Detection of Prosthetic Knee Movement Phases via In-Socket Sensors: A Feasibility Study

Figure 7

FSR and piezoelectric sensors output during gait cycle: (a) FSR anterior, piezo anterior distal, and piezo anterior proximal sites, (b) FSR and piezoelectric sensors at posterior sites, (c) knee angle during stride, and (d) piezoelectric sensors with the knee angle at a region from 70% to 85%.

(a)

(b)

(c)

(d)