class four: prosthetic gait Flashcards
what is a hemipelvectomy
the removal of part of your pelvic in terms of amputation
how does a pt’s COM chnage following amp
it shift toward the heavy side - the side that did not lose a limb
and the COM move higher is LE is lost and lower if UE is lost
what is a the shank in a prothesis
the pole connecting the socket to the foot
anterior wall
quads
posterior wall
hamstrings
medial wall
adductors
lateral wall
abductors
what is the socket in the prothesis
the place where the pt places their leg
what does low wall mean in terms of prothesis
weak muscles
what does a low anterior wall mean
weak hip flexors - quads
what does high wall mean in terms of prothesis
similar to tight muscles
AKA stance - lateral bend cause
low lateral wall, short prothesis
AKA stance - abd
long prothesis, high lateral wall, abd hip joint
AKA stance - lordosis
anterior socket wall discomfort
AKA stance - forward flexion
short walker, unstable knee joint
what does an anterior pelvic tilt indicate
tight hip flexors
early swing - high heel raise
inadqueate friction or slack extension aid
late swing - terminal impact
inadqueate friction or tight extension aid
stance heel off - heel whip
heel whip - when flexing the knee the foot (heel) medial or lateral depending on the mechnics
knee bolt rotated, prothesis donned in malrotation
heel contact - foot rotation
foot rotation -
stiff heel cushion, malrotated foot
what does LIME WHIP tell us
lateral whip - internal rotation at knee bolt
medial whip - external rotation at the knee bolt
what is another name for bumper in terms of prothesis
stop, cushion
what is the function of bumper/stops/cushion
bumper that is going to stop impact
what happens if the bumper/stops/cushion is too soft - knee
the knee with go into hyper ext