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. Author manuscript; available in PMC: 2016 Feb 26.
Published in final edited form as: Prosthet Orthot Int. 1996 Dec;20(3):159–171. doi: 10.3109/03093649609164438

Fig. 3.

Fig. 3

Basic design of a new Rolling Joint Prosthetic Foot and Ankle (RJA): 1- tibial component; 2 - rear-midfoot component; 3 - extension spring generating the moment of resistance to deflection when the tibial component rolls along the rear-midfoot component.