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The PreStride is an evaluation tool that may be
used in combination with a physical examination
to assess candidacy for Stride stance control orthotic
The PreStride is a modular and fully adjustable stance
control KAFO that may be fitted in a controlled clinical
setting to most adults who are between 5’ 2” and 6’ 2”
in height. The overall height of the orthosis is quickly
and easily adjusted by releasing the spring loaded
knobs located on the medial and lateral uprights. Calf
and thigh bands are also easily adjusted for varying
The PreStride, model 9007,
comes with FullStride™ stance control knee joints and
an optional GX-Assist unit to accommodate individuals
with significant weakness of hip musculature. The
GX-Assist uses a pneumatic spring to assist in knee
extension by mimicking the swing phase function of
the quadriceps muscle group. Model 9007 also offers
interchangeability with the SafetyStride™ stance
control knee joint (sold separately), which has the
ability of resisting knee flexion at any angle and does
not require full 180° knee extension in order to lock.