Paraplegic Motocross Champion Rides Again
From: Product Design & Development - 07/26/2011

A specially-designed bike allows a partially paralyzed athlete to compete in
the sport he loves.  

Before March 4, 2007, motocross champion Doug Henry had walked away from more
than 200 serious crashes. But after losing control at a corner during
practice, Henry was partially paralyzed from the waist down. Since, Henry has
modified a snowmobile and dirt bike to continue to compete. 

Read the entire article and view a video at:
http://www.pddnet.com/video-paraplegic-motocross-champion-rides-again-072611/

Links:
Doug Henry's story of survival
http://www.wtnh.com/dpp/news/8_investigates/local_wtnh_Doug_Henry_story_of_survival_20080628_rev1

Doug Henry Motocross Profile
http://www.youtube.com/watch?v=tuii82I5EV0

First footage of Doug Henry riding his customized fully hand controlled YZ450F 
http://motocross.transworld.net/1000085930/ugc/ugc-videos/doug-henry-back-at-it-2009/