Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
An increasing number of individuals show their concern of old people whose strength is shall and action is inconvenient . In this circumstances ,we designed a new crutch for them . It can support 2/3 strength of their waist from the crutch . And the pulley at the bottom can make it easy for walking ,and the light between two stem can irradiate at night . Father more , the crutch is also useful for the disabled people and those with backache .
Yue Peng Haijiao Wang Chongqing Zhu Wenlu Diao