To help keep a family member from inadvertently launching themselves out of bed and onto the floor during the night, we installed a nifty, retractable bedrail. Despite the difficulty with wrapping the securing strap under the box sprint and back between the mattresses, it has been a lifesaver. It has improved their sleeping and has served as a great “handle” for getting into and out of bed. Here are some pictures of the rails in of the rail extended, retracted, folded down & different 
