premature heel lift

premature heel lift

reduced or absent heel contact during gait; feature of ankle equinus; see Table 1
Table 1: The gait (walking) cycle
Phase of the cyclePeriodComment
Stance phase (60%)ContactFrom heel strike to foot flat
Foot unlocks to act as a shock absorber and adapt to irregularities in the ground surface
MidstanceFrom foot flat to heel lift
The total weight-bearing surface of the foot is in contact with the walking surface
PropulsionFrom heel lift to toe off
Foot is a rigid and stable lever
Swing phase (40%)From toe off limb 1 to heel strike (limb 1)
Body mass transfers from limb 1 to limb 2