Hello, my brother has developed a pretty cool crutch alternative. I see the future with this product in the potential to add a cycling application to the base. And I am guessing there are a few runners on this forum this maybe able to help if god forbid anyone got injured. Hopefully I am not crossing any guidelines posting this 
https://www.kickstarter.com/projects...sit-stand-walk
https://www.kickstarter.com/projects...sit-stand-walk