Dynamic artificial foot has S shaped plate spring, horizontal back end, fixture bolt, securing pin and hollow spring

摘要

The dynamic artificial foot consists of a plastic plate spring (1) bent into a slight S shape, pointing forwards and split lengthwise in the front part. The back end is horizontal and has a single vertical fixture bolt (2) and a fastening pin (7). The back part of the plastic plate spring is higher and rests against the ankle-calf part (3) of the prosthesis. A separate hollow spring (6) for the heel is attached to the back heel part.