foundations final Flashcards
seating/mobility goals
maximize function/independence
normalize tone/decrease spasticity
minimize orthopedic deformity
manage/prevent pressure sores
enhance QOL
improve self image
increase comfort
standard wheelchair dimensions for adults
18in in width
16 in seat depth
20 in seat height
types of wheelchairs
semi-reclining - 30 degrees extension
reclining - fully horizontal may be achieved
- tilt-in-space chair
externally powered chair (electric)
sports chair
lightweight/ultralight wheelchair
standard wheelchair
outdoor chairs
adaptive controls
seat height measurement
heel of shoe to popliteal fold
add 2 inches unless using a seat cushion
leg length
minimum clearance between floor and footplate is 2 inches
measured from lowest part on bottom of footplate
seat depth
posterior buttock to posterior aspect of lower leg on popliteal fossa
subtract 2 inches
seat width
hip width at widest part
add 2 inches
back height
measure from seat of chair to axilla
subtract 4 inches
measure with seat cushion if applicable
arm rest height
from seat of chair to olecranon process with elbow flexed 90 degrees
add 1 inch
measure with seat cushion if applicable
purpose cushions
improves pelvic position
relieves pressure
types: contoured foam, custom molded, air cushion
common diagnoses for adults
spinal cord injury
TBI
neurodegenerative diseases
ALS
muscular dystrophy
multiple sclerosis
CVA
CP
common diagnoses for children
CP
developmental delay
spina bifida/myelomeningocele
muscular dystrophy/SMA
hydrocephalus/microcephalus
stance
leg in contact with floor or supporting surface
60% in walking
40% in running
swing
leg not in contact with floor
40% in walking
60% in running
NWB
non weight bearing
TTWB
toe touch weight bearing
PWB
partial weight bearing (% or lbs)
WBAT
weight bearing as tolerated
four point gait
bilateral ambulation aid
RA, LF, LA, RF
three point
one leg NWB
walker or bilateral amb aid
R&LA, F
two point
bilateral amb aid
RA&LF, LA&RF
TWO MOVNG TOGETHER
three point one
PWB
bilateral amb aid
injured foot moves with AD, strong foot
modified four point
one amb aid
hemi
LF, RF, RA
modified two point
one amb aid
hemi
RF, LF&RA
gait sequencing
move device first
then weaker leg
then strong leg
if unilateral, device on side of strong leg
pre for ambulation
review medical chart
assess, examine, evaluate limitations and capabilities
what are ambulation goals
determine proper equipment
determine appropriate pattern
explain process to patient
obtain consent
prepare pt and environment
ensure proper footwear
apply gait belt
confirm proper fit of device
explain and demo pattern to pt
guard using gait belt and pt’s shoulder and trunk
which leg do questions refernece?
right leg unless left is specified
how many periods of double support
2 10% periods
step length
right to left foot
stride legnth
right to left to right
step width
right heel to left heel
what happens when demands increase?
keep foot under COG
narrower step width
foot angle
from heel to 2nd toe
length of track to test gait speed
3m acceleration
5m test
2m deceleration
max, preferred, both
normative values
step length - 28in
stride length - 56 in
foot angle - 5-7 degrees
step width - 3.5in
gait speed - 2.7-3.1 mph
initial contact
weight acceptance
stance phase
(heel strike)
moment in time
loading response
weight acceptance
stance phase
(foot flat)
ends: opposite toe off
midstance
single limb support
stance phase
ends: opposite heel off
terminal stance
SLS
stance
(heel off)
ends: opposite heel strike