| Nowadays the aging population is a trend of the development of globalization.Proportion of old people is more and more large and their lives get more and more attention from society.As a kind of special populations,the elderly will encounter many obstacles in their daily lives because of the physiological and psychological function of recession,especially some of them who have motor system disease.One side they can only complete the basic behaviors with the help of stick or wheelchair,which lead to the limit of their range of activity;On the other side the elderly will feel loneliness if their children don’t take good care of them.So outdoor activities is quite important for them.That is to say,Mobility aids are vitally important tools for their healthy and happy lives.Mobility aids can compensate for defect in moving and improve their quality of life.This topic does some analysis about characteristics of old people’s demand and some mobility aids from a couple of different perspectives.And we will design one Mobility aid considering ergonomics,usability and manufacturing for the elderly who have motor system disease. |