A crutch is an assistive device that supports balance and pace in patients with lower-limb impairments. Crutches help patients recover from leg injuries such as a surgery, fracture, sprain, or strain by reducing the weight placed on the affected leg, by which injuries can heal faster. It is important that crutches should fit properly. When standing with arms loosely by the side, each crutch should be two finger widths below the armpit. The heel of the hand should rest on the hand piece, while keeping the wrist and elbow bent slightly. Proper care should be taken while using the crutches starting from getting up from the chair, holding both crutches by the handles using the opposite hand to the affected leg, pushing up the body using the hand grips and standing and balancing the body after arranging crutches under each arm. Rise in number of disabled and geriatric population and those afflicted with poliomyelitis have helped in the growth of the disabled crutches market . Increasi...