat surfaces, stairs, etc.). The wheeled attachment system generally includes a support structure including a shaft, a plurality of wheels and at least one support, wherein at least three of the plurality of wheels are rotatably attached at each opposing end of the shaft and wherein the plurality of wheels form a tri-wheeled structure upon each of the opposing ends of the shaft. The support extends outwardly from the shaft between the opposing ends of the shaft, wherein the support stabilizes the support structure upon an object positioned adjacent the support structure. An attachment structure extends from the support structure, wherein the attachment structure removably secures the attachment structure and the support structure to the object.