katherine strausser: we always start with a walker. it gives us the most stability. rachel: ok. e: the first thing we have to do is stand up. the robot will do all of the work for you for your legs. so your knees and your hips will be taken care of. 1, 2, 3. rachel: whoa! wow, that is such a weird sensation. it feels like it weighs nothing. russ: exactly. all the weight of the ekso goes down around the side of your body all the way to the ground. you do not feel anything. if i am a spinal cord injury patient today, and i have completely no control on my lower legs, the ekso skeleton is a great tool for helping them walk through a specified gait pattern. you are walking. as you progress through with the walker, then we can graduate to crutches. rachel: it is a lot bigger than i expected, too. russ: we like to think of this as the first suitcase cell phone of the bionic industry. our goal is to make it smaller as we progress and as it gets personalized, it does not need all the other features that this has for the rehab environment. we have to keep pushing the technology for all of