Wheelchairs are chairs equipped with wheels to help replace walking. They are divided into electric and manual folding wheelchairs. It is an important mobile tool for home rehabilitation, turnover transportation, medical treatment, and outing activities of the wounded, sick, and handicapped. The wheelchair not only meets the mobility of physically handicapped people and people with reduced mobility, but more importantly, it is convenient for family members to move and take care of patients. The patient uses a wheelchair to perform physical exercises and participate in social activities.
Ordinary wheelchairs are generally composed of a foldable frame, front and rear wheels, left and right knee pads and foot pedals, left and right detachable armrests, handle brake device, seat, backrest with medical imaging data bag, bedpan, urine bag hook, and electric standing. A hand-cranked wheelchair is equipped with a hand-cranked device on the basis of an ordinary wheelchair. On the basis of ordinary wheelchairs, electric wheelchairs add an electronic assist system to reduce the physical exertion of users. On the basis of electric wheelchairs, smart wheelchairs add positioning movement, standing movement, remote control movement and related Internet + assisted living.