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A firm seat with the legs fully supported in an upright neutral position is required. The seat depth is the
most important measurement: If the seat depth is too long, the pelvis tilts back creating posterior pelvic
tilt. If the seat depth is too short, the thighs are not supported as well, and the total base of support is not
adequate. Proper foot support is also required.
When the seat is too deep the client With proper seat depth, this same
will lean back to reach the support surface. This client can sit with a neutrally tilted pelvis
will create posterior pelvic tilt. and an erect spine.
.
The client sitting in A firm foot bed and a seat belt can provide
posterior pelvic tilt despite the 90 degree a platform to establish postural alignment
seat/back angle due to lack of lower extremity neutral pelvic stability.
stability and a seat belt.
These illustrations are meant as basic guidelines only.
Please work with your therapist to determine how to
determine the best mobility and positioning system for the
child.
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