TALOCRURAL PROSTHESIS UNIT Russian patent published in 1994 - IPC

FIELD: medical engineering. SUBSTANCE: talocrural prosthesis unit includes spherical hinge represented by pivoting bearing 5 having three degrees of mobility and disposed in length at distance of 35 to 40 % L from rear edge of heel and in height at distance of 10 to 13 % L from heel bottom, where L represents length of whole foot. Flexible frame of anterior portion of foot has at its back lever 4 associated with ankle, talocrural hinge or frame of rear portion of foot by virtue of flexible member. EFFECT: more accurate symmetry in walking and running on even and irregular surfaces owing to smooth natural transition elevation on artificial foot and more effective repulsion from support. 1 dwg