De Oro Devices makes mobility assistive devices to allow people with mobility disorders to walk confidently and safely. We use research-backed sensory cues to help people with mobility disorders walk with improved step symmetry, step length, and overall safety and mobility. In our beachhead market, Parkinson's, we help overcome freezing of gait, one of the most common and most debilitating symptoms of Parkinson's disease. Our initial device, NexStride, combines a green laser line visual cue and a metronome auditory cue into a small portable device that can attach to any cane, walker, or walking